diff --git a/apps/master-api/src/admin/routes.ts b/apps/master-api/src/admin/routes.ts
index 91fa0cd..ebb9a86 100644
--- a/apps/master-api/src/admin/routes.ts
+++ b/apps/master-api/src/admin/routes.ts
@@ -1928,14 +1928,14 @@ export async function registerAdminRoutes(app: FastifyInstance, config: Config)
           streamUrl: played.streamUrl,
           keyCount: played.keys.length,
           promo,
-          resolver: "viaplay-byguid-har-v7",
+          resolver: "viaplay-byguid-v9",
         };
       } catch (err) {
         return {
           ok: false,
           guid,
           error: err instanceof Error ? err.message : String(err),
-          resolver: "viaplay-byguid-har-v7",
+          resolver: "viaplay-byguid-v9",
         };
       }
     }
diff --git a/apps/master-api/src/agent/routes.ts b/apps/master-api/src/agent/routes.ts
index b9d9f1e..1eeb3ee 100644
--- a/apps/master-api/src/agent/routes.ts
+++ b/apps/master-api/src/agent/routes.ts
@@ -163,6 +163,7 @@ export function registerAgentRoutes(app: FastifyInstance, config: Config) {
       accessToken?: string;
       profileId?: string;
       persistentLogin?: string;
+      boid?: string;
     };
     const { upsertViaplayAccountByEmail } = await import("../viaplay/settings");
     return upsertViaplayAccountByEmail(config.SESSION_SECRET, {
@@ -172,6 +173,7 @@ export function registerAgentRoutes(app: FastifyInstance, config: Config) {
       accessToken: String(body.accessToken ?? ""),
       profileId: body.profileId,
       persistentLogin: body.persistentLogin,
+      boid: body.boid,
     });
   });
 
diff --git a/apps/master-api/src/viaplay/accounts.ts b/apps/master-api/src/viaplay/accounts.ts
index 58e845a..564508c 100644
--- a/apps/master-api/src/viaplay/accounts.ts
+++ b/apps/master-api/src/viaplay/accounts.ts
@@ -11,6 +11,8 @@ export type ViaplayAccountStored = {
   sessionEnc?: string;
   accessTokenEnc?: string;
   profileId?: string;
+  /** Chrome __Secure-Viaplay-Boid — livescript stuurt hem mee. */
+  boid?: string;
   deviceId?: string;
   /** Optioneel — voor latere tray/login. */
   passwordEnc?: string;
@@ -52,6 +54,7 @@ export type ViaplayAccountCreds = {
   session: string | null;
   accessToken: string | null;
   profileId: string | null;
+  boid: string | null;
   deviceId: string;
   password: string | null;
   persistentLogin: string | null;
@@ -106,6 +109,7 @@ export function decryptAccount(
       ? decryptSecret(account.accessTokenEnc, sessionSecret)
       : null,
     profileId: account.profileId?.trim() || null,
+    boid: account.boid?.trim() || null,
     deviceId: account.deviceId?.trim() || randomUUID(),
     password: account.passwordEnc
       ? decryptSecret(account.passwordEnc, sessionSecret)
@@ -127,6 +131,7 @@ export function createAccountStored(
     session?: string;
     accessToken?: string;
     profileId?: string;
+    boid?: string;
     deviceId?: string;
     password?: string;
     persistentLogin?: string;
@@ -152,6 +157,7 @@ export function createAccountStored(
       ? encryptSecret(accessToken, sessionSecret)
       : undefined,
     profileId: input.profileId?.trim() || undefined,
+    boid: input.boid?.trim() || undefined,
     deviceId: input.deviceId?.trim() || randomUUID(),
     passwordEnc: password ? encryptSecret(password, sessionSecret) : undefined,
     persistentLoginEnc: input.persistentLogin?.trim()
@@ -178,6 +184,7 @@ export function parseAccountsJson(raw: unknown): ViaplayAccountStored[] {
       sessionEnc: String(row.sessionEnc ?? "").trim() || undefined,
       accessTokenEnc: String(row.accessTokenEnc ?? "").trim() || undefined,
       profileId: String(row.profileId ?? "").trim() || undefined,
+      boid: String(row.boid ?? "").trim() || undefined,
       deviceId: String(row.deviceId ?? "").trim() || undefined,
       passwordEnc: String(row.passwordEnc ?? "").trim() || undefined,
       persistentLoginEnc: String(row.persistentLoginEnc ?? "").trim() || undefined,
diff --git a/apps/master-api/src/viaplay/client.ts b/apps/master-api/src/viaplay/client.ts
index 4c37ff5..1239f59 100644
--- a/apps/master-api/src/viaplay/client.ts
+++ b/apps/master-api/src/viaplay/client.ts
@@ -2,8 +2,9 @@ import { randomUUID } from "node:crypto";
 import type { ViaplayAccountCreds } from "./accounts";
 import { toMediaGuid } from "./accounts";
 
+/** Zelfde UA als het werkende livescript (viaplay3.py). Edge/153 + sec-ch-ua gaf Don't go. */
 export const VIAPLAY_USER_AGENT =
-  "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/153.0.0.0 Safari/537.36 Edg/153.0.0.0";
+  "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/121.0.0.0 Safari/537.36";
 
 export type ViaplayPlayResult = {
   mediaGuid: string;
@@ -13,6 +14,8 @@ export type ViaplayPlayResult = {
   channelName: string | null;
   stationId: string | null;
   title: string | null;
+  /** Product-duration uit play-JSON (niet de MPD — Don't go liegt hier). */
+  durationMs: number | null;
 };
 
 function asRecord(v: unknown): Record<string, unknown> | null {
@@ -21,20 +24,44 @@ function asRecord(v: unknown): Record<string, unknown> | null {
     : null;
 }
 
-/** Netscape/browser-cookies blijven encoded; decoded JSON in Cookie-header = Don't go. */
+/**
+ * Electron/Playwright geeft cookies decoded (`s:j:{…}`).
+ * In de Cookie-header moeten die percent-encoded — anders parst Viaplay
+ * de session niet en geeft 200 + Don't go.
+ * Al encoded (`s%3Aj%3A%7B`) laten we met rust.
+ */
 function cookieValue(raw: string): string {
   const v = raw.trim();
   if (!v) return v;
-  if (/%[0-9A-Fa-f]{2}/.test(v)) return v;
-  if (/[{}"\s]/.test(v)) return encodeURIComponent(v);
+  if (v.startsWith('"') && v.endsWith('"') && v.length >= 2) {
+    return cookieValue(v.slice(1, -1));
+  }
+  if (/[{}"\s,;\\]/.test(v)) return encodeURIComponent(v);
   return v;
 }
 
+function parseSetCookieJar(setCookies: string[]): Record<string, string> {
+  const jar: Record<string, string> = {};
+  for (const sc of setCookies) {
+    const m = sc.match(/^([^=]+)=([^;]*)/);
+    if (!m) continue;
+    let v = m[2] ?? "";
+    if (v.startsWith('"') && v.endsWith('"') && v.length >= 2) {
+      v = v.slice(1, -1);
+    }
+    jar[m[1]!] = v;
+  }
+  return jar;
+}
+
 function cookieHeader(creds: ViaplayAccountCreds): string {
   const parts: string[] = [];
   if (creds.session) parts.push(`session=${cookieValue(creds.session)}`);
   if (creds.accessToken) parts.push(`accessToken=${creds.accessToken.trim()}`);
   if (creds.profileId) parts.push(`viaplay_profileId=${creds.profileId.trim()}`);
+  if (creds.boid) {
+    parts.push(`__Secure-Viaplay-Boid=${creds.boid.trim()}`);
+  }
   if (creds.persistentLogin) {
     parts.push(`persistentLogin=${cookieValue(creds.persistentLogin)}`);
   }
@@ -62,18 +89,9 @@ export function authHeaders(creds: ViaplayAccountCreds): Record<string, string>
 export function playHeaders(creds: ViaplayAccountCreds): Record<string, string> {
   return {
     Accept: "*/*",
-    "Accept-Language":
-      "nl,en;q=0.9,en-GB;q=0.8,en-US;q=0.7,es-ES;q=0.6,es;q=0.5,nl-NL;q=0.4",
     Origin: "https://viaplay.com",
     Referer: "https://viaplay.com/",
     "User-Agent": VIAPLAY_USER_AGENT,
-    "Sec-Fetch-Dest": "empty",
-    "Sec-Fetch-Mode": "cors",
-    "Sec-Fetch-Site": "same-site",
-    "sec-ch-ua":
-      '"Microsoft Edge";v="153", "Not_A Brand";v="8", "Chromium";v="153"',
-    "sec-ch-ua-mobile": "?0",
-    "sec-ch-ua-platform": '"Windows"',
     Cookie: cookieHeader(creds),
   };
 }
@@ -107,20 +125,16 @@ export async function refreshViaplaySession(
       Origin: "https://viaplay.com",
       Referer: "https://viaplay.com/",
       "User-Agent": VIAPLAY_USER_AGENT,
-      Cookie: `persistentLogin=${pl}`,
+      Cookie: `persistentLogin=${cookieValue(pl)}`,
     },
     signal: AbortSignal.timeout(opts.timeoutMs),
   });
 
-  const jar: Record<string, string> = {};
   const rawSet =
     typeof res.headers.getSetCookie === "function"
       ? res.headers.getSetCookie()
       : [];
-  for (const sc of rawSet) {
-    const m = sc.match(/^([^=]+)=([^;]*)/);
-    if (m) jar[m[1]!] = m[2]!;
-  }
+  const jar = parseSetCookieJar(rawSet);
 
   let body: Record<string, unknown> | null = null;
   try {
@@ -147,6 +161,7 @@ export async function refreshViaplaySession(
     session,
     accessToken,
     persistentLogin: nextPl,
+    boid: jar["__Secure-Viaplay-Boid"] || creds.boid,
   };
 }
 
@@ -793,73 +808,78 @@ function extractProducts(json: unknown): ViaplayEpgProduct[] {
 
 /**
  * Don't go is Viaplay's soft-fail (200 + promo-VOD) i.p.v. 403.
- * Titel/guid van het event kloppen vaak wél; alleen de media is fout.
+ * Titel/guid/body.duration van het gevraagde product kloppen wél;
+ * alleen de media (en de echte MPD-duur) is de promo-docu (~PT43M36S).
  */
 const VIAPLAY_DONT_GO_MEDIA_RE =
   /88000100-1778484912807|\b7c4cd64\b|\/dont[-_]?go/i;
+/** Bekende mediaPresentationDuration van de Don't go-docu. */
+const DONT_GO_MPD_DURATION_MS = 2_616_000;
 
 export function isDontGoPlaceholder(mpdUrl: string | null | undefined): boolean {
   return !!mpdUrl && VIAPLAY_DONT_GO_MEDIA_RE.test(mpdUrl);
 }
 
+export function parseIsoDurationMs(iso: string): number | null {
+  const t = String(iso || "").trim();
+  if (!t) return null;
+  const m = t.match(/^PT(?:(\d+)H)?(?:(\d+)M)?(?:(\d+(?:\.\d+)?)S)?$/i);
+  if (!m) return null;
+  const h = Number(m[1] || 0);
+  const min = Number(m[2] || 0);
+  const s = Number(m[3] || 0);
+  if (![h, min, s].some((n) => Number.isFinite(n) && n > 0)) return null;
+  return Math.round(((h * 60 + min) * 60 + s) * 1000);
+}
+
+export function parseMpdDurationMs(xml: string): number | null {
+  const raw =
+    xml.match(/\bmediaPresentationDuration=["']([^"']+)["']/i)?.[1] ||
+    xml.match(/<Period\b[^>]*\bduration=["']([^"']+)["']/i)?.[1];
+  return raw ? parseIsoDurationMs(raw) : null;
+}
+
+export function mpdLooksLikeDontGo(
+  xml: string,
+  expectedDurationMs?: number | null
+): boolean {
+  if (/don'?t\s*go|viaplay\s*presents/i.test(xml)) return true;
+  const mpdMs = parseMpdDurationMs(xml);
+  if (mpdMs == null) return false;
+  if (Math.abs(mpdMs - DONT_GO_MPD_DURATION_MS) <= 4_000) return true;
+  const expected = Number(expectedDurationMs);
+  if (Number.isFinite(expected) && expected > 30_000) {
+    const ratio = mpdMs / expected;
+    if (ratio < 0.55 || ratio > 1.8) return true;
+  }
+  return false;
+}
+
 export function isLiveDashMpd(mpdUrl: string | null | undefined): boolean {
   return !!mpdUrl && /live-dash/i.test(mpdUrl);
 }
 
-function assertPlayNotSoftFail(
-  played: ViaplayPlayResult,
-  opts?: { requireLiveDash?: boolean }
-): void {
+function assertPlayNotSoftFail(played: ViaplayPlayResult): void {
   if (isPromoVodTitle(played.title)) {
     throw new Error(`Viaplay gaf promo-stream (“${played.title}”)`);
   }
   if (isDontGoPlaceholder(played.mpdUrl)) {
     throw new Error("Viaplay gaf Don't go-placeholder i.p.v. de wedstrijdstream");
   }
-  if (/vod-dash/i.test(played.mpdUrl) && !played.licenseUrl) {
-    throw new Error("Viaplay gaf Don't go-VOD zonder licentie");
-  }
-  if (!played.licenseUrl) {
-    throw new Error("Viaplay play-response mist Widevine-licentie (Don't go-fallback)");
-  }
-  if (opts?.requireLiveDash && !isLiveDashMpd(played.mpdUrl)) {
+  if (!isLiveDashMpd(played.mpdUrl)) {
     throw new Error(
       "Viaplay gaf geen live-dash stream (Don't go/VOD-fallback — sessie of rechten)"
     );
   }
-}
-
-function sportContentUrls(
-  pageUrl: string | null | undefined,
-  deviceKey: string,
-  mediaGuid: string
-): { productUrl: string; contextualUrl: string; contextualv2Url: string } {
-  const guidPath = mediaGuid.replace(/-NL$/i, "").toLowerCase();
-  let clean = "";
-  const raw = (pageUrl || "").trim();
-  if (raw) {
-    try {
-      const u = new URL(raw);
-      u.search = "";
-      clean = u.toString().replace(/\/$/, "");
-    } catch {
-      clean = "";
-    }
+  if (!played.licenseUrl) {
+    throw new Error("Viaplay play-response mist Widevine-licentie (Don't go-fallback)");
   }
-  if (!clean) {
-    clean = `https://content.viaplay.com/${deviceKey}/sport/${guidPath}`;
-  }
-  return {
-    productUrl: `${clean}?partial=true`,
-    contextualUrl: `${clean}?contextual=true`,
-    contextualv2Url: `${clean}?contextualV2=true&productType=sport`,
-  };
 }
 
 function buildPlayLiveUrl(
   creds: ViaplayAccountCreds,
   mediaGuid: string,
-  opts: { deviceKey: string; pageUrl?: string | null; harStyle: boolean }
+  opts: { deviceKey: string }
 ): string {
   const u = new URL("https://play-live.viaplay.com/api/stream/bymediaguid");
   u.searchParams.set("deviceId", creds.deviceId || randomUUID());
@@ -869,26 +889,6 @@ function buildPlayLiveUrl(
   u.searchParams.set("deviceKey", opts.deviceKey);
   u.searchParams.set("mediaGuid", mediaGuid);
   u.searchParams.set("nocc", "autoplayer");
-  if (creds.profileId) u.searchParams.set("profileId", creds.profileId);
-  if (!opts.harStyle) return u.toString();
-
-  const pages = sportContentUrls(opts.pageUrl, opts.deviceKey, mediaGuid);
-  const returnUrl = new URL(`https://content.viaplay.com/${opts.deviceKey}`);
-  returnUrl.searchParams.set("language", "nl");
-  if (creds.profileId) returnUrl.searchParams.set("profileId", creds.profileId);
-  u.searchParams.set("cse", "true");
-  u.searchParams.set(
-    "splitIOFlagIds",
-    "all_sports_beyondLiveBeacon_on,web_player_pause_ads_on"
-  );
-  u.searchParams.set("tcString", VIAPLAY_TC_STRING);
-  u.searchParams.set("returnurl", returnUrl.toString());
-  u.searchParams.set("producturl", pages.productUrl);
-  u.searchParams.set("contextualurl", pages.contextualUrl);
-  u.searchParams.set("contextualv2url", pages.contextualv2Url);
-  u.searchParams.set("sectionPath", "/sport");
-  u.searchParams.set("defaultAvailabilityContext", "svod");
-  u.searchParams.set("win10edge", "true");
   return u.toString();
 }
 
@@ -899,45 +899,27 @@ export async function playByMediaGuid(
     deviceKey: string;
     timeoutMs: number;
     pageUrl?: string | null;
-    /** Terugkijken: echte VOD-MPD toestaan, Don't go niet. */
     allowVod?: boolean;
   }
 ): Promise<ViaplayPlayResult> {
+  void opts.pageUrl;
+  void opts.allowVod;
   const mediaGuid = toMediaGuid(mediaGuidRaw);
-  const urls = [
-    buildPlayLiveUrl(creds, mediaGuid, {
-      deviceKey: opts.deviceKey,
-      harStyle: false,
-    }),
-    buildPlayLiveUrl(creds, mediaGuid, {
-      deviceKey: opts.deviceKey,
-      pageUrl: opts.pageUrl,
-      harStyle: true,
-    }),
-  ];
-
-  let lastError: Error | null = null;
-  for (const playUrl of urls) {
-    try {
-      const res = await fetchJson(playUrl, {
-        headers: playHeaders(creds),
-        timeoutMs: opts.timeoutMs,
-      });
-      const body = asRecord(res.json);
-      if (res.status !== 200 || !body) {
-        const msg =
-          (typeof body?.message === "string" && body.message) ||
-          `play-live mislukt (${res.status})`;
-        throw new Error(msg);
-      }
-      const played = parsePlayStreamBody(body, mediaGuid);
-      assertPlayNotSoftFail(played, { requireLiveDash: !opts.allowVod });
-      return played;
-    } catch (err) {
-      lastError = err instanceof Error ? err : new Error(String(err));
-    }
+  const playUrl = buildPlayLiveUrl(creds, mediaGuid, { deviceKey: opts.deviceKey });
+  const res = await fetchJson(playUrl, {
+    headers: playHeaders(creds),
+    timeoutMs: opts.timeoutMs,
+  });
+  const body = asRecord(res.json);
+  if (res.status !== 200 || !body) {
+    const msg =
+      (typeof body?.message === "string" && body.message) ||
+      `play-live mislukt (${res.status})`;
+    throw new Error(msg);
   }
-  throw lastError || new Error("Viaplay play-live mislukt");
+  const played = parsePlayStreamBody(body, mediaGuid);
+  assertPlayNotSoftFail(played);
+  return played;
 }
 
 function parsePlayStreamBody(
@@ -952,6 +934,7 @@ function parsePlayStreamBody(
   if (!mpdUrl) throw new Error("Geen viaplay:media in play-response");
   const product = asRecord(body.product);
   const channel = asRecord(body.channel) || asRecord(asRecord(body.streamingSession)?.channel);
+  const durationRaw = Number(body.duration);
   return {
     mediaGuid: id,
     mpdUrl,
@@ -963,6 +946,8 @@ function parsePlayStreamBody(
       typeof asRecord(product?.content)?.title === "string"
         ? String(asRecord(product!.content)!.title)
         : null,
+    durationMs:
+      Number.isFinite(durationRaw) && durationRaw > 0 ? durationRaw : null,
   };
 }
 
@@ -1080,9 +1065,6 @@ function assertVodPlayMatchesGuid(
       "Viaplay gaf Don't go-placeholder i.p.v. de gevraagde stream"
     );
   }
-  if (/vod-dash/i.test(played.mpdUrl) && !played.licenseUrl) {
-    throw new Error("Viaplay gaf Don't go-VOD zonder licentie");
-  }
 
   const links = asRecord(body._links);
   const productHref = asRecord(links?.["viaplay:product"])?.href;
@@ -1254,7 +1236,6 @@ export async function playByGuid(
     contextualv2FromStreamHref(listingHref) ||
     contextualv2FromStreamHref(productHref);
 
-  // Eerst exacte HAR-query (betrouwbaar), daarna eventuele stream-hrefs.
   const playUrls: string[] = [];
   const seen = new Set<string>();
   const pushUrl = (url: string) => {
@@ -1262,6 +1243,14 @@ export async function playByGuid(
     seen.add(url);
     playUrls.push(url);
   };
+  const simple = new URL("https://play.viaplay.com/api/stream/byguid");
+  simple.searchParams.set("deviceId", creds.deviceId || randomUUID());
+  simple.searchParams.set("deviceName", "web");
+  simple.searchParams.set("deviceType", "pc");
+  simple.searchParams.set("userAgent", VIAPLAY_USER_AGENT);
+  simple.searchParams.set("deviceKey", opts.deviceKey);
+  simple.searchParams.set("guid", guid);
+  pushUrl(simple.toString());
   pushUrl(
     buildHarByguidUrl(creds, guid, {
       deviceKey: opts.deviceKey,
@@ -1297,8 +1286,29 @@ export async function playByGuid(
         durationMs: pageDurationMs,
         title: pageTitle,
       });
-      // Alleen aanvullen als play al een echte (niet-promo) titel heeft — nooit
-      // pageTitle over een lege promo-response plakken (dat verborgt Don't go).
+      const expectedMs = pageDurationMs || played.durationMs;
+      let mpdChecked = false;
+      try {
+        const mpd = await fetchMpdXml(played.mpdUrl, opts.timeoutMs);
+        if (mpd.status === 200 && /<MPD[\s>]/i.test(mpd.xml)) {
+          mpdChecked = true;
+          if (
+            isDontGoPlaceholder(mpd.url) ||
+            mpdLooksLikeDontGo(mpd.xml, expectedMs)
+          ) {
+            throw new Error(
+              "Viaplay MPD is Don't go-placeholder (duur/media mismatch)"
+            );
+          }
+        }
+      } catch (err) {
+        if (err instanceof Error && /Don't go/i.test(err.message)) throw err;
+      }
+      if (!mpdChecked && /vod-dash/i.test(played.mpdUrl) && !played.licenseUrl) {
+        throw new Error(
+          "VOD zonder licentie en MPD niet te valideren — Don't go-risico"
+        );
+      }
       if (!played.title?.trim() && pageTitle && !isPromoVodTitle(pageTitle)) {
         played.title = pageTitle;
       }
diff --git a/apps/master-api/src/viaplay/play.ts b/apps/master-api/src/viaplay/play.ts
index 65d3678..2751809 100644
--- a/apps/master-api/src/viaplay/play.ts
+++ b/apps/master-api/src/viaplay/play.ts
@@ -16,6 +16,7 @@ import {
   fetchViaplayBootstrapPssh,
   isDontGoPlaceholder,
   isLiveDashMpd,
+  mpdLooksLikeDontGo,
   VIAPLAY_USER_AGENT,
 } from "./client";
 import {
@@ -51,7 +52,7 @@ function recordVodPlay( partial: Omit<LastVodPlayDiag, "at" | "resolver"> ) {
   lastVodPlay = {
     ...partial,
     at: new Date().toISOString(),
-    resolver: "viaplay-byguid-har-v8",
+    resolver: "viaplay-byguid-v9",
   };
 }
 
@@ -209,9 +210,15 @@ export async function ensureViaplayEventReady(
     !!event.mpdUrl &&
     isMpdCacheFresh(event.mpdCachedAt, tweaks.mpdCacheTtlMinutes);
 
-  if (cacheFresh && cachedKeys.length && !isDontGoPlaceholder(event.mpdUrl)) {
+  if (
+    cacheFresh &&
+    cachedKeys.length &&
+    event.mpdUrl &&
+    isLiveDashMpd(event.mpdUrl) &&
+    !isDontGoPlaceholder(event.mpdUrl)
+  ) {
     return {
-      streamUrl: event.mpdUrl!,
+      streamUrl: event.mpdUrl,
       format: "dash",
       keys: cachedKeys,
       fromCache: true,
@@ -265,6 +272,7 @@ export async function ensureViaplayEventReady(
   if (
     cacheFresh &&
     event.mpdUrl &&
+    isLiveDashMpd(event.mpdUrl) &&
     !isDontGoPlaceholder(event.mpdUrl) &&
     !(opts?.fetchKeys ?? tweaks.fetchKeysIfMissing)
   ) {
@@ -297,6 +305,7 @@ export async function ensureViaplayEventReady(
               session: refreshed.session || undefined,
               accessToken: refreshed.accessToken || undefined,
               persistentLogin: refreshed.persistentLogin || undefined,
+              boid: refreshed.boid || undefined,
             });
           } catch {
             /* continue with in-memory refresh */
@@ -308,7 +317,6 @@ export async function ensureViaplayEventReady(
         deviceKey: tweaks.deviceKey,
         timeoutMs: tweaks.httpTimeoutMs,
         pageUrl: event.pageUrl,
-        allowVod: ended,
       });
       const kap = isLiveDashMpd(play.mpdUrl)
         ? await resolveKapMpd(
@@ -507,6 +515,7 @@ async function resolveViaplayGuidPlayInner(
             session: refreshed.session || undefined,
             accessToken: refreshed.accessToken || undefined,
             persistentLogin: refreshed.persistentLogin || undefined,
+            boid: refreshed.boid || undefined,
           });
         } catch {
           /* play mag doorgaan met in-memory refresh */
@@ -530,11 +539,19 @@ async function resolveViaplayGuidPlayInner(
       try {
         const mpd = await fetchMpdXml(play.mpdUrl, tweaks.httpTimeoutMs);
         if (mpd.status === 200 && /<MPD[\s>]/i.test(mpd.xml)) {
+          if (
+            isDontGoPlaceholder(mpd.url) ||
+            mpdLooksLikeDontGo(mpd.xml, play.durationMs)
+          ) {
+            throw new Error(
+              "Viaplay MPD is Don't go-placeholder (duur/media mismatch)"
+            );
+          }
           pssh = extractPsshFromMpd(mpd.xml);
           mpdUrl = mpd.url;
         }
-      } catch {
-        /* speel base MPD */
+      } catch (err) {
+        if (err instanceof Error && /Don't go/i.test(err.message)) throw err;
       }
 
       // Clear VOD (HAR: geen license) — nooit stale ClearKey van eerdere plays plakken.
diff --git a/apps/master-api/src/viaplay/settings.ts b/apps/master-api/src/viaplay/settings.ts
index 841289e..ca02a8d 100644
--- a/apps/master-api/src/viaplay/settings.ts
+++ b/apps/master-api/src/viaplay/settings.ts
@@ -202,6 +202,7 @@ export async function addViaplayAccount(
     session?: string;
     accessToken?: string;
     profileId?: string;
+    boid?: string;
     password?: string;
     persistentLogin?: string;
   }
@@ -233,6 +234,7 @@ export async function upsertViaplayAccountByEmail(
     session: string;
     accessToken: string;
     profileId?: string;
+    boid?: string;
     persistentLogin?: string;
   }
 ) {
@@ -252,6 +254,7 @@ export async function upsertViaplayAccountByEmail(
       session: input.session,
       accessToken: input.accessToken,
       profileId: input.profileId,
+      boid: input.boid,
       persistentLogin: input.persistentLogin,
       enabled: true,
     });
@@ -262,6 +265,7 @@ export async function upsertViaplayAccountByEmail(
     session: input.session,
     accessToken: input.accessToken,
     profileId: input.profileId,
+    boid: input.boid,
     persistentLogin: input.persistentLogin,
   });
 }
@@ -276,6 +280,7 @@ export async function updateViaplayAccount(
     session?: string;
     accessToken?: string;
     profileId?: string;
+    boid?: string;
     password?: string;
     persistentLogin?: string;
     clearCookies?: boolean;
@@ -296,11 +301,13 @@ export async function updateViaplayAccount(
   let sessionEnc = current.sessionEnc;
   let accessTokenEnc = current.accessTokenEnc;
   let profileId = current.profileId;
+  let boid = current.boid;
   let persistentLoginEnc = current.persistentLoginEnc;
   if (input.clearCookies) {
     sessionEnc = undefined;
     accessTokenEnc = undefined;
     profileId = undefined;
+    boid = undefined;
     persistentLoginEnc = undefined;
   }
   if (input.session?.trim()) {
@@ -316,6 +323,9 @@ export async function updateViaplayAccount(
   if (input.profileId !== undefined) {
     profileId = input.profileId.trim() || undefined;
   }
+  if (input.boid !== undefined) {
+    boid = input.boid.trim() || undefined;
+  }
   if (input.persistentLogin?.trim()) {
     persistentLoginEnc = encryptSecret(input.persistentLogin.trim(), sessionSecret);
   }
@@ -339,6 +349,7 @@ export async function updateViaplayAccount(
     sessionEnc,
     accessTokenEnc,
     profileId,
+    boid,
     persistentLoginEnc,
     passwordEnc: input.password?.trim()
       ? encryptSecret(input.password.trim(), sessionSecret)
diff --git a/apps/master-api/src/viewer/routes.ts b/apps/master-api/src/viewer/routes.ts
index f7a0af2..51d9254 100644
--- a/apps/master-api/src/viewer/routes.ts
+++ b/apps/master-api/src/viewer/routes.ts
@@ -1096,7 +1096,7 @@ export function registerViewerRoutes(
       fallbackFormat: null,
       live: false,
       /** Deploy/debug: bevestigt VOD-resolver revisie na Dokploy. */
-      resolver: "viaplay-byguid-har-v8",
+      resolver: "viaplay-byguid-v9",
       mediaPath: (() => {
         try {
           const u = new URL(played.streamUrl);
diff --git a/apps/token-tray/src/jobs.ts b/apps/token-tray/src/jobs.ts
index b728930..b7e9947 100644
--- a/apps/token-tray/src/jobs.ts
+++ b/apps/token-tray/src/jobs.ts
@@ -53,6 +53,7 @@ async function pushViaplay(
     accessToken: string;
     profileId: string | null;
     persistentLogin: string | null;
+    boid?: string | null;
   }
 ) {
   const res = await fetch(`${cfg.apiUrl}/api/v1/agent/viaplay/tokens`, {
@@ -68,6 +69,7 @@ async function pushViaplay(
       accessToken: tokens.accessToken,
       profileId: tokens.profileId || undefined,
       persistentLogin: tokens.persistentLogin || undefined,
+      boid: tokens.boid || undefined,
     }),
   });
   const data = (await res.json().catch(() => ({}))) as { error?: { message?: string } };
diff --git a/apps/token-tray/src/login/viaplay.ts b/apps/token-tray/src/login/viaplay.ts
index cad877c..c497e07 100644
--- a/apps/token-tray/src/login/viaplay.ts
+++ b/apps/token-tray/src/login/viaplay.ts
@@ -15,6 +15,7 @@ export type ViaplayLoginResult = {
   accessToken: string;
   profileId: string | null;
   persistentLogin: string | null;
+  boid: string | null;
 };
 
 function profileDir(accountId: string): string {
@@ -96,8 +97,9 @@ async function readCookies(context: BrowserContext): Promise<ViaplayLoginResult
     .replace(/^(VIAPLAY-AT|MTG-AT|Bearer)\s+/i, "");
   const profileId = (byName.get("viaplay_profileId") || "").trim() || null;
   const persistentLogin = (byName.get("persistentLogin") || "").trim() || null;
+  const boid = (byName.get("__Secure-Viaplay-Boid") || "").trim() || null;
   if (!session || !accessToken) return null;
-  return { session, accessToken, profileId, persistentLogin };
+  return { session, accessToken, profileId, persistentLogin, boid };
 }
 
 async function launchProfile(userDataDir: string, headless: boolean) {
diff --git a/apps/token-tray/src/viaplay.ts b/apps/token-tray/src/viaplay.ts
index 765f492..b5775f1 100644
--- a/apps/token-tray/src/viaplay.ts
+++ b/apps/token-tray/src/viaplay.ts
@@ -6,6 +6,7 @@ export type CapturedTokens = {
   accessToken: string;
   profileId: string | null;
   persistentLogin: string | null;
+  boid: string | null;
   accessTokenExpMs: number | null;
 };
 
@@ -49,7 +50,7 @@ export async function captureViaplayTokens(partition: string): Promise<CapturedT
       if (!c.name || !c.value) continue;
       if (
         /viaplay|mtg-api|login\.viaplay/i.test(c.domain || "") ||
-        ["session", "accessToken", "viaplay_profileId", "persistentLogin"].includes(c.name)
+        ["session", "accessToken", "viaplay_profileId", "persistentLogin", "__Secure-Viaplay-Boid"].includes(c.name)
       ) {
         byName.set(c.name, c.value);
       }
@@ -64,6 +65,7 @@ export async function captureViaplayTokens(partition: string): Promise<CapturedT
     .replace(/^(VIAPLAY-AT|MTG-AT|Bearer)\s+/i, "");
   const profileId = byName.get("viaplay_profileId")?.trim() || null;
   const persistentLogin = byName.get("persistentLogin")?.trim() || null;
+  const boid = byName.get("__Secure-Viaplay-Boid")?.trim() || null;
 
   if (!sessionVal || !accessToken) return null;
   return {
@@ -71,6 +73,7 @@ export async function captureViaplayTokens(partition: string): Promise<CapturedT
     accessToken,
     profileId,
     persistentLogin,
+    boid,
     accessTokenExpMs: jwtExpMs(accessToken),
   };
 }
@@ -93,6 +96,7 @@ export async function pushViaplayTokens(
       accessToken: tokens.accessToken,
       profileId: tokens.profileId || undefined,
       persistentLogin: tokens.persistentLogin || undefined,
+      boid: tokens.boid || undefined,
     }),
   });
   const data = (await res.json().catch(() => ({}))) as {