# BeaverCheck Audit Report — https://pubmatic.com **Date:** April 16, 2026 **URL:** https://pubmatic.com **Overall Grade:** C (75/100) **Report:** https://beavercheck.com/results/0f265941-3104-4210-a15f-75cb6a2339c0 ## Top Findings 1. **[CRITICAL]** Content-Security-Policy header is missing — Security > Security Headers 2. **[CRITICAL]** No Content-Security-Policy header found — Security > Content Security Policy 3. **[CRITICAL]** Page weighs 12.0 MB (7.9 MB transferred) — Performance > Page Weight Budget 4. **[CRITICAL]** 1 control(s) without accessible label — Accessibility > Form Accessibility 5. **[CRITICAL]** 2 link(s) with no accessible text — Accessibility > Link & Button Quality --- ## Lighthouse Scores | Category | Score | |----------|-------| | Performance | 46 | | Accessibility | 89 | | Best Practices | 100 | | SEO | 85 | --- ## Security ### Security Headers (D — 50/100) *4 of 10 headers properly configured* - **[WARNING]** HSTS is missing includeSubDomains — Without includeSubDomains, subdomains can still be accessed over HTTP. - **[PASS]** X-Content-Type-Options is properly configured - **[PASS]** X-Frame-Options is properly configured - **[PASS]** Referrer-Policy is properly configured - **[WARNING]** Permissions-Policy header is missing — Controls which browser features (camera, microphone, geolocation) are allowed. Set it to restrict unused features. - **[CRITICAL]** Content-Security-Policy header is missing — CSP is the most important header for preventing XSS attacks. See the CSP section for detailed analysis. - **[WARNING]** Cross-Origin-Opener-Policy header is missing — COOP isolates your browsing context, preventing cross-origin side-channel attacks. Set to 'same-origin'. - **[WARNING]** Cross-Origin-Embedder-Policy header is missing — COEP prevents loading cross-origin resources without explicit permission. Required for SharedArrayBuffer and high-resolution timers. - **[WARNING]** X-Powered-By header reveals technology stack — This header discloses server technology (e.g. Express, PHP), helping attackers target known vulnerabilities. Remove it. - **[PASS]** Server header is present without version info ### Content Security Policy (F — 0/100) *No enforcing CSP policy found* - **[CRITICAL]** No Content-Security-Policy header found — CSP is the most effective defense against XSS attacks. Add a Content-Security-Policy header to restrict resource loading. ### TLS & Certificates (A+ — 100/100) *TLS 1.3, 7 checks passed* - **[PASS]** TLS 1.3 is used - **[PASS]** Strong cipher suite is used - **[INFO]** HTTP/2 is not negotiated — HTTP/2 provides multiplexing and header compression for better performance. - **[PASS]** Certificate is valid (expires in 219 days) - **[PASS]** Certificate chain has 3 certificates - **[PASS]** Certificate uses modern signature algorithm - **[PASS]** Certificate covers 4 domain(s) - **[PASS]** Certificate is issued by a trusted CA ### Cookie Security (A+ — 100/100) *No cookies set — no cookie security risks* - **[PASS]** No cookies set — no cookie security risks --- ## Advanced Security ### Subresource Integrity (F — 20/100) *0 of 6 external resources have SRI* - **[WARNING]** External script from www.googletagmanager.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdnjs.cloudflare.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdnjs.cloudflare.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from global.ketchcdn.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.ketchjs.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from player.vimeo.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. ### JS Library Vulnerabilities (A+ — 100/100) *No known vulnerabilities* - **[PASS]** No known JavaScript library vulnerabilities detected ### Information Leakage (A+ — 100/100) *No exposures* - **[INFO]** No security.txt found — Consider adding a security.txt at /.well-known/security.txt. - **[PASS]** No sensitive files exposed ### Email Security (D — 50/100) *DMARC: none* - **[WARNING]** DMARC policy is none — monitoring only — This only monitors, it doesn't block spoofed emails. Change to p=quarantine or p=reject. ### Permissions-Policy (D — 40/100) *No header set* - **[WARNING]** No Permissions-Policy header — Consider adding a Permissions-Policy header to restrict browser feature access from embedded content. ### CORS Configuration (B — 80/100) *No CORS headers* - **[PASS]** No CORS headers present — secure default --- ## Performance ### Page Weight Budget (F — 0/100) *7.9 MB transferred, 95 requests* - **[CRITICAL]** Page weighs 12.0 MB (7.9 MB transferred) - **[WARNING]** Images are 6.6 MB — compress or use modern formats — Convert images to WebP/AVIF and resize to display dimensions to reduce transfer size. - **[WARNING]** JavaScript is 864 KB — consider code splitting or lazy loading — Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts. - **[INFO]** 95 HTTP requests - **[INFO]** Estimated 1.6 g CO2 per page load ### Third-Party Impact (A+ — 100/100) *20% third-party, 0 ms blocking* - **[INFO]** Third-party code accounts for 20% of page weight (1.5 MiB of 7.9 MiB) - **[PASS]** Third-party blocking time is low (0 ms) ### Text Compression (A+ — 100/100) *All text resources are compressed* - **[PASS]** All text resources are compressed ### Image Optimization (C — 60/100) *38 images, 0 KB saveable* - **[WARNING]** https://pubmatic.com/wp-content/uploads/2025/06/pr... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS. - **[WARNING]** https://pubmatic.com/wp-content/themes/pubmatic/im... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS. - **[WARNING]** https://pubmatic.com/wp-content/themes/pubmatic/im... is missing width/height — may cause layout shift — Set explicit width and height to prevent CLS. ### JS Execution Cost (D — 40/100) *2853ms total JS execution* - **[WARNING]** Unattributable: 823ms CPU time - **[WARNING]** https://cdn.ketchjs.com/ketchtag/stable/v2.12/ketc...: 459ms CPU time - **[WARNING]** https://pubmatic.com/: 451ms CPU time - **[WARNING]** https://cdnjs.cloudflare.com/ajax/libs/gsap/3.9.1/...: 420ms CPU time - **[WARNING]** https://pubmatic.com/wp-content/themes/pubmatic/js...: 414ms CPU time - **[WARNING]** Third-party scripts: 1896ms (66% of total) ### Font Loading (A+ — 100/100) *6 fonts (113 KB)* - **[INFO]** 6 font(s) use font-display: swap (FOUT risk but functional) ### JS Bundles (D — 50/100) *23 scripts, 205 KB unused* - **[WARNING]** https://cdn.ketchjs.com/ketchtag/stable/v2.12/ketc...: 117 KB unused (46%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtm.js?id=GTM-TDP...: 63 KB unused (48%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://pubmatic.com/wp-content/themes/pubmatic/js...: 25 KB unused (77%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://pubmatic.com/wp-content/themes/pubmatic/js...: unminified — 5 KB could be saved - **[INFO]** Total unused JavaScript: 205 KB ### Resource Caching (A+ — 100/100) *All resources properly cached* - **[PASS]** No caching issues found ### Critical Rendering Path (A+ — 100/100) *No render-blocking resources* - **[PASS]** No render-blocking resources detected ### Resource Hints (A+ — 100/100) *5 hints, 0 missing preconnects* - **[PASS]** Page uses 5 resource hint(s) ### Page Weight Inventory (C — 55/100) *95 resources · 7.9 MB · 205 KB savings available* - **[WARNING]** Page weight 6.9 MB over 1MB target - **[INFO]** ~205 KB of savings available - **[INFO]** 29 third-party resources (20% of weight) - **[INFO]** 18 resources over 200KB ### Render-Blocking Resources (A+ — 100/100) *No render-blocking resources detected* - **[PASS]** No render-blocking resources detected in ### Third-Party Resources (A+ — 100/100) *No third-party resources detected* --- ## Content Quality ### Links (C — 75/100) *136 links checked, 131 healthy, 5 broken* - **[CRITICAL]** 131 of 136 links are healthy - **[CRITICAL]** Broken link: https://pubmatic.com/products/auction-packages/ — Found in . Get "https://pubmatic.com/products/auction-packages/": context deadline exceeded - **[CRITICAL]** Broken link: https://pubmatic.com/about-us — Found in . Get "https://pubmatic.com/about-us": context deadline exceeded - **[CRITICAL]** Broken link: https://investors.pubmatic.com/ — Found in . Get "https://investors.pubmatic.com/": context deadline exceeded - **[CRITICAL]** Broken link: https://pubmatic.com/careers/engineering/ — Found in . Get "https://pubmatic.com/careers/engineering/": context deadline exceeded - **[CRITICAL]** Broken link: https://pubmatic.com/careers/india/ — Found in . Get "https://pubmatic.com/careers/india/": context deadline exceeded ### Mixed Content (A+ — 100/100) *No mixed content detected — all resources use HTTPS.* - **[PASS]** No mixed content detected — all resources use HTTPS ### Open Graph (A+ — 100/100) *Open Graph tags are well configured for social sharing.* ### Structured Data (A+ — 100/100) *1 JSON-LD block(s) found — structured data is well configured.* - **[PASS]** Custom type "WebPage" — unable to validate specific properties --- ## Infrastructure ### DNS Records (A+ — 100/100) *4 A records, 28 ms lookup* - **[PASS]** Resolves to 4 IPv4 address(es) - **[PASS]** Has 8 IPv6 (AAAA) record(s) - **[PASS]** 4 nameserver(s) configured - **[PASS]** 1 mail exchanger(s) configured - **[INFO]** CAA records not checked — CAA record lookup requires a specialized DNS resolver. This check will be available in a future update. - **[PASS]** SPF record present in TXT - **[PASS]** DNS resolution time: 28 ms ### Redirect Chain (A+ — 100/100) *No redirects — direct access* - **[PASS]** No redirects — direct access ### IPv6 Readiness (A+ — 100/100) *IPv6 reachable (16 ms)* - **[PASS]** IPv6 is configured and reachable at 2600:9000:2035:4800:1a:89bc:d200:93a1, 2600:9000:2035:f600:1a:89bc:d200:93a1, 2600:9000:2035:f200:1a:89bc:d200:93a1, 2600:9000:2035:8600:1a:89bc:d200:93a1, 2600:9000:2035:5800:1a:89bc:d200:93a1, 2600:9000:2035:e00:1a:89bc:d200:93a1, 2600:9000:2035:800:1a:89bc:d200:93a1, 2600:9000:2035:5a00:1a:89bc:d200:93a1 ### Crawlability (A+ — 100/100) *robots.txt present, sitemap with 27 URLs* - **[PASS]** robots.txt is present - **[PASS]** sitemap.xml is present - **[PASS]** sitemap.xml is valid XML - **[PASS]** sitemap.xml contains 27 entries - **[PASS]** Sitemap index with 27 child sitemaps - **[PASS]** robots.txt references sitemap ### URL Variants (A+ — 100/100) *www/non-www, trailing slash, HTTP→HTTPS* - **[PASS]** www/non-www redirect configured correctly (preferred: non-www) - **[PASS]** HTTP correctly 301-redirects to HTTPS ### Domain Intelligence (A+ — 100/100) *pubmatic.com — via GoDaddy.com, LLC, 19 years, 6 months old* - **[PASS]** Domain registered until Sep 8, 2034 (8 years, 6 months remaining) - **[INFO]** DNSSEC is not enabled — DNSSEC protects against DNS spoofing attacks. While not required, enabling DNSSEC adds an additional layer of security. Contact your DNS provider to enable it. - **[PASS]** Registrar: GoDaddy.com, LLC - **[WARNING]** Registrar lock is NOT enabled — The domain can be transferred without an unlock step. Enable registrar lock (clientTransferProhibited) in your registrar's control panel to protect against unauthorized or accidental transfers. --- ## Compliance ### WCAG Compliance (A+ — 100/100) *No testable criteria* ### Cookie Consent & Privacy (B — 80/100) *No consent signals detected* - **[WARNING]** No privacy policy link detected — A privacy policy page is recommended for transparency and may be legally required. - **[INFO]** No terms of service link detected - **[INFO]** No cookie consent banner detected - **[INFO]** This is an automated check, not legal advice — BeaverCheck detects technical indicators of consent management. This does not constitute a legal compliance assessment. Consult a privacy professional for GDPR/CCPA compliance. ### Language & i18n (A — 90/100) *Lang attribute present* - **[PASS]** attribute is present - **[PASS]** value is valid - **[INFO]** No Content-Language HTTP header - **[INFO]** Language signals are inconsistent — The attribute and Content-Language header should agree. ### Readability & Typography (A+ — 100/100) *Font sizes and tap targets checked* ### Viewport Configuration (A+ — 100/100) *Viewport properly configured* - **[PASS]** Viewport meta tag is present - **[PASS]** width=device-width is set - **[PASS]** User zooming is allowed ### Third-Party Trackers (C — 55/100) *3 trackers detected* - **[INFO]** 3 third-party trackers detected — Found 2 analytics, 0 advertising, 0 marketing, 1 tag manager trackers. - **[WARNING]** Trackers detected but no cookie policy found — This page loads 3 trackers but no cookie policy was detected. GDPR requires disclosure when using tracking cookies. - **[WARNING]** Trackers detected but no privacy policy found — Most data protection regulations require a privacy policy when collecting user data via trackers. ### Cookie & Tracker Inventory (A+ — 100/100) *0 cookies · 3 trackers · 0 pre-consent* - **[INFO]** 3 third-party tracker(s) detected on page --- ## Legal ### Legal Page Ecosystem (C — 60/100) *2 of 7 expected legal pages detected* - **[PASS]** Privacy Policy detected — Found at https://pubmatic.com/legal/privacy/, linked from footer. - **[PASS]** Terms of Service detected — Found at https://pubmatic.com/legal/privacy/, linked from footer. - **[INFO]** Cookie Policy not detected — No link matching common Cookie Policy URL patterns or link text was found. Most websites are expected to have a Cookie Policy, especially those collecting user data. - **[INFO]** Accessibility Statement not detected — No link matching common Accessibility Statement URL patterns or link text was found. Most websites are expected to have a Accessibility Statement, especially those collecting user data. - **[INFO]** DMCA / Copyright Notice not detected — No link matching common DMCA / Copyright Notice URL patterns or link text was found. Most websites are expected to have a DMCA / Copyright Notice, especially those collecting user data. - **[INFO]** Refund / Returns Policy not detected — No link matching common Refund / Returns Policy URL patterns or link text was found. Most websites are expected to have a Refund / Returns Policy, especially those collecting user data. - **[INFO]** Acceptable Use Policy not detected — No link matching common Acceptable Use Policy URL patterns or link text was found. Most websites are expected to have a Acceptable Use Policy, especially those collecting user data. ### Copyright Notice (A+ — 100/100) *© 2026 PubMatic* - **[PASS]** Copyright notice is up to date — Copyright notice is up to date: © 2026 PubMatic - **[PASS]** Copyright holder: PubMatic ### Regulatory Indicators *1 regulatory indicator(s) detected* - **[INFO]** This is a technical scan, not a legal assessment — BeaverCheck detects technical indicators that may suggest regulatory relevance. This is not a compliance audit and should not be relied upon for legal decisions. Consult qualified legal counsel for compliance assessments. - **[INFO]** GDPR indicators detected (moderate confidence) — Indicators suggesting GDPR may be relevant: Privacy policy page found. EU General Data Protection Regulation — governs collection and processing of personal data of EU residents. ### Third-Party Data Sharing *2 third-party service(s) detected* - **[INFO]** Data inventory for transparency purposes — This inventory identifies third-party services that receive data from your site visitors. Under regulations like GDPR (Article 30), maintaining records of data processing activities is commonly considered a best practice. This automated scan provides a starting point — it may not capture all data flows. - **[INFO]** 2 third-party services across 2 categories — 2 third-party services detected across 2 categories: Tag Management (1), CDN (1). Each of these services receives some user data from your site visitors. - **[INFO]** Google Tag Manager (Tag Management) — Detected via script URL. Typically collects: Orchestrates other tracking scripts, Page views. Privacy policy: https://policies.google.com/privacy. Data Processing Agreement available. - **[INFO]** Cloudflare (CDN) — Detected via script URL. Typically collects: IP address (transient), Request metadata. Privacy policy: https://www.cloudflare.com/privacypolicy/. Data Processing Agreement available. ### Compliance Badges (C — 55/100) *0 compliance badge(s) detected* - **[INFO]** No compliance badges detected — No recognized compliance certification badges or seals were found. This is common — many sites do not display compliance badges. --- ## Availability ### CDN & Delivery (A+ — 100/100) *AWS CloudFront (Hit from cloudfront)* - **[PASS]** Site is served via AWS CloudFront CDN (edge: AMS58-P3) - **[PASS]** CDN cache status: Hit from cloudfront ### HTTP Caching (A — 90/100) *max-age=3600 (1 hour)* - **[PASS]** Cache-Control header is set - **[PASS]** Effective TTL: 1 hour (max-age=3600) - **[INFO]** No ETag or Last-Modified header — Conditional requests (304 Not Modified) are not possible without validators. ### Transport Security (A+ — 100/100) *HTTP/3, HSTS, and TLS version analysis* - **[PASS]** HTTP/3 (QUIC) supported — The server advertises HTTP/3 via Alt-Svc for faster connections on mobile networks. - **[PASS]** HSTS enabled (base policy) - **[INFO]** HSTS missing includeSubDomains — Without includeSubDomains, HSTS only protects the exact domain. - **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT) --- ## Accessibility ### Landmark Structure (C — 60/100) *5 landmarks* - **[CRITICAL]** No
landmark found — Screen reader users cannot quickly navigate to the primary content. Wrap your main content in
. - **[PASS]** 1