# BeaverCheck Audit Report — https://taxfoundation.org **Date:** April 22, 2026 **URL:** https://taxfoundation.org **Overall Grade:** B (84/100) **Report:** https://beavercheck.com/results/f501714a-7229-4514-81ce-773b80d17f82 ## Top Findings 1. **[CRITICAL]** 1 link(s) with no accessible text — Accessibility > Link & Button Quality 2. **[WARNING]** External script from cdn-cookieyes.com lacks integrity attribute — Security > Subresource Integrity 3. **[WARNING]** External script from js.hs-banner.com lacks integrity attribute — Security > Subresource Integrity 4. **[WARNING]** External script from js.hs-scripts.com lacks integrity attribute — Security > Subresource Integrity 5. **[WARNING]** External script from js.hsadspixel.net lacks integrity attribute — Security > Subresource Integrity --- ## Lighthouse Scores | Category | Score | |----------|-------| | Performance | 60 | | Accessibility | 93 | | Best Practices | 100 | | SEO | 100 | --- ## Security ### Security Headers (A+ — 95/100) *9 of 10 headers properly configured* - **[PASS]** Strict-Transport-Security is properly configured - **[PASS]** X-Content-Type-Options is properly configured - **[PASS]** X-Frame-Options is properly configured - **[PASS]** Referrer-Policy is properly configured - **[PASS]** Permissions-Policy is set - **[PASS]** Content-Security-Policy is present - **[INFO]** Cross-Origin-Opener-Policy is set but not 'same-origin' - **[PASS]** Cross-Origin-Embedder-Policy is set - **[PASS]** X-Powered-By header is not present - **[PASS]** Server header is present without version info ### Content Security Policy (C — 65/100) *2 of 10 CSP checks passed* - **[INFO]** Raw CSP policy - **[WARNING]** default-src directive is missing — default-src provides a fallback for other directives. Set it to restrict default resource loading. - **[INFO]** No script-src or default-src to check for 'unsafe-inline' - **[INFO]** No script-src or default-src to check for 'unsafe-eval' - **[INFO]** No script-src or default-src to check for wildcard - **[PASS]** object-src falls back to default-src - **[WARNING]** base-uri directive is missing — Without base-uri, attackers can inject a tag to hijack relative URLs. Set it to 'self' or 'none'. - **[WARNING]** frame-ancestors directive is missing — frame-ancestors controls who can embed your page, preventing clickjacking. Set it to 'self' or 'none'. - **[WARNING]** form-action directive is missing — form-action restricts where forms can submit data, preventing form hijacking. - **[PASS]** upgrade-insecure-requests is enabled ### 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 56 days) - **[PASS]** Certificate chain has 2 certificates - **[PASS]** Certificate uses modern signature algorithm - **[PASS]** Certificate covers 2 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 10 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 www.googletagmanager.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from js.hs-banner.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from js.hscollectedforms.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from js.hsadspixel.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[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 cdn-cookieyes.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn-cookieyes.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from js.hs-scripts.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from js.hs-scripts.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 (A — 85/100) *DMARC: quarantine* - **[PASS]** DMARC policy is quarantine — good protection ### Permissions-Policy (A+ — 100/100) *22 directives, 0 missing* - **[PASS]** accelerometer=() — blocked for all origins - **[PASS]** autoplay=() — blocked for all origins - **[PASS]** camera=() — blocked for all origins - **[PASS]** cross-origin-isolated=() — blocked for all origins - **[INFO]** display-capture=(self) - **[PASS]** encrypted-media=() — blocked for all origins - **[INFO]** fullscreen=* - **[INFO]** geolocation=(self) - **[PASS]** gyroscope=() — blocked for all origins - **[PASS]** keyboard-map=() — blocked for all origins - **[PASS]** magnetometer=() — blocked for all origins - **[PASS]** microphone=() — blocked for all origins - **[PASS]** midi=() — blocked for all origins - **[INFO]** payment=* - **[INFO]** picture-in-picture=* - **[PASS]** publickey-credentials-get=() — blocked for all origins - **[PASS]** screen-wake-lock=() — blocked for all origins - **[INFO]** sync-xhr=* - **[PASS]** usb=() — blocked for all origins - **[PASS]** xr-spatial-tracking=() — blocked for all origins - **[PASS]** gamepad=() — blocked for all origins - **[PASS]** serial=() — blocked for all origins ### CORS Configuration (B — 80/100) *No CORS headers* - **[PASS]** No CORS headers present — secure default --- ## Performance ### Page Weight Budget (D — 43/100) *2.5 MB transferred, 91 requests* - **[WARNING]** Page weighs 5.0 MB (2.5 MB transferred) - **[INFO]** Fonts are 1008 KB — consider subsetting or using system fonts — Subset fonts to include only used characters, or switch to system font stacks. - **[WARNING]** JavaScript is 972 KB — consider code splitting or lazy loading — Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts. - **[INFO]** 91 HTTP requests - **[INFO]** Estimated 0.51 g CO2 per page load ### Third-Party Impact (A — 85/100) *36% third-party, 0 ms blocking* - **[INFO]** Third-party code accounts for 36% of page weight (891.3 KiB of 2.5 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 (B — 75/100) *12 images, 0 KB saveable* - **[PASS]** All images are well-optimized ### JS Execution Cost (D — 40/100) *2778ms total JS execution* - **[WARNING]** https://taxfoundation.org/: 1113ms CPU time - **[WARNING]** Unattributable: 385ms CPU time - **[INFO]** https://www.googletagmanager.com/gtm.js?id=GTM-NLR...: 231ms CPU time - **[INFO]** https://cdn-cookieyes.com/client_data/a18d248b6cd8...: 182ms CPU time - **[INFO]** https://www.googletagmanager.com/gtag/js?id=G-FP7K...: 172ms CPU time - **[WARNING]** Third-party scripts: 1533ms (55% of total) ### Font Loading (A+ — 100/100) *6 fonts (1008 KB)* - **[INFO]** 6 font(s) use font-display: swap (FOUT risk but functional) ### JS Bundles (D — 40/100) *30 scripts, 359 KB unused* - **[WARNING]** https://www.googletagmanager.com/gtag/js?id=AW-101...: 103 KB unused (75%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtag/js?id=G-FP7K...: 67 KB unused (39%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtag/js?id=AW-101...: 64 KB unused (47%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtag/js?id=AW-987...: 64 KB unused (47%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtm.js?id=GTM-NLR...: 61 KB unused (41%) — Consider code splitting or tree shaking to reduce unused code. - **[INFO]** Total unused JavaScript: 359 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) *3 hints, 0 missing preconnects* - **[PASS]** Page uses 3 resource hint(s) ### Page Weight Inventory (D — 50/100) *91 resources · 2.5 MB · 359 KB savings available* - **[WARNING]** Page weight 1.5 MB over 1MB target - **[INFO]** ~359 KB of savings available - **[INFO]** 36 third-party resources (36% of weight) - **[INFO]** 1 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 (B — 80/100) *200 links checked, 196 healthy, 4 broken* - **[CRITICAL]** 196 of 200 links are healthy - **[WARNING]** Broken link: https://fonts.googleapis.com — Found in . Returns HTTP 404. - **[WARNING]** Broken link: https://fonts.gstatic.com — Found in . Returns HTTP 404. - **[WARNING]** Broken link: https://js.hs-scripts.com — Found in . Returns HTTP 404. - **[CRITICAL]** Broken link: https://taxfoundation.org/wp-content/uploads/2023/08/aHof... — Found in . Get "https://taxfoundation.org/wp-content/uploads/2023/08/aHoffer.png": 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 — 90/100) *Open Graph tags are well configured for social sharing.* - **[CRITICAL]** og:image is not reachable — The og:image URL could not be fetched. Social platforms won't be able to display it. - **[INFO]** og:title is short (8 characters) — Ideal length is 25–60 characters for social sharing previews. ### 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+ — 95/100) *1 A records, 34 ms lookup* - **[PASS]** Resolves to 1 IPv4 address(es) - **[INFO]** Single A record — no DNS redundancy — Multiple A records provide failover if one server goes down. - **[PASS]** Has 2 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: 34 ms ### Redirect Chain (A+ — 100/100) *No redirects — direct access* - **[PASS]** No redirects — direct access ### IPv6 Readiness (A+ — 100/100) *IPv6 reachable (0 ms)* - **[PASS]** IPv6 is configured and reachable at 2620:12a:8000::3, 2620:12a:8001::3 ### Crawlability (A+ — 100/100) *robots.txt present, sitemap with 29 URLs* - **[PASS]** robots.txt is present - **[PASS]** sitemap.xml is present - **[PASS]** sitemap.xml is valid XML - **[PASS]** sitemap.xml contains 29 entries - **[PASS]** Sitemap index with 29 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) *taxfoundation.org — via Amazon Registrar, Inc., 30 years, 7 months old* - **[PASS]** Domain registered until Feb 25, 2029 (2 years, 10 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: Amazon Registrar, Inc. - **[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) *CookieYes 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 - **[PASS]** Consent banner detected (CookieYes) - **[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 (D — 45/100) *9 trackers detected* - **[INFO]** 9 third-party trackers detected — Found 7 analytics, 0 advertising, 1 marketing, 1 tag manager trackers. - **[WARNING]** Trackers detected but no cookie policy found — This page loads 9 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. - **[WARNING]** Session replay tool detected: Microsoft Clarity — Session replay tools record user interactions. These require clear disclosure and often explicit consent under GDPR. ### Cookie & Tracker Inventory (A+ — 100/100) *0 cookies · 9 trackers · 0 pre-consent* - **[INFO]** 9 third-party tracker(s) detected on page --- ## Legal ### Legal Page Ecosystem (D — 40/100) *2 of 7 expected legal pages detected* - **[PASS]** Privacy Policy detected — Found at /privacy-policy, linked from footer. - **[WARNING]** Terms of Service not detected — No link matching common Terms of Service URL patterns or link text was found. Most websites are expected to have a Terms of Service, especially those collecting user data. - **[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. - **[PASS]** DMCA / Copyright Notice detected — Found at /copyright-notice, linked from footer. - **[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 (C — 55/100) *No copyright notice detected* - **[INFO]** No copyright notice detected — No copyright notice detected in the page content. While not legally required in most jurisdictions (copyright exists automatically), a notice is standard practice and signals site ownership. ### 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 (strong confidence) — Indicators suggesting GDPR may be relevant: Consent management platform detected: cookieyes.com; Privacy policy page found. EU General Data Protection Regulation — governs collection and processing of personal data of EU residents. ### Third-Party Data Sharing *3 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]** 3 third-party services across 3 categories — 3 third-party services detected across 3 categories: Analytics (1), Tag Management (1), Marketing (1). Each of these services receives some user data from your site visitors. - **[INFO]** Google Analytics (Analytics) — Detected via script URL. Typically collects: Page views, User behavior, Demographics, Device info, IP address. Privacy policy: https://policies.google.com/privacy. Data Processing Agreement available. - **[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]** HubSpot (Marketing) — Detected via script URL. Typically collects: Lead tracking, Form submissions, Page views, Email tracking. Privacy policy: https://legal.hubspot.com/privacy-policy. Data Processing Agreement available. ### Compliance Badges (B — 70/100) *2 compliance badge(s) detected* - **[PASS]** Better Business Bureau badge detected — Found via image alt text: 'obbba tax refunds, 2025 tax reform bill, tariffs'. Note: the presence of a badge does not verify the certification is current or valid. - **[PASS]** TRUSTe / TrustArc badge detected — Found via body text: 'truste'. Note: the presence of a badge does not verify the certification is current or valid. --- ## Availability ### CDN & Delivery (A+ — 100/100) *Fastly (HIT, HIT, MISS, MISS)* - **[PASS]** Site is served via Fastly CDN - **[PASS]** CDN cache status: HIT, HIT, MISS, MISS ### HTTP Caching (A — 90/100) *max-age=604800 (1 week)* - **[PASS]** Cache-Control header is set - **[PASS]** Effective TTL: 1 week (max-age=604800) - **[INFO]** No ETag or Last-Modified header — Conditional requests (304 Not Modified) are not possible without validators. ### Transport Security (A — 90/100) *HTTP/3, HSTS, and TLS version analysis* - **[INFO]** HTTP/3 (QUIC) not advertised — HTTP/3 eliminates head-of-line blocking. If your CDN supports it, consider enabling it. - **[PASS]** HSTS enabled (includeSubDomains, preload) - **[PASS]** HSTS preload enabled - **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT) --- ## Accessibility ### Landmark Structure (A+ — 100/100) *7 landmarks* - **[PASS]**
landmark present - **[PASS]** 3