# BeaverCheck Audit Report — https://www.miro.com **Date:** April 7, 2026 **URL:** https://www.miro.com **Overall Grade:** C (70/100) **Report:** https://beavercheck.com/results/20eecabf-0fd2-5aa8-b1e6-7a4c727c68b8 ## Top Findings 1. **[CRITICAL]** Content-Security-Policy header is missing — Security > Security Headers 2. **[CRITICAL]** HSTS header is missing — Security > Security Headers 3. **[CRITICAL]** No Content-Security-Policy header found — Security > Content Security Policy 4. **[CRITICAL]** Page weighs 29.4 MB (8.2 MB transferred) — Performance > Page Weight Budget 5. **[CRITICAL]** 2 image(s) missing alt attribute — Accessibility > Alt Text Quality --- ## Lighthouse Scores | Category | Score | |----------|-------| | Performance | 38 | | Accessibility | 95 | | Best Practices | 77 | | SEO | 92 | --- ## Security ### Security Headers (F — 10/100) *2 of 10 headers properly configured* - **[CRITICAL]** HSTS header is missing — Strict-Transport-Security forces browsers to use HTTPS, preventing downgrade attacks. Add the header with a max-age of at least 1 year. - **[WARNING]** X-Content-Type-Options header is missing — This header prevents MIME-type sniffing, which can lead to XSS attacks. Set it to 'nosniff'. - **[WARNING]** X-Frame-Options header is missing — This header prevents clickjacking by controlling who can embed your page in a frame. Set it to DENY or SAMEORIGIN. - **[WARNING]** Referrer-Policy header is missing — Controls how much referrer information is sent with requests. Set to 'strict-origin-when-cross-origin' or stricter. - **[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. - **[PASS]** X-Powered-By header is not present - **[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 112 days) - **[PASS]** Certificate chain has 3 certificates - **[PASS]** Certificate uses modern signature algorithm - **[PASS]** Certificate covers 19 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 34 external resources have SRI* - **[WARNING]** External script from bat.bing.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from trk.techtarget.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from script.getreditus.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from connect.facebook.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from pixel.byspotify.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from www.clarity.ms lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.pdst.fm lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from nld1rtp1-cdn.marketo.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from www.redditstatic.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from snap.licdn.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from snap.licdn.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from static.hotjar.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from snap.licdn.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from a.quora.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 www.googletagmanager.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External link from fonts.googleapis.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External link from fonts.googleapis.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External link from fonts.googleapis.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External link from static-website.miro.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.cookielaw.org lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from tracking.g2crowd.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from munchkin.marketo.net lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.cr-relay.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from events.framer.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from framerusercontent.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from mirostatic.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from mirostatic.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.getsmartcontent.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from cdn.cookielaw.org lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from j.6sc.co lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from tag.clearbitscripts.com lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from tag.simpli.fi lacks integrity attribute — Without SRI, if this CDN is compromised, attackers could inject malicious code. - **[WARNING]** External script from scripts.appbind.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 (F — 30/100) *No DMARC* - **[WARNING]** No DMARC record found — Without DMARC, email receivers have no policy for handling authentication failures. ### 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) *8.2 MB transferred, 368 requests* - **[CRITICAL]** Page weighs 29.4 MB (8.2 MB transferred) - **[WARNING]** JavaScript is 3.6 MB — consider code splitting or lazy loading — Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts. - **[INFO]** Fonts are 405 KB — consider subsetting or using system fonts — Subset fonts to include only used characters, or switch to system font stacks. - **[WARNING]** 368 HTTP requests — consider bundling or reducing — Each request adds latency. Bundle small files, use sprites, or eliminate unnecessary requests. - **[INFO]** Estimated 1.7 g CO2 per page load ### Third-Party Impact (D — 50/100) *100% third-party, 0 ms blocking* - **[WARNING]** Third-party code accounts for 100% of page weight (8.2 MiB of 8.2 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) *119 images, 0 KB saveable* - **[PASS]** All images are well-optimized ### JS Execution Cost (F — 20/100) *24587ms total JS execution* - **[WARNING]** https://framerusercontent.com/sites/4OLT6jMsyZ1Z4e...: 6393ms CPU time - **[WARNING]** Unattributable: 2963ms CPU time - **[WARNING]** https://miro.com/: 2482ms CPU time - **[WARNING]** https://framerusercontent.com/sites/4OLT6jMsyZ1Z4e...: 2159ms CPU time - **[WARNING]** https://scripts.clarity.ms/0.8.60-beta/clarity.js: 1976ms CPU time - **[WARNING]** Third-party scripts: 24587ms (100% of total) ### Font Loading (A+ — 100/100) *7 fonts (405 KB)* - **[INFO]** 7 font(s) use font-display: swap (FOUT risk but functional) ### JS Bundles (F — 10/100) *85 scripts, 1.1 MB unused* - **[WARNING]** https://framerusercontent.com/sites/4OLT6jMsyZ1Z4e...: 214 KB unused (90%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://rtp-static.marketo.com/rtp/libs/jqueryui/1...: 106 KB unused (85%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://rtp-static.marketo.com/rtp/libs/jqueryui/1...: unminified — 45 KB could be saved - **[WARNING]** https://nld1rtp1-cdn.marketo.com/rtp-api/v1/rtp.js...: 90 KB unused (60%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://www.googletagmanager.com/gtm.js?id=GTM-N5M...: 74 KB unused (38%) — Consider code splitting or tree shaking to reduce unused code. - **[WARNING]** https://framerusercontent.com/sites/4OLT6jMsyZ1Z4e...: 67 KB unused (55%) — Consider code splitting or tree shaking to reduce unused code. - **[INFO]** Total unused JavaScript: 1.1 MB ### 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) *4 hints, 0 missing preconnects* - **[PASS]** Page uses 4 resource hint(s) ### 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 — 85/100) *200 links checked, 197 healthy, 3 broken* - **[WARNING]** 197 of 200 links are healthy - **[WARNING]** Broken link: https://fonts.gstatic.com — Found in . Returns HTTP 404. - **[WARNING]** Broken link: https://i.ytimg.com — Found in . Returns HTTP 404. - **[CRITICAL]** Broken link: https://www.instagram.com/mirohq/ — Found in . Returns HTTP 429. ### Mixed Content (A+ — 100/100) *No mixed content detected — all resources use HTTPS.* - **[PASS]** No mixed content detected — all resources use HTTPS ### Open Graph (B — 85/100) *Open Graph tags are partially configured — some improvements recommended.* - **[CRITICAL]** og:image is not reachable — The og:image URL could not be fetched. Social platforms won't be able to display it. - **[INFO]** Missing og:site_name — The og:site_name tag displays the website name in social previews. ### Structured Data (C — 40/100) *No structured data (JSON-LD) found.* - **[INFO]** No structured data (JSON-LD) found — Adding structured data helps search engines understand your content and can enable rich results. --- ## Infrastructure ### DNS Records (A — 90/100) *4 A records, 14 ms lookup* - **[PASS]** Resolves to 4 IPv4 address(es) - **[INFO]** No IPv6 (AAAA) records - **[INFO]** No NS records found - **[INFO]** No MX records — email not configured via DNS - **[INFO]** CAA records not checked — CAA record lookup requires a specialized DNS resolver. This check will be available in a future update. - **[INFO]** No SPF record found in TXT records — SPF helps prevent email spoofing. Add a TXT record starting with 'v=spf1'. - **[PASS]** DNS resolution time: 14 ms ### Redirect Chain (A — 90/100) *1 redirect(s), 325 ms total* - **[PASS]** Single redirect - **[INFO]** WWW normalization redirect ### IPv6 Readiness (C — 60/100) *No IPv6 support* - **[INFO]** No IPv6 (AAAA) records found — IPv6 support is increasingly important for global accessibility. About 40% of internet users have IPv6 connectivity. ### Crawlability (A+ — 100/100) *robots.txt present, sitemap with 8383 URLs* - **[PASS]** robots.txt is present - **[PASS]** sitemap.xml is present - **[PASS]** sitemap.xml is valid XML - **[PASS]** sitemap.xml contains 8383 entries - **[PASS]** robots.txt references sitemap ### URL Variants (B — 75/100) *www/non-www, trailing slash, HTTP→HTTPS* - **[CRITICAL]** Both www and non-www versions serve content - **[PASS]** HTTP correctly 301-redirects to HTTPS ### Domain Intelligence (A+ — 100/100) *miro.com — via Amazon Registrar, Inc., 31 years old, hosted on AWS* - **[PASS]** Domain registered until Sep 7, 2026 (5 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. - **[PASS]** Hosting: AWS --- ## 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 (F — 20/100) *11 trackers detected* - **[INFO]** 11 third-party trackers detected — Found 8 analytics, 2 advertising, 0 marketing, 1 tag manager trackers. - **[WARNING]** 2 advertising/retargeting trackers detected — Advertising trackers collect user data for ad targeting. Under GDPR, these typically require explicit consent. - **[WARNING]** Trackers detected but no cookie policy found — This page loads 11 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: Hotjar — Session replay tools record user interactions. These require clear disclosure and often explicit consent under GDPR. - **[WARNING]** Session replay tool detected: Microsoft Clarity — Session replay tools record user interactions. These require clear disclosure and often explicit consent under GDPR. --- ## Legal ### Legal Page Ecosystem (D — 40/100) *2 of 7 expected legal pages detected* - **[WARNING]** Privacy Policy not detected — No link matching common Privacy Policy URL patterns or link text was found. Most websites are expected to have a Privacy Policy, especially those collecting user data. - **[PASS]** Terms of Service detected — Found at https://miro.com/legal/terms-of-service/, 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. - **[PASS]** Accessibility Statement detected — Found at https://miro.com/accessibility/. - **[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 Terms of Service Private Policy Manage Cookies Do* - **[PASS]** Copyright notice is up to date — Copyright notice is up to date: © 2026 Terms of Service Private Policy Manage Cookies Do - **[PASS]** Copyright holder: Terms of Service Private Policy Manage Cookies Do ### Regulatory Indicators *3 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: cookielaw.org; Text mentions: gdpr; Privacy policy page found. EU General Data Protection Regulation — governs collection and processing of personal data of EU residents. - **[INFO]** CCPA indicators detected (strong confidence) — Indicators suggesting CCPA may be relevant: Text mentions: do not sell; Link URL pattern: http://miro.com/legal/privacy-policy/?ccpa=true; Link text: Do Not Sell or Share My Personal Information. California Consumer Privacy Act — gives California residents rights over their personal data. - **[INFO]** ADA indicators detected (moderate confidence) — Indicators suggesting ADA may be relevant: Accessibility statement page found. Americans with Disabilities Act / Section 508 — requires digital accessibility for people with disabilities. ### Third-Party Data Sharing *5 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]** 5 third-party services across 4 categories — 5 third-party services detected across 4 categories: Analytics (1), Tag Management (1), Advertising (2), Session Recording (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]** Facebook Pixel (Advertising) — Detected via script URL. Typically collects: Page views, Conversions, User behavior, Ad targeting. Privacy policy: https://www.facebook.com/privacy/policy. Data Processing Agreement available. - **[INFO]** Hotjar (Session Recording) — Detected via script URL. Typically collects: Session recordings, Heatmaps, Click patterns, Form interactions. Privacy policy: https://www.hotjar.com/privacy/. Data Processing Agreement available. - **[INFO]** LinkedIn Insight (Advertising) — Detected via script URL. Typically collects: Page views, Conversions, Ad targeting, Professional demographics. Privacy policy: https://www.linkedin.com/legal/privacy-policy. Data Processing Agreement available. ### Compliance Badges (A — 90/100) *3 compliance badge(s) detected* - **[PASS]** SOC 2 badge detected — Found via image alt text: 'soc 2 compliant'. Note: the presence of a badge does not verify the certification is current or valid. - **[PASS]** ISO 27001 badge detected — Found via image alt text: 'iso 27001 certified'. Note: the presence of a badge does not verify the certification is current or valid. - **[PASS]** GDPR Certified badge detected — Found via image alt text: 'gdpr compliant'. Note: the presence of a badge does not verify the certification is current or valid. --- ## Availability ### CDN & Delivery (B — 80/100) *AWS CloudFront (FunctionGeneratedResponse from cloudfront)* - **[PASS]** Site is served via AWS CloudFront CDN (edge: BOS50-P6) - **[INFO]** CDN cache status: FunctionGeneratedResponse from cloudfront ### HTTP Caching (F — 30/100) *No cache headers* - **[WARNING]** No Cache-Control header found — Browsers will use heuristic caching, which can be unpredictable. Set explicit cache headers. ### Transport Security (A — 85/100) *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. - **[WARNING]** Missing Strict-Transport-Security header — HSTS tells browsers to only use HTTPS, preventing SSL stripping attacks. - **[PASS]** TLS 1.3 in use (fastest handshake, 1-RTT) --- ## Accessibility ### Landmark Structure (D — 50/100) *5 landmarks* - **[CRITICAL]** No
landmark found — Screen reader users cannot quickly navigate to the primary content. Wrap your main content in
. - **[PASS]** 2