# BeaverCheck Audit Report — https://www.postman.com

**Date:** April 7, 2026  
**URL:** https://www.postman.com  
**Overall Grade:** C (76/100)  
**Report:** https://beavercheck.com/results/8870cace-651e-1a26-4226-0895732d011f

## 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 12.2 MB (8.9 MB transferred) — Performance > Page Weight Budget
4. **[CRITICAL]** Soft 404: server returns HTTP 200 for non-existent pages — Accessibility > 404 Error Page
5. **[WARNING]** Cookie '__cf_bm' has no SameSite attribute — Security > Cookie Security

---

## Lighthouse Scores

| Category | Score |
|----------|-------|
| Performance | 39 |
| Accessibility | 89 |
| Best Practices | 96 |
| SEO | 100 |

---

## Security

### Security Headers (C — 60/100)

*6 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
- **[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.
- **[INFO]** Content-Security-Policy-Report-Only is set but does not enforce — Report-Only logs violations but does not block them. Deploy an enforcing policy when ready.

### 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 71 days)
- **[PASS]** Certificate chain has 2 certificates
- **[PASS]** Certificate uses modern signature algorithm
- **[PASS]** Certificate covers 3 domain(s)
- **[PASS]** Certificate is issued by a trusted CA

### Cookie Security (A+ — 95/100)

*1 cookies analyzed, 2 checks passed*

- **[PASS]** Cookie '__cf_bm' has the Secure flag
- **[PASS]** Cookie '__cf_bm' has the HttpOnly flag
- **[WARNING]** Cookie '__cf_bm' has no SameSite attribute — Without an explicit SameSite attribute, browser default behavior varies. Set SameSite=Lax or Strict.

---

## Advanced Security

### Subresource Integrity (A+ — 100/100)

*1 of 1 external resources have SRI*

- **[PASS]** script from static.cloudflareinsights.com has SRI protection

### 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 (C — 60/100)

*Origin: **

- **[INFO]** Access-Control-Allow-Origin: * — unrestricted — Any website can read this resource's response. Appropriate for public APIs but not for user-specific content.
- **[INFO]** Origin reflection not testable with a single request — Some servers reflect the request Origin header. This requires manual testing with a crafted Origin header.

---

## Performance

### Page Weight Budget (F — 0/100)

*8.9 MB transferred, 78 requests*

- **[CRITICAL]** Page weighs 12.2 MB (8.9 MB transferred)
- **[WARNING]** JavaScript is 928 KB — consider code splitting or lazy loading — Large JavaScript bundles delay interactivity. Split code by route or defer non-critical scripts.
- **[INFO]** Fonts are 306 KB — consider subsetting or using system fonts — Subset fonts to include only used characters, or switch to system font stacks.
- **[INFO]** 78 HTTP requests
- **[INFO]** Estimated 1.9 g CO2 per page load

### Third-Party Impact (D — 50/100)

*87% third-party, 0 ms blocking*

- **[WARNING]** Third-party code accounts for 87% of page weight (7.7 MiB of 8.9 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 (B — 75/100)

*14 images, 0 KB saveable*

- **[PASS]** All images are well-optimized

### JS Execution Cost (F — 20/100)

*6255ms total JS execution*

- **[WARNING]** https://www.postman.com/_mk-www-next/_next/static/...: 3776ms CPU time
- **[WARNING]** Unattributable: 1199ms CPU time
- **[WARNING]** https://www.postman.com/: 421ms CPU time
- **[INFO]** https://transcend-cdn.com/cm/1f0cf102-c592-4eb4-83...: 214ms CPU time
- **[INFO]** https://static.cloudflareinsights.com/beacon.min.j...: 198ms CPU time
- **[INFO]** Third-party scripts: 1795ms (29% of total)

### Font Loading (A+ — 100/100)

*5 fonts (306 KB)*

- **[INFO]** 5 font(s) use font-display: swap (FOUT risk but functional)

### JS Bundles (C — 60/100)

*38 scripts, 260 KB unused*

- **[WARNING]** https://www.postman.com/_mk-www-next/_next/static/...: 90 KB unused (96%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://www.postman.com/_mk-www-next/_next/static/...: 68 KB unused (39%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://www.postman.com/_mk-www-next/_next/static/...: 38 KB unused (100%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://transcend-cdn.com/cm/1f0cf102-c592-4eb4-83...: 37 KB unused (38%) — Consider code splitting or tree shaking to reduce unused code.
- **[WARNING]** https://www.postman.com/_mk-www-next/_next/static/...: 27 KB unused (96%) — Consider code splitting or tree shaking to reduce unused code.
- **[INFO]** Total unused JavaScript: 260 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)

*22 hints, 0 missing preconnects*

- **[PASS]** Page uses 22 resource hint(s)

### Render-Blocking Resources (A+ — 100/100)

*No render-blocking resources detected*

- **[PASS]** No render-blocking resources detected in <head>

### Third-Party Resources (A+ — 100/100)

*No third-party resources detected*


---

## Content Quality

### Links (C — 75/100)

*165 links checked, 160 healthy, 5 broken*

- **[CRITICAL]** 160 of 165 links are healthy
- **[WARNING]** Broken link: https://www.postman.com/_mk-www-next/apple-touch-icon.png — Found in <link href>. Returns HTTP 404.
- **[WARNING]** Broken link: https://transcend-cdn.com — Found in <link href>. Returns HTTP 404.
- **[WARNING]** Broken link: https://evs.cdp.postman.com — Found in <link href>. Returns HTTP 404.
- **[WARNING]** Broken link: https://www.googletagmanager.com — Found in <link href>. Returns HTTP 404.
- **[WARNING]** Broken link: https://snap.licdn.com — Found in <link href>. Returns HTTP 503.

### 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.*

- **[INFO]** Missing og:url — The og:url tag specifies the canonical URL for the shared content.
- **[INFO]** Missing og:type — The og:type tag helps social platforms categorize the content.
- **[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 — 85/100)

*1 A records, 30 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 1 IPv6 (AAAA) record(s)
- **[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: 30 ms

### Redirect Chain (A+ — 100/100)

*No redirects — direct access*

- **[PASS]** No redirects — direct access

### IPv6 Readiness (A+ — 100/100)

*IPv6 reachable (17 ms)*

- **[PASS]** IPv6 is configured and reachable at 2606:4700:7::a29f:8235

### Crawlability (A+ — 100/100)

*robots.txt present, sitemap with 26 URLs*

- **[PASS]** robots.txt is present
- **[PASS]** sitemap.xml is present
- **[PASS]** sitemap.xml is valid XML
- **[PASS]** sitemap.xml contains 26 entries
- **[PASS]** Sitemap index with 26 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: www)
- **[PASS]** HTTP correctly 301-redirects to HTTPS

### Domain Intelligence (A+ — 100/100)

*postman.com — via Amazon Registrar, Inc., 31 years, 6 months old*

- **[PASS]** Domain registered until Mar 14, 2027 (11 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.

---

## 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
- **[PASS]** 1 cookie(s) set on initial load (functional)
- **[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]** <html lang> attribute is present
- **[PASS]** <html lang> value is valid
- **[INFO]** No Content-Language HTTP header
- **[INFO]** Language signals are inconsistent — The <html lang> 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)

*1 trackers detected*

- **[INFO]** 1 third-party trackers detected — Found 1 analytics, 0 advertising, 0 marketing, 0 tag manager trackers.
- **[WARNING]** Trackers detected but no cookie policy found — This page loads 1 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.

---

## Legal

### Legal Page Ecosystem (F — 30/100)

*1 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 /legal/, 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 Postman*

- **[PASS]** Copyright notice is up to date — Copyright notice is up to date: © 2026 Postman
- **[PASS]** Copyright holder: Postman

### 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

*1 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]** 1 third-party services across 1 categories — 1 third-party services detected across 1 categories: CDN (1). Each of these services receives some user data from your site visitors.
- **[INFO]** Cloudflare (CDN) — Detected via cookie name. 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 — 85/100)

*Cloudflare (DYNAMIC)*

- **[PASS]** Site is served via Cloudflare CDN (edge: CDG)
- **[INFO]** CDN cache status: DYNAMIC

### HTTP Caching (B — 75/100)

*public, max-age=0, must-revalidate*

- **[PASS]** Cache-Control header is set
- **[PASS]** Last-Modified header present

### 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 — 85/100)

*9 landmarks*

- **[PASS]** <main> landmark present
- **[PASS]** 7 <nav> landmark(s) found
- **[WARNING]** 1 of 7 <nav> elements are unlabeled — Multiple navigations need aria-label to distinguish them for screen readers.
- **[INFO]** No banner (header) landmark
- **[PASS]** Skip navigation link present

### Heading Hierarchy (A+ — 100/100)

*7 headings*

- **[PASS]** Single H1 present

### Alt Text Quality (A+ — 100/100)

*All 45 images OK*

- **[PASS]** 12 decorative image(s) correctly marked
- **[PASS]** 33 image(s) with good alt text

### Form Accessibility (A+ — 100/100)

*No form controls*

- **[PASS]** No form controls on this page

### Link & Button Quality (A — 88/100)

*149 links, 8 buttons — all OK*

- **[WARNING]** 11 link(s) open in new tab without warning — Add '(opens in new tab)' to link text or aria-label.
- **[PASS]** 138 link(s) with descriptive text

---

## UX

### 404 Error Page (F — 20/100)

*Soft 404 detected*

- **[CRITICAL]** Soft 404: server returns HTTP 200 for non-existent pages — The server returns HTTP 200 for a path that does not exist. Search engines will index these pages, diluting your real content. Configure your server to return a proper 404 status code for missing pages.

### Favicon & Branding (B — 70/100)

*15 icon(s) detected*

- **[PASS]** favicon.ico present at site root
- **[PASS]** HTML icon links detected
- **[PASS]** Apple touch icon present
- **[PASS]** Multiple icon sizes detected

### Web Manifest (F — 30/100)

*Invalid JSON*

- **[WARNING]** Manifest contains invalid JSON — Manifest at https://www.postman.com/manifest.json contains invalid JSON. Browsers cannot parse it.

### Dark Mode Support (D — 45/100)

*Theme color only*

- **[INFO]** Theme-color present but no dark variant — A theme-color is set but no dark-specific variant was found. The browser toolbar may not adapt for dark mode users.
- **[INFO]** No dark mode signals detected — Consider adding CSS with @media (prefers-color-scheme: dark) and <meta name='color-scheme' content='light dark'>.
- **[INFO]** Detection limited to meta tags and inline styles — External CSS files may contain prefers-color-scheme rules not visible to this scan.

### Print Stylesheet (D — 40/100)

*No print styles*

- **[INFO]** No print-specific styles detected — When users print this page, they get the screen layout including navigation and non-essential elements. Add @media print rules to hide navigation and optimize layout for paper.

### Navigation UX (F — 35/100)

*1 navigation pattern(s)*

- **[PASS]** Skip navigation link detected
- **[PASS]** 7 navigation landmark(s) detected
- **[PASS]** Hamburger menu detected (responsive design)

---

## SEO

### Canonical URL (A+ — 100/100)

*Properly configured*

- **[PASS]** Canonical tag present
- **[PASS]** Canonical is self-referencing
- **[PASS]** Canonical matches final URL after redirects
- **[PASS]** Canonical target reachable (self-referencing)

### Meta Tags (A+ — 100/100)

*Title optimized*

- **[PASS]** Page title is set
- **[PASS]** Title length (60 chars) is optimal
- **[PASS]** Title and H1 are well-aligned

### Content Depth (C — 65/100)

*518 words, Very Difficult*

- **[PASS]** Page has 518 words of content
- **[INFO]** Text-to-HTML ratio is 3% — Very low ratio suggests heavy framework overhead or boilerplate.
- **[INFO]** Reading level: Very Difficult (grade 47)

### Internal Links (A+ — 100/100)

*115 internal, 34 external*

- **[PASS]** 115 internal links (77%)
- **[PASS]** 100% of links use descriptive anchor text
- **[INFO]** 115 internal / 34 external links

### Image SEO (A+ — 100/100)

*45 images, 45 descriptive filenames*

- **[PASS]** All images have descriptive filenames

### Hreflang

*0 hreflang tags*


---

## Sustainability

### CO2 Per Page Load (F — 30/100)

*2.11g CO2 per view*

- **[CRITICAL]** 2.11g CO2 per page view — This page transfers 8.9 MB, producing an estimated 2.11g of CO2 per visit using the Sustainable Web Design model (v4). Breakdown: data center 0.05g, network 0.44g, end-user device 1.62g.
- **[INFO]** At 10,000 monthly views: 253.8 kg CO2/year — With 10,000 page views per month, this page would generate approximately 253.8 kg of CO2 annually — equivalent to charging 31723 smartphones.
- **[PASS]** Green hosting reduces data center emissions

### Green Hosting (A+ — 100/100)

*Green (both)*

- **[PASS]** Both hosting and CDN use renewable energy
- **[INFO]** AWS: Verified by the Green Web Foundation
- **[INFO]** Cloudflare: 100% renewable energy for global network since 2019
- **[INFO]** Green hosting status based on known provider commitments — Green hosting detection uses a curated database of provider renewable energy commitments. This is not a real-time verification. For authoritative checks, visit thegreenwebfoundation.org.

### Repeat Visit Weight (A+ — 100/100)

*100% cached*

- **[PASS]** 100% reduction on repeat visits — Returning visitors download only 19 KB (vs 9149 KB first visit). 77 of 78 resources are served from browser cache, saving 2.11g CO2 per repeat visit.
- **[INFO]** Repeat visit: 0.00g CO2 (first visit: 2.11g)

### Carbon Budget (F — 15/100)

*95th percentile*

- **[WARNING]** 2.11g CO2 — above the median website (0.60g) — Heavier than an estimated 5% of websites. Reducing page weight, optimizing images, and removing unused JavaScript would lower the carbon footprint. See the Performance tab.
- **[INFO]** Estimated 95th percentile — Compared to: top 10% = 0.20g, target = 0.50g, median = 0.60g per page view.

### Transfer Efficiency (A+ — 100/100)

*97% efficient*

- **[PASS]** Transfer efficiency: 97% — Only 259 KB of potential savings identified. Your page is well-optimized for size.

---

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*Generated by [BeaverCheck](https://beavercheck.com) — https://beavercheck.com/results/8870cace-651e-1a26-4226-0895732d011f*