Audit Result

UUID: 019ff6d4-6b77-72f0-8fcb-5331f603abb4

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www.1stdibs.com

https://www.1stdibs.com/

Scanned 3 weeks ago

62
Needs Attention
39 total checks
Passed
14
Warnings
20
Errors
5

Meta Information

  • Title Tag Error

    Missing <title> tag.

    Fix: Add a unique <title> tag describing the main page intent in 30-60 characters.

  • Meta Description Error

    Missing meta description.

    Fix: Add <meta name="description" content="..."> in <head> with a clear page summary.

  • Canonical URL Warning

    Canonical link not found.

    Fix: Add <link rel="canonical" href="https://example.com/page"> to avoid duplicate URL ambiguity.

  • Favicon Warning

    No favicon link found in <head>.

    Fix: Add <link rel="icon" href="/favicon.ico"> to ensure browser tab and bookmark visibility.

  • Viewport Meta Pass

    Viewport configured: width=device-width, initial-scale=1

  • HTML Lang Warning

    No lang attribute on the <html> element.

    Fix: Set <html lang="en"> (or the correct locale) for accessibility and search engines.

Content Structure

  • H1 Tag Error

    No H1 heading found.

    Fix: Use a single, descriptive <h1> that states the primary purpose of the page.

  • Heading Hierarchy Pass

    Valid heading flow across 8 headings.

  • Image Alt Text Error

    4 of 6 images are missing alt text.

    Fix: Add meaningful alt attributes to all informative images for accessibility and image SEO.

Technical Optimization

  • HTTPS Pass

    Page is served over HTTPS.

  • HSTS & HTTPS Redirect Warning

    1 HTTPS hardening issues detected.

    • • Could not probe the HTTP version of this page.
    • • Strict-Transport-Security: max-age=63113852; includeSubDomains

    Fix: Set Strict-Transport-Security with a long max-age, add includeSubDomains, and redirect all HTTP requests to HTTPS.

  • Security Headers Warning

    Missing: x-frame-options.

    Full HTTP headers (14)
    • • accept-ranges: none
    • • cache-control: private, no-cache, no-store, must-revalidate, max-age=0
    • • content-encoding: gzip
    • • content-security-policy: frame-ancestors https://*.1stdibs.com;
    • • content-security-policy-report-only: default-src * 'unsafe-inline' 'unsafe-eval'; style-src 'unsafe-inline'; script-src 'none' 'report-sample'; connect-src 'none'; form-action 'none'; frame-src 'none'; worker-src 'none'; frame-ancestors 'none'; upgrade-insecure-requests; block-all-mixed-content; report-uri https://csp.threatview.app/report; report-to threatview
    • • content-type: text/html
    • • date: Wed, 12 Aug 2026 16:35:40 GMT
    • • referrer-policy: strict-origin-when-cross-origin
    • • reporting-endpoints: threatview="https://csp.threatview.app/report"
    • • strict-transport-security: max-age=63113852; includeSubDomains
    • • vary: Accept-Encoding,X-Device-Type
    • • x-content-type-options: nosniff
    • • x-forwarded-backend: pGyMcHOc8eQKjUGnY0DP85--F_sigsci_waf
    • • x-xss-protection: 1; mode=block; report=https://xss-report.1stdibs.com/

    Fix: Add the missing security headers at your reverse proxy or application layer.

  • CSP Quality Warning

    2 CSP hardening issues detected.

    • • CSP is missing object-src 'none'.
    • • CSP is missing a base-uri restriction.
    • • Content-Security-Policy: frame-ancestors https://*.1stdibs.com;

    Fix: Tighten Content-Security-Policy by removing unsafe directives and adding object-src, base-uri, and frame-ancestors restrictions.

  • Cookie Security Pass

    No first-party cookies were set during the initial page load.

  • Server Version Disclosure Pass

    Server response headers do not expose version tokens.

  • Cloudflare Proxy Warning

    Domain does not appear to be behind Cloudflare.

  • Perceived Load Time Pass

    Loaded in 0.34s (perceived).

  • Render Blocking Resources Warning

    2 scripts and 0 styles may block rendering.

    • • script: https://static.simonsignal.com/simon-fir-min.js
    • • script: https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/assets/script.js

    Fix: Defer non-critical scripts and inline critical CSS to improve first paint speed.

  • Compression Warning

    7 text resources look uncompressed.

    • • https://simonsignal.com/events/v1/collect (application/json)
    • • https://simonsignal.com/tags/v1 (application/json)
    • • https://s.yimg.com/wi/config/10096339.json (application/json)
    • • https://wa.onelink.me/v1/onelink (application/json)
    • • https://wa.appsflyersdk.com/events?site-id=aWDKcDoMbdkievsM6fdKCT (application/json)
    • • https://js.adsrvr.org/universal_pixel.js (application/javascript)
    • • https://wa.onelink.me/v1/onelink?af_id=790c1464-7bff-464a-a523-29d361a715da-p (application/json)

    Fix: Enable Brotli or Gzip compression for HTML, CSS, JS, and JSON responses.

  • Robots.txt Pass

    Found robots.txt (200).

  • Sitemap File Warning

    Sitemap missing or inaccessible at https://www.1stdibs.com/sitemap.xml (404).

    Fix: Publish a sitemap.xml and reference it in robots.txt with: Sitemap: https://www.1stdibs.com/sitemap.xml

  • Crawl Directives Warning

    No robots meta tag defined.

    Fix: Add <meta name="robots" content="index,follow"> (or the intended directive) in <head>.

Accessibility Basics

  • Form Labels Pass

    All 8 controls are labeled.

  • Landmarks Warning

    Missing landmarks: header, nav, footer.

    Fix: Use semantic regions (<header>, <nav>, <main>, <footer>) for navigation and assistive tech.

  • Tap Target Size Pass

    Interactive targets look touch-friendly.

Social & Rich Results

  • Open Graph Basics Warning

    Missing og:title or og:description.

    Fix: Add og:title and og:description tags to control social preview text.

  • Open Graph Image Warning

    og:image is missing.

    Fix: Add <meta property="og:image" content="https://..."> with a high-quality share image.

  • Twitter Card Warning

    twitter:card is missing.

    Fix: Add <meta name="twitter:card" content="summary_large_image"> for better previews on X.

  • Structured Data Warning

    No JSON-LD schema scripts found.

    Fix: Add JSON-LD structured data matching your page type (Organization, Article, Product, etc.).

  • PWA Metadata Warning

    Manifest or Apple touch icon is missing.

    Fix: Link your web app manifest and apple-touch-icon for improved install/share experiences.

  • Open Graph/Twitter Quality Warning

    5 social preview quality issues detected.

    • • ISSUE: og:url should be an absolute URL.
    • • ISSUE: og:title should typically be between 10 and 70 characters.
    • • ISSUE: og:description should typically be between 50 and 200 characters.
    • • ISSUE: Use an absolute URL for og:image or twitter:image.
    • • ISSUE: twitter:card is missing.
    • • GUIDELINE: Optimal og:title length: 40-60 characters (acceptable: 10-70).
    • • GUIDELINE: Optimal og:description length: 110-160 characters (acceptable: 50-200).
    • • GUIDELINE: Optimal preview image size: 1200x630 pixels.
    • • GUIDELINE: Optimal preview image aspect ratio: 1.91:1.
    • • GUIDELINE: Optimal preview image file size: under 5 MB.
    • • GUIDELINE: Recommended twitter:card: summary_large_image.

    Fix: Use absolute OG/Twitter URLs, keep metadata lengths in recommended ranges, and provide a preview image near 1200x630 under 5MB.

Links Analysis

  • Internal Links Pass

    Checked 5 links. No broken internal links found.

  • External Links Warning

    1 external links returned errors or timed out.

    • • https://support.1stdibs.com/hc/en-us/articles/14542897774875-Cookie-Policy?_ga=2.216992150.1280791421.1770839608-85446801.1744035297 (HTTP 403)

    Fix: Replace dead external URLs or point to working alternatives.

  • Link Format Pass

    All 6 links use non-empty href values.

Performance & Runtime

  • Core Web Vitals: LCP Pass

    Largest Contentful Paint: 2.10s.

  • Core Web Vitals: CLS Pass

    Cumulative Layout Shift: 0.024.

  • Main Thread Blocking (TBT) Pass

    Total Blocking Time estimate: 84ms.

  • Broken Assets Error

    2 asset requests failed.

    • • https://quickkoala.io/anywhere/5c8a07db65a742468009fcb319ffd8e71885d8a6a95349d7af2499634e39b56c?t=&u=https%3A%2F%2Fwww.1stdibs.com%2F&r=&gdpr=2 (HTTP 404)
    • • https://quickkoala.io/anywhere/5c8a07db65a742468009fcb319ffd8e71885d8a6a95349d7af2499634e39b56c?t=&u=https%3A%2F%2Fwww.1stdibs.com%2F&r=&gdpr=2 (net::ERR_ABORTED)

    Fix: Fix missing files, update asset URLs, and ensure static assets return HTTP 200.

  • JavaScript Runtime Errors Warning

    19 JavaScript runtime issues detected.

    • • Request failed: https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/pat?token=Aa2n_otRdzTrlBEXvS6j5zmOhKZ0ncRDld_BXmSsTdAaJ0XEH1Uqqd3-_r0IdUE9zIBLhzWKFRPxb1LoJIbGVlX3MiR_2x1Am-94s_Tf-J0cmB_ne8EeL4jQR12sZ1bR_eiWCpSwyinw43I3z5Ot-UKgs9DrUj0HfVJ81FihYq-3dkUCpKCrVGGBjxF2fTgSBWQr9xGCwJpO01aJjWuVDgzcZGaRDgxZTdw4eksdToliTgwsQ28tRi0jn4DZsb4KmwQk7uyiFxqEqpY_d6iS7OoLP0_n5iYZ0FRj6GNjHKe3-NkmuGPyjS_JxrdHayOti4LXIvnx (HTTP 401, type: fetch)
    • • Request failed: https://quickkoala.io/anywhere/5c8a07db65a742468009fcb319ffd8e71885d8a6a95349d7af2499634e39b56c?t=&u=https%3A%2F%2Fwww.1stdibs.com%2F&r=&gdpr=2 (HTTP 404, type: script)
    • • Request failed: https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/pat?token=Aa2n_otRdzTrlBEXvS6j5zmOhKZ0ncRDld_BXmSsTdAaJ0XEH1Uqqd3-_r0IdUE9zIBLhzWKFRPxb1LoJIbGVlX3MiR_2x1Am-94s_Tf-J0cmB_ne8EeL4jQR12sZ1bR_eiWCpSwyinw43I3z5Ot-UKgs9DrUj0HfVJ81FihYq-3dkUCpKCrVGGBjxF2fTgSBWQr9xGCwJpO01aJjWuVDgzcZGaRDgxZTdw4eksdToliTgwsQ28tRi0jn4DZsb4KmwQk7uyiFxqEqpY_d6iS7OoLP0_n5iYZ0FRj6GNjHKe3-NkmuGPyjS_JxrdHayOti4LXIvnx (net::ERR_ABORTED, type: fetch)
    • • Request failed: https://quickkoala.io/anywhere/5c8a07db65a742468009fcb319ffd8e71885d8a6a95349d7af2499634e39b56c?t=&u=https%3A%2F%2Fwww.1stdibs.com%2F&r=&gdpr=2 (net::ERR_ABORTED, type: script)
    • • Request failed: https://www.google.com/ccm/collect?rcb=1&frm=0&apvc=1&ae=g&auid=1082197068.1786552542&en=page_view&dl=https%3A%2F%2Fwww.1stdibs.com%2F&scrsrc=www.googletagmanager.com&rnd=1014990394.1786552542&navt=n&npa=0&ep.ads_data_redaction=0&gdid=dYWJhMj&gtm=45He68a1v6837552za200zd6837552xea&gcs=G111&gcd=13t3t3t3t5l1&dma=0&tag_exp=115938465~115938468~118897920~118897930~119404700~119404703~119527019~119896803&tft=1786552541944&tfd=1970&fmt=8 (net::ERR_ABORTED, type: fetch)
    • • Request failed: https://ad.doubleclick.net/ccm/s/collect?auid=1082197068.1786552542&gtm=45He68a1v6837552za200zd6837552xea&fmt=8 (net::ERR_ABORTED, type: fetch)
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://www.1stdibs.com/:1]
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/assets/script.js:1]
    • • Failed to load resource: the server responded with a status of 401 () [https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/pat?token=Aa2n_otRdzTrlBEXvS6j5zmOhKZ0ncRDld_BXmSsTdAaJ0XEH1Uqqd3-_r0IdUE9zIBLhzWKFRPxb1LoJIbGVlX3MiR_2x1Am-94s_Tf-J0cmB_ne8EeL4jQR12sZ1bR_eiWCpSwyinw43I3z5Ot-UKgs9DrUj0HfVJ81FihYq-3dkUCpKCrVGGBjxF2fTgSBWQr9xGCwJpO01aJjWuVDgzcZGaRDgxZTdw4eksdToliTgwsQ28tRi0jn4DZsb4KmwQk7uyiFxqEqpY_d6iS7OoLP0_n5iYZ0FRj6GNjHKe3-NkmuGPyjS_JxrdHayOti4LXIvnx:1]
    • • Failed to load resource: the server responded with a status of 404 () [https://quickkoala.io/anywhere/5c8a07db65a742468009fcb319ffd8e71885d8a6a95349d7af2499634e39b56c?t=&u=https%3A%2F%2Fwww.1stdibs.com%2F&r=&gdpr=2:1]
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/challenge.js:1]
    • • Framing 'https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/assets/captcha-iframe.html' violates the following report-only Content Security Policy directive: "frame-src 'none'". The violation has been logged, but no further action has been taken. [https://www.1stdibs.com/_fs-ch-1T1wmsGaOgGaSxcX/challenge.js:1]
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://s.pinimg.com/ct/lib/main.23a223e8.js:1]
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://js.adsrvr.org/up_loader.1.1.0.js:1]
    • • Framing 'https://ct.pinterest.com/' violates the following report-only Content Security Policy directive: "frame-src 'none'". The violation has been logged, but no further action has been taken. [https://s.pinimg.com/:1]
    • • Framing 'https://insight.adsrvr.org/' violates the following report-only Content Security Policy directive: "frame-src 'none'". The violation has been logged, but no further action has been taken. [https://js.adsrvr.org/:1]
    • • Framing 'https://match.adsrvr.org/' violates the following report-only Content Security Policy directive: "frame-src 'none'". The violation has been logged, but no further action has been taken. [https://js.adsrvr.org/:1]
    • • The Content Security Policy directive 'upgrade-insecure-requests' is ignored when delivered in a report-only policy. [https://cdn.cookielaw.org/scripttemplates/202504.1.0/otBannerSdk.js:7]
    • • Blocked script execution in 'about:blank' because the document's frame is sandboxed and the 'allow-scripts' permission is not set. [https://cdn.cookielaw.org/scripttemplates/202504.1.0/otBannerSdk.js:7]

    Fix: Fix JS files returning 404/failed requests and resolve the listed runtime exceptions.