Audit Result

UUID: 01a099bc-e8b8-71ca-a889-07deca84ab67

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sctparts.com

https://sctparts.com/

Scanned 1 month ago

74
Fair Score
39 total checks
Passed
21
Warnings
16
Errors
2

Meta Information

  • Title Tag Pass

    Found 40 characters. Length is optimal.

  • Meta Description Warning

    Found 54 characters. Keep description around 70-160 characters.

    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 Pass

    Favicon found and reachable: /favicon.ico (HTTP 200).

    Favicon
  • Viewport Meta Pass

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

  • HTML Lang Pass

    Language declared as "en".

Content Structure

  • H1 Tag Warning

    Found 2 H1 tags.

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

  • Heading Hierarchy Pass

    Valid heading flow across 3 headings.

  • Image Alt Text Error

    2 of 75 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

    2 HTTPS hardening issues detected.

    • • Missing Strict-Transport-Security header.
    • • Could not probe the HTTP version of this page.

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

  • Security Headers Warning

    Missing: strict-transport-security, content-security-policy, referrer-policy.

    Full HTTP headers (17)
    • • alt-svc: h3=":443"; ma=86400
    • • cache-control: private, no-cache, no-store, max-age=0, must-revalidate
    • • cf-cache-status: DYNAMIC
    • • cf-ray: a3a58c1c199fa9d0-IAD
    • • content-encoding: zstd
    • • content-type: text/html; charset=utf-8
    • • date: Sun, 13 Sep 2026 07:48:03 GMT
    • • link: </_next/static/media/f1b99e1118aab4d9-s.p.woff2>; rel=preload; as="font"; crossorigin=""; type="font/woff2", </_next/static/css/638689be524e1e29.css>; rel=preload; as="style", </_next/static/css/a5af72d2d30896eb.css>; rel=preload; as="style", </_next/static/css/b731f38496deba90.css>; rel=preload; as="style"
    • • nel: {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
    • • report-to: {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=DIrZRKxdHEtwM96qHB1F6hgs17qfJCJjjCqjgmUf7KTlznJx3BoYAK0bIa2EZMK1EIlwTQakx5HXZftcWwyOcpHtwDW0%2BeRyjCQrvWgn4ZW036ES9uXWQHtW3o1Db86ZthTCmx0Oze13JPU%3D"}]}
    • • server: cloudflare
    • • server-timing: cfCacheStatus;desc="DYNAMIC" cfEdge;dur=8,cfOrigin;dur=790
    • • vary: rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch, Accept-Encoding
    • • x-content-type-options: nosniff
    • • x-frame-options: SAMEORIGIN
    • • x-powered-by: Next.js
    • • x-xss-protection: 1; mode=block

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

  • CSP Quality Warning

    Content-Security-Policy header is missing.

    • • Missing Content-Security-Policy header.

    Fix: Define a restrictive Content-Security-Policy and avoid unsafe directives such as unsafe-inline and unsafe-eval.

  • 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 Pass

    Domain appears to be behind Cloudflare.

    • • server: cloudflare
    • • cf-cache-status: DYNAMIC
    • • cf-ray: a3a58c1c199fa9d0-IAD
  • Perceived Load Time Pass

    Loaded in 0.94s (perceived).

  • Render Blocking Resources Warning

    1 scripts and 3 styles may block rendering.

    • • script: https://sctparts.com/_next/static/chunks/polyfills-42372ed130431b0a.js
    • • style: https://sctparts.com/_next/static/css/638689be524e1e29.css
    • • style: https://sctparts.com/_next/static/css/a5af72d2d30896eb.css
    • • style: https://sctparts.com/_next/static/css/b731f38496deba90.css

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

  • Compression Pass

    Text-like assets appear compressed.

  • Robots.txt Pass

    Found robots.txt (200).

  • Sitemap File Pass

    Found sitemap (200) at https://sctparts.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 Error

    1 of 3 controls are missing labels.

    • • input.border.border-border-iron-wave (Search by product and part name ...)

    Fix: Associate each form control with a visible label, aria-label, or aria-labelledby.

  • Landmarks Pass

    Header, nav, main, and footer landmarks are present.

  • Tap Target Size Warning

    25 interactive elements appear smaller than 48px.

    • • a (SHENZHEN CHANGTONG TRADING) - 82x40px
    • • a.inline-flex.items-center (Login) - 128x36px
    • • button.cursor-pointer.disabled:cursor-not-allowed (Product Categories) - 150x40px
    • • a.inline-flex.items-center (Integrated Circuits (ICs)) - 164x40px
    • • a.inline-flex.items-center (Passive Components) - 148x40px
    • • a.inline-flex.items-center (Discrete Semiconductors) - 168x40px
    • • a.inline-flex.items-center (Connectors & Cables) - 147x40px
    • • a.inline-flex.items-center (Electromechanical) - 133x40px
    • • a.inline-flex.items-center (Sensors) - 76x40px
    • • a.inline-flex.items-center (Power Supplies) - 117x40px
    • • a.inline-flex.items-center (Display & Optoelectronics) - 172x40px
    • • a.inline-flex.items-center (Industrial Automation) - 151x40px
    • • a.inline-flex.items-center (Microcontrollers (MCU)) - 128x24px
    • • a.inline-flex.items-center (Processors & DSP) - 98x24px
    • • a.inline-flex.items-center (Memory ICs) - 66x24px
    • • a.inline-flex.items-center (Interface ICs) - 72x24px
    • • a.inline-flex.items-center (Power Management ICs) - 133x24px
    • • a.inline-flex.items-center (RF & Wireless ICs) - 97x24px
    • • a.inline-flex.items-center (Home) - 65x40px
    • • a.inline-flex.items-center (Contact Us) - 92x40px
    • • a.inline-flex.items-center (About Us) - 82x40px
    • • button.cursor-pointer.disabled:cursor-not-allowed (Delete all) - 77x36px
    • • a.inline-flex.items-center (Sensors) - 56x38px
    • • a.inline-flex.items-center (Electronic Modules) - 112x38px
    • • a.inline-flex.items-center (Who We Are) - 100x40px

    Fix: Increase target size to at least 48x48 CSS pixels for touch interactions.

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 Pass

    JSON-LD schema detected.

  • 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 41 links. No broken internal links found.

  • External Links Pass

    No broken external links found in checked URLs.

  • Link Format Warning

    5 links are empty, invalid, or placeholder-only.

    • • href="#" text="Sensors"
    • • href="#" text="Electronic Modules"
    • • href="#"
    • • href="#"
    • • href="#"

    Fix: Replace empty/#/javascript href values with real destinations or use buttons for non-navigation actions.

Performance & Runtime

  • Core Web Vitals: LCP Pass

    Largest Contentful Paint: 1.45s.

  • Core Web Vitals: CLS Pass

    Cumulative Layout Shift: 0.001.

  • Main Thread Blocking (TBT) Pass

    Total Blocking Time estimate: 0ms.

  • Broken Assets Pass

    No failed CSS/JS/image/font/media requests detected.

  • JavaScript Runtime Errors Warning

    3 JavaScript runtime issues detected.

    • • Request failed: https://sctparts.com/category/3/discrete-semicontuctors?_rsc=lvc1r (net::ERR_ABORTED, type: fetch)
    • • Request failed: https://sctparts.com/category/8/display-and-optoelectronics?_rsc=lvc1r (net::ERR_ABORTED, type: fetch)
    • • Request failed: https://sctparts.com/category/10/microcontrollers?_rsc=lvc1r (net::ERR_ABORTED, type: fetch)

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