Audit Result

Found 46 characters. Length is optimal.

Found 159 characters. Good snippet length.

Canonical link not found.

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

Favicon found and reachable: asset\img\logo\نماد-ظرافت-گاز.png (HTTP 200).

Viewport configured: width=device-width, initial-scale=1.0

Language declared as "fa".

Exactly one H1 found: "خدمات لوله کشی گاز ظرافت گاز".

Detected 3 heading level jumps.

• • Skipped from h1 to h3: "خدمات لوله کشی گاز ظرافت گاز" -> "۰+".
• • Skipped from h2 to h4: "تفاوت ما در جزئیات است" -> "ایمنی بالاترین اولویت".
• • Skipped from h2 to h4: "مشتریان ما چه می‌گویند" -> "علی محمدی".

Fix: Follow semantic order (h1 -> h2 -> h3) and avoid skipping heading levels.

All 2 images include alt text.

Page is served over HTTPS.

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.

Missing: strict-transport-security, content-security-policy, x-frame-options, x-content-type-options, referrer-policy.

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

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.

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

Server response headers do not expose version tokens.

Domain does not appear to be behind Cloudflare.

Loaded in 3.36s (perceived).

Fix: Reduce payload size, cache static assets, and remove non-critical JS from initial load.

0 scripts and 6 styles may block rendering.

• • style: https://zerafatgaz.ir/asset/css/style.css
• • style: https://zerafatgaz.ir/asset/css/footer.css
• • style: https://cdnjs.cloudflare.com/ajax/libs/bootstrap/5.3.8/css/bootstrap.rtl.min.css
• • style: https://cdnjs.cloudflare.com/ajax/libs/bootstrap-icons/1.13.1/font/bootstrap-icons.min.css
• • style: https://fonts.googleapis.com/css2?family=Vazirmatn:wght@100;300;400;500;700;900&display=swap
• • style: https://zerafatgaz.ir/

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

Text-like assets appear compressed.

Found robots.txt (200).

Sitemap missing or inaccessible at https://zerafatgaz.ir/Sitemap.xml (404).

Fix: Publish a sitemap.xml and reference it in robots.txt with: Sitemap: https://zerafatgaz.ir/sitemap.xml

No robots meta tag defined.

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

All 0 controls are labeled.

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

17 interactive elements appear smaller than 48px.

• • a.navbar-brand - 80x40px
• • a.nav-link (خدمات ما) - 80x40px
• • a.nav-link (تماس با ما) - 83x40px
• • a.nav-link (درباره ما) - 69x40px
• • a.nav-link (مناطق تحت پوشش) - 141x40px
• • a (صفحه اصلی) - 210x21px
• • a (درباره ما) - 210x21px
• • a (خدمات) - 210x21px
• • a (تماس با ما) - 210x21px
• • a (مناطق تحت پوشش) - 210x21px
• • a (تهران) - 210x21px
• • a (مشاهده همه مناطق) - 210x21px
• • a (09127655799) - 88x21px
• • a (ایمیل ظرافت گاز) - 118x21px
• • a.social-link-footer (اینستاگرام) - 40x40px
• • a.social-link-footer (تلگرام) - 40x40px
• • a.social-link-footer (واتساپ) - 40x40px

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

Missing og:title or og:description.

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

og:image is missing.

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

twitter:card is missing.

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

No JSON-LD schema scripts found.

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

Manifest or Apple touch icon is missing.

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

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.

Checked 10 links. No broken internal links found.

No broken external links found in checked URLs.

All 29 links use non-empty href values.

Largest Contentful Paint: 3.36s.

Fix: Improve LCP by optimizing above-the-fold media, reducing server latency, and inlining critical CSS.

Cumulative Layout Shift: 0.001.

Total Blocking Time estimate: 45ms.

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

No console/page runtime errors detected during audit.