Audit Result

Found 49 characters. Length is optimal.

Found 153 characters. Good snippet length.

Canonical found: https://charsoustudio.com/contact/

Favicon found and reachable: /static/images/favicon.59708725a95e.ico (HTTP 200).

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

Language declared as "fa".

Exactly one H1 found: "بیایید پروژه بعدی را با هم تجربه کنیم".

Valid heading flow across 5 headings.

All 2 images include alt text.

Page is served over HTTPS.

1 HTTPS hardening issues detected.

• • Could not probe the HTTP version of this page.
• • Strict-Transport-Security: max-age=31536000; includeSubDomains

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

Core security headers were detected.

Content Security Policy looks restrictive and avoids common unsafe directives.

• • Content-Security-Policy: default-src 'self'; script-src 'self' 'nonce-uO0uXEBpVVmk40ntQNabLg' https://www.googletagmanager.com; style-src 'self' 'unsafe-inline'; img-src 'self' data: blob: https://*.google-analytics.com https://*.googletagmanager.com; font-src 'self' data:; media-src 'self' blob:; connect-src 'self' https://*.google-analytics.com https://*.analytics.google.com https://*.googletagmanager.com; frame-src 'self' https://neshan.org https://*.neshan.org https://www.aparat.com https://aparat.com; worker-src 'self' blob:; object-src 'none'; base-uri 'self'; form-action 'self'; frame-ancestors 'none'; upgrade-insecure-requests

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 0.92s (perceived).

0 scripts and 4 styles may block rendering.

• • style: https://charsoustudio.com/static/css/base.e3de4162945d.css
• • style: https://charsoustudio.com/static/css/navbar.fb425b484551.css
• • style: https://charsoustudio.com/static/css/help_widget.94a8442349ca.css
• • style: https://charsoustudio.com/static/css/contact.60864b2ffc03.css

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

4 text resources look uncompressed.

• • https://neshan.org/maps/5676-b731fe6490520f54f05d.js (application/javascript; charset=utf-8)
• • blob:https://neshan.org/a5a5e112-90d8-4286-a0d3-a13d2156e1b8 (text/javascript)
• • https://neshan.org/maps/pwa-api/banners/main-page?type=image (text/plain;charset=UTF-8)
• • https://neshan.org/maps/pwa-api/weather/v2/summary?lat=36.551&lng=52.672&zoom=15 (text/plain;charset=UTF-8)

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

Found robots.txt (200).

Found sitemap (200) at https://charsoustudio.com/sitemap.xml.

Robots meta found: index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1

All 5 controls are labeled.

Missing landmarks: footer.

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

11 interactive elements appear smaller than 48px.

• • a.nav-link (خانه) - 56x39px
• • a.nav-link (درباره ما) - 77x39px
• • a.nav-link (پروژه‌ها) - 71x39px
• • a.nav-link (چارسوخانه) - 90x39px
• • a.nav-link.active (تماس) - 66x39px
• • button#langToggle.lang-toggle (زبان / Language / اللغة) - 80x36px
• • button#themeSwitch.theme-switch (تغییر تم) - 36x36px
• • a.card-link (۰۹۱۱۱۹۵۹۶۲۸) - 227x26px
• • a.card-link ([email protected]) - 227x26px
• • button.suggestion-submit-btn (ثبت پیشنهاد) - 118x44px
• • button#chNudgeClose.ch-nudge-close (بستن) - 15x18px

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

Core Open Graph tags are present.

og:image is present and absolute.

twitter:card set to summary_large_image.

JSON-LD schema detected.

Manifest and Apple touch icon are configured.

Social preview metadata and image quality look good for Open Graph/Twitter.

• • 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.
• • MEASURED: Image size: 0.02 MB
• • MEASURED: Image dimensions: 1200x630

Checked 10 links. No broken internal links found.

No broken external links found in checked URLs.

All 16 links use non-empty href values.

Largest Contentful Paint: 1.29s.

Cumulative Layout Shift: 0.003.

Total Blocking Time estimate: 527ms.

Fix: Reduce heavy JavaScript work, split long tasks, and defer non-critical scripts.

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

3 JavaScript runtime issues detected.

• • Request failed: https://vts-poi.neshanmap.ir/v3/15/21179/12805/navigator?x=13556858880&y=2032730112 (net::ERR_FAILED, type: fetch)
• • Access to fetch at 'https://vts-poi.neshanmap.ir/v3/15/21179/12805/navigator?x=13556858880&y=2032730112' from origin 'https://neshan.org' has been blocked by CORS policy: Response to preflight request doesn't pass access control check: No 'Access-Control-Allow-Origin' header is present on the requested resource. [https://neshan.org/maps/iframe/places/_bfH7QNFLra1#c36.551-52.677-15z-0p/36.5514062/52.672015:1]
• • Failed to load resource: net::ERR_FAILED [https://vts-poi.neshanmap.ir/v3/15/21179/12805/navigator?x=13556858880&y=2032730112:1]

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