Audit Result

Found 66 characters. Keep title between 30 and 60 characters.

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

Found 145 characters. Good snippet length.

Canonical found: https://sibsms.com/

Favicon found and reachable: https://sibsms.com/wp-content/uploads/2026/08/sibsms-logo-site-icon-512-150x150.png (HTTP 200).

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

Language declared as "fa-IR".

Exactly one H1 found: "پنل اس ام اس پیشرفته و حرفه ای ؛ پنل پیامکی سیب اس ام اس".

Detected 1 heading level jumps.

• • Skipped from h3 to h5: "جمع‌بندی؛ پنل پیامکی پیشرفته بدون نیاز به نصب" -> "علی سپهری".

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

26 of 58 images are missing alt text.

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

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 1.91s (perceived).

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

0 scripts and 7 styles may block rendering.

• • style: https://sibsms.com/wp-content/litespeed/css/7e0128235f38a83422d6aba1ec71d17d.css?ver=34daa
• • style: https://sibsms.com/wp-content/litespeed/css/9d4a3fec643c3b222070eb6ff16ea1a1.css?ver=1c373
• • style: https://sibsms.com/wp-content/litespeed/css/51b72442ccf75bbfcfd50625d52097ac.css?ver=50dc0
• • style: https://sibsms.com/wp-content/litespeed/css/f49a7c9828a9972fb252be54f72bc951.css?ver=ecfde
• • style: https://sibsms.com/wp-content/litespeed/css/9fc55aaa386b4a5ab9e894d37fadf483.css?ver=94d97
• • style: https://sibsms.com/wp-content/litespeed/css/aa86208a6f888a46e4aebd07ac6ed24f.css?ver=25b19
• • style: https://sibsms.com/wp-content/litespeed/css/30da67531da7e72608ef6bb2fab4e05a.css?ver=e694c

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

1 text resources look uncompressed.

• • blob:https://sibsms.com/cf86f69d-ddb8-4c82-8050-a1160f83d865 (text/javascript)

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

Found robots.txt (200).

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

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

2 of 2 controls are missing labels.

• • input[type="tel"]#phone.form-control-modern (phone)
• • input[type="text"]#capchaInput.form-control-modern.text-center (capchaInput)

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

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

10 interactive elements appear smaller than 48px.

• • a.btn.btn-modern (ثبت‌نام) - 92x37px
• • button#refreshCaptcha.tsms-captcha-refresh (تغییر تصویر امنیتی) - 26x30px
• • a.btn.btn-danger (دریافت پنل پیامکی) - 172x40px
• • button.plugin-swiper-prev.border-0 (Previous slide) - 28x28px
• • button.plugin-swiper-next.border-0 (Next slide) - 28x28px
• • a.sib-phone (۰۲۱-۷۱۳۳۳۱۲۹) - 87x30px
• • button#toggleSeoBtn.btn-read-more (نمایش متن کامل) - 178x46px
• • a.fw-bold.text-white (۰۲۱-۷۱۳۳۳۱۲۹) - 101x26px
• • a.fw-bold.text-white (۰۲۱-۹۱۰۱۲۷۶۷) - 92x26px
• • a - 80x26px

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 or Apple touch icon is missing.

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

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: 0.08 MB
• • MEASURED: Image dimensions: 1200x630

2 internal links returned errors.

• • https://sibsms.com/go/?to=login (HTTP 403)
• • https://sibsms.com/go/?to=register (HTTP 403)

Fix: Fix or remove the listed internal URLs, and ensure routes/pages return 200 responses.

1 external links returned errors or timed out.

• • https://trustseal.enamad.ir/?id=15337&Code=C2Xthl7yewPrAFe2MOMB (timeout)

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

All 98 links use non-empty href values.

Largest Contentful Paint: 1.91s.

Cumulative Layout Shift: 0.482.

Fix: Reserve space for images/ads and avoid injecting layout-changing elements above existing content.

Total Blocking Time estimate: 154ms.

1 asset requests failed.

• • https://www.sibsms.com/PublicPage/VerifyImage.aspx?13304 (net::ERR_BLOCKED_BY_ORB)

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

No console/page runtime errors detected during audit.