tg.dev
Telegram APIs
Last scanned Aug 2, 2026, 4:00 PM · 10 views
Overall score
Fair
Summary
This website uses Nginx. SEO is fair (65/100) and accessibility is fair (60/100). Security scores good (85/100) and performance excellent (100/100). Top issue: Missing meta description.
Top issues to fix
10 issues found · 3 high priority
Missing Content-Security-Policy header
SecurityAdd a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEOAdd a ~150-character meta description to control your search-result snippet and lift click-through rate.
Over half of images are missing alt text
AccessibilityAdd alt attributes to images — screen readers depend on them, and they help image SEO.
Missing X-Content-Type-Options header
SecurityAdd X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing canonical link
SEOAdd <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEOAdd JSON-LD (Organization, Article, Product…) to become eligible for rich results.
+4 more issues — details in the sections below.
SEO
5 issue(s) found
Performance
589 ms
Security
HTTPS & header checks
Accessibility
2 issue(s) found
Score history
+3 overall since Jul 26, 2026
- Overall
- 78
- SEO
- 65
- Security
- 85
- Performance
- 100
- Accessibility
- 60
Organization
Company details published in this site's own structured data.
Meta tags
- Title
- Telegram APIs
- Description
- Canonical
- Language
- Charset
- utf-8
- Viewport
- width=device-width, initial-scale=1.0
- Robots meta
- Manifest
Technologies
Detected frameworks, languages, and tools.
Hosting & CDN
- Hosting provider
- —
- CDN provider
- —
- IP address
- —
- ASN
- —
DNS records
| Type | Value |
|---|---|
| A | — |
| AAAA | — |
| MX | — |
| TXT | — |
| NS | — |
| CAA | — |
| CNAME | — |
| IPv6 support | No |
TLS / SSL certificate
- Version
- TLS 1.3
- Issuer
- GoDaddy.com, Inc.
- Subject
- *.telegram.org
- Valid from
- Aug 11, 2025
- Valid to
- Sep 12, 2026
- Days until expiry
- 40
- SAN domains
- *.telegram.org, telegram.org
Security headers
- Strict-Transport-SecurityEnabled
- Content-Security-PolicyMissing
- X-Frame-OptionsEnabled
- X-Content-Type-OptionsMissing
- Referrer-PolicyMissing
- Permissions-PolicyMissing
Compression: gzip · 0 cookie(s) observed
Content & assets
Headings
H1 1 · H2 1 · H3 16
Links
139 internal · 29 external · 20 broken
Images
1 total · 1 missing alt
Scripts / Styles
4 scripts · 3 stylesheets
JS / CSS size
45 B · 5 B
Page size
44.6 KB
Robots.txt & Sitemap
- robots.txt
- Not found
- Disallow rules
- 0
- sitemap.xml
- Not found
- URLs in sitemap
- 0
SEO issues
- Missing meta description
- Missing canonical link
- No structured data (JSON-LD) found
- robots.txt not found
- sitemap.xml not found
Accessibility issues
- Over half of images are missing alt text
- Missing <html lang> attribute
Scan details
- Requested URL
- https://tg.dev
- Final URL
- https://core.telegram.org
- HTTP status
- 200
- HTTP version
- HTTP/2
- Response time
- 589 ms
- HTML size
- 44.6 KB
- Redirect chain
- https://tg.dev → https://core.telegram.org
See something wrong on this report? Request a correction
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Frequently asked questions
- What technology does tg.dev use?
- tg.dev is built with Bootstrap, Nginx.
- Is tg.dev secure (HTTPS)?
- Yes. tg.dev uses TLS 1.3 with a certificate issued by GoDaddy.com, Inc., valid until Sep 12, 2026.
- Who hosts tg.dev?
- Hosting provider information for tg.dev is not available yet.
- What is tg.dev's SEO score?
- tg.dev scored 65/100 for SEO in the latest analysis (fair).
- What is tg.dev's overall website score?
- tg.dev has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.
- Has tg.dev's score changed over time?
- tg.dev's overall score has improved by 3 points (from 75 to 78) since Jul 26, 2026.
OpenGraph & Twitter Card
OpenGraph
Twitter Card