mastodon.social
AMastodon
Last scanned 7 h agoCompare with another site →
Built with
No platform, CMS or framework detected. Detection is passive: it only sees what a site exposes in its HTML, headers and cookies, so custom or well-hidden stacks show up as nothing rather than as a guess.
Also detected
- Infrastructure
- Varnish
Overview
- Status
- alive
- Registered
- not looked up yet
- First seen here
- 2026-09-21
- Security grade
- A (95/100, from headers & TLS)
- Privacy score
- 100/100 (0 third-party script hosts, 0 tracking/marketing services)
- Hosting
- unknown
- Linked to from
- 0 other sites seen so far
Security & email signals
- ✓ HTTPS
- ✓ HSTS
- ✓ Content-Security-Policy
- ✓ X-Content-Type-Options
- ✓ X-Frame-Options
- ✓ Referrer-Policy
- ✗ Permissions-Policy
- ✓ SPF record
- ✓ DMARC record
- ✗ DKIM record
- ✓ Cookies set securely
- ✓ Has real content (not an empty shell)
- ✓ Valid TLS certificate
Recent changes
- 2026-09-22: TLS expiry changed from "2026-12-14" to "2026-12-14"
- 2026-09-22: TLS expiry changed from "2026-12-14" to "2026-12-14"
Badge
Show this site's security grade in a README or footer:
<a href="https://webtelemetry.dev/site/mastodon.social"><img src="https://webtelemetry.dev/badge/mastodon.social.svg" alt="Security grade"></a>
Generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot. Machine-readable: JSON.