ubuntu.com

Enterprise Open Source and Linux | Ubuntu

Overview

• Status: alive
• First seen: 2026-09-21
• Last crawled: 2026-09-22
• Security grade: A (100/100)
• TLS certificate expires: 2026-12-15
• Inbound links seen: 12

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

Detected technology

Infrastructure: Nginx

Analytics & marketing: Google Tag Manager

Recent changes

• 2026-09-22 — TLS expiry changed from "2026-12-15" to "2026-12-15"
• 2026-09-22 — detected tech changed to "13,9"
• 2026-09-22 — page title changed to "Enterprise Open Source and Linux | Ubuntu"
• 2026-09-22 — TLS expiry changed to "2026-12-15"
• 2026-09-22 — security grade changed to "100"
• 2026-09-22 — status changed from "dead" to "alive"
• 2026-09-22 — detected tech changed from "13,9"
• 2026-09-22 — page title changed from "Enterprise Open Source and Linux | Ubuntu"
• 2026-09-22 — TLS expiry changed from "2026-12-15"
• 2026-09-22 — security grade changed from "100"
• 2026-09-22 — status changed from "alive" to "dead"
• 2026-09-22 — TLS expiry changed from "2026-12-15" to "2026-12-15"
• 2026-09-22 — TLS expiry changed from "2026-12-15" to "2026-12-15"
• 2026-09-22 — TLS expiry changed from "2026-12-15" to "2026-12-15"
• 2026-09-21 — TLS expiry changed from "2026-12-15" to "2026-12-15"

This profile is generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot.