nghttp2.org

Nghttp2: HTTP/2 C Library - nghttp2.org

Overview

• Status: alive
• First seen: 2026-09-21
• Last crawled: 2026-09-22
• Security grade: C (75/100)
• TLS certificate expires: 2026-12-19
• Inbound links seen: 4

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 "2026-12-19" to "2026-12-19"
• 2026-09-22 — TLS expiry changed from "2026-12-19" to "2026-12-19"

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