TLS CN=水清-书房 Issuer=水清-书房

HTTP/1.1 400 Bad Request
Server: Nginx
Date: Mon, 23 Feb 2026 18:34:00 GMT
Content-Type: text/html

IAC negotiation (12 bytes)

HTTP/1.1 200 OK
date: Sun, 22 Feb 2026 10:17:16 GMT
content-security-policy: upgrade-insecure-requests
content-type: text/html