keble.cn
HTML metadata
Technology
- Server
- nginx
- CMS
- Next.js
DNS records live
- NS
-
- carol.ns.cloudflare.com
- chad.ns.cloudflare.com
- MX
-
- 10 mxbiz2.qq.com
- 5 mxbiz1.qq.com
Email authentication weak
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
E7
Expires in 48 days
HTTP security headers
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy