zhanghumei.com
HTML metadata
Technology
- Server
- nginx
Contact
- Phone
DNS records live
- NS
-
- dns13.hichina.com
- dns14.hichina.com
- MX
-
- 10 mxbiz2.qq.com
- 5 mxbiz1.qq.com
Email authentication weak
- SPF
-
v=spf1 include:spf.mail.qq.com ~allsoftfail (~all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 66 days
HTTP security headers
- present
-
- strict-transport-security
- findings
-
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- strict-transport-security
max-age=31536000