dongruichem.com
HTML metadata
Technology
- Server
- nginx
Registration
- Registrar
- Gname 469 Inc
- Created
- 2026-04-14
- Expires
- 2027-04-14 315 days left
- Updated
- 2026-05-24
- Name servers
-
- a.dnspod.com
- b.dnspod.com
- c.dnspod.com
DNS records live
- NS
-
- a.dnspod.com
- b.dnspod.com
- c.dnspod.com
- CNAME
-
- cd27438d.claudecdn.com
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
R13
Expires in 80 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
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