ysdzdc.com
HTML metadata
Technology
- Server
- nginx
Contact
Registration
- Registrar
- 22net, Inc.
- Created
- 2014-02-10
- Expires
- 2027-02-10 267 days left
- Updated
- 2025-12-15
- Name servers
-
- ns1.22.cn
- ns2.22.cn
DNS records live
- NS
-
- ns1.22.cn
- ns2.22.cn
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
LiteSSL RSA CA 2025
Expires in 54 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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