duo-cang.com
HTML metadata
Technology
- Server
- nginx
Registration
- Registrar
- Alibaba Cloud Computing (Beijing) Co., Ltd.
- Created
- 2019-05-04
- Expires
- 2027-05-04 347 days left
- Updated
- 2026-04-19
- Name servers
-
- dns15.hichina.com
- dns16.hichina.com
DNS records live
- NS
-
- dns15.hichina.com
- dns16.hichina.com
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
Encryption Everywhere DV TLS CA - G2
Expires in 53 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
Links to (3)
- suoen.com×4
- baidu.com×3
- mzlsoft.com×3
Linked from (2)
- suoen.com×3
- mzlsoft.com×3