notebook-factory.com
HTML metadata
Technology
- Server
- Custom-Server
- CMS
- Gatsby
Third-party hosts loaded (2)
- webapi.amap.com×2
- cache.amap.com×1
Registration
- Registrar
- Alibaba Cloud Computing (Beijing) Co., Ltd.
- Created
- 2019-01-04
- Expires
- 2027-01-04 230 days left
- Updated
- 2026-01-28
- Name servers
-
- dns1.hichina.com
- dns2.hichina.com
DNS records live
- NS
-
- dns1.hichina.com
- dns2.hichina.com
- CNAME
-
- vwui94m832.hqsmartcloud.com
Email authentication no MX
- SPF
- not published
- DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
ZeroSSL RSA DV SSL CA 2
Expires in 48 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- missing Content Security Policy
- weak frame protection
- missing Permissions Policy
Header values
- referrer-policy
origin-when-cross-origin- x-frame-options
ALLOWALL- x-content-type-options
nosniff- strict-transport-security
max-age=63072000; includeSubdomains; preload