pdfsail.com
HTML metadata
Technology
- CDN
- Amazon CloudFront
- Server
- nginx
- CMS
- Nuxt
- Analytics
-
- Google Tag Manager
- Ads
-
- Google AdSense
Third-party hosts loaded (4)
- accounts.google.com×1
- pagead2.googlesyndication.com×1
- secure.oceanpayment.com×1
- www.googletagmanager.com×1
Social
Registration
- Registrar
- eName Technology Co., Ltd.
- Created
- 2023-06-26
- Expires
- 2026-06-26 35 days left
- Updated
- 2025-12-31
- Name servers
-
- ns1.ename.net
- ns2.ename.net
DNS records live
- NS
-
- ns1.ename.net
- ns2.ename.net
- MX
-
- 1 mx1.feishu.cn
- 10 mx3.feishu.cn
- 5 mx2.feishu.cn
- TXT
-
verification-code-site-App_feishu=t5Pu9u3LHHsjh4mm5chd
- Verified for
-
Email authentication weak
- SPF
-
v=spf1 +include:_netblocks.m.feishu.cn -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
TrustAsia DV TLS RSA CA 2025
Expires in 31 days
HTTP security headers
- present
-
- strict-transport-security
- x-frame-options
- x-content-type-options
- referrer-policy
- findings
-
- short HSTS max-age
- missing Content Security Policy
- missing Permissions Policy
Header values
- referrer-policy
strict-origin-when-cross-origin- x-frame-options
SAMEORIGIN- x-content-type-options
nosniff- strict-transport-security
max-age=86400