zchrystusem.pl
HTML metadata
Technology
- CDN
- Cloudflare
- jQuery
- 3.6.0
DNS records live
- NS
-
- chin.ns.cloudflare.com
- cory.ns.cloudflare.com
- MX
-
- 10 mail.zchrystusem.pl
Email authentication weak
- SPF
-
v=spf1 a mx include:spf.linuxpl.com ip4:88.99.199.38 -allstrict (-all) - DMARC
- not published
- DKIM
- no key found at common selectors
Certificate (current)
WE1
Expires in 68 days
HTTP security headers
- present
-
- referrer-policy
- findings
-
- missing HSTS
- missing Content Security Policy
- missing frame protection
- missing content type protection
- missing Permissions Policy
Header values
- referrer-policy
strict-origin-when-cross-origin