opus.pl
HTML metadata
Technology
- Server
- Apache
- Analytics
-
- Google Tag Manager
- Ads
-
- Meta Pixel
- Social widgets
-
- YouTube Embed
Third-party hosts loaded (4)
- www.facebook.com×2
- www.googletagmanager.com×2
- connect.facebook.net×1
- www.youtube.com×1
Social
Contact
- Phone
DNS records live
- NS
-
- ns1.linlux.net
- ns2.linlux.net
- MX
-
- 10 mx.opus.pl
- Verified for
-
Email authentication strong
- SPF
-
v=spf1 a mx a:poczta.opus.pl include:_spf.google.com a:mx1.linlux.net a:otis.linlux.net ip4:85.128.211.215 ip4:51.38.135.238 ip4:37.59.186.208 ip4:37.59.186.209 ip4:45.79.248.178 -allstrict (-all) - DMARC
-
v=DMARC1; p=quarantine; rua=mailto:postmaster@opus.pl;policy: quarantine - DKIM
-
- mail:
v=DKIM1; h=sha256; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEApaijPI4CAvL9bQUqPEr3Y3bbyoJ7fPZbLspnIOYiLVKQ+gwObAy5LG35B2CR9pD6JTkF…
selectors probed - mail:
Certificate (current)
GlobalSign GCC R6 AlphaSSL CA 2025
Expires in 191 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=2592000
Links to (4)
- youtube.com×1
- pinterest.com×1
- icube.pl×1
- facebook.com×1