karl-koellner.de
HTML metadata
Technology
- CDN
- Vercel
Third-party hosts loaded (1)
- www.aon.com×1
Social
Contact
Registration
- Updated
- 2021-09-23
- Name servers
-
- ns1060.ui-dns.biz.
- ns1060.ui-dns.com.
- ns1060.ui-dns.de.
- ns1060.ui-dns.org.
DNS records live
- NS
-
- ns1060.ui-dns.biz
- ns1060.ui-dns.com
- ns1060.ui-dns.de
- ns1060.ui-dns.org
- MX
-
- 10 karlkoellner-de01b.mail.protection.outlook.com
- TXT
-
5f923f19-d439-4f87-8b12-bc624a7fce04
- Verified for
-
- Cisco
- Microsoft 365
Email authentication strong
- SPF
-
v=spf1 include:spf.aon.net include:sendgrid.net ~allsoftfail (~all) - DMARC
-
v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_agg@vali.email; ruf=mailto:aon@ruf-reporting.vali.emailpolicy: reject (enforced) - DKIM
-
- selector1:
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4ZaXCbmwCICshAJz3EJaHYtYCayYqx3l3TRLKp7nu7lq3Z/B1YCnBStHD6EpMDMABsCdan8lTg4nQt…
selectors probed - selector1:
Certificate (current)
R12
Expires in 76 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=63072000; includeSubDomains; preload