tbrothers.org
HTML metadata
Technology
- CDN
- Vercel
- CMS
- Next.js
Registration
- Registrar
- 1API GmbH
- Created
- 2021-02-04
- Expires
- 2027-02-04 259 days left
- Updated
- 2026-05-12
- Name servers
-
- ns4.dnsimple-edge.org
- ns2.dnsimple-edge.net
- ns1.dnsimple-edge.com
- ns3.dnsimple-edge.io
DNS records live
- NS
-
- ns1.dnsimple-edge.com
- ns2.dnsimple-edge.net
- ns3.dnsimple-edge.io
- ns4.dnsimple-edge.org
- MX
-
- 10 mxa.mailgun.org
- 10 mxb.mailgun.org
- TXT
-
ALIAS for univer.se
Email authentication weak
- SPF
-
v=spf1 include:mailgun.org ~allsoftfail (~all) - DMARC
- not published
- DKIM
-
- k1:
k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCtUvc2zDPP3LL1Ow/AprJHktJtvswaue2i9j2Ttvjn2ZXcRbLVeriZlvp46cuGAgQm1ad4N86dv++A7k3/CF8v5lI/XTF…
selectors probed - k1:
Certificate (current)
R12
Expires in 69 days
HTTP security headers
- present
-
- strict-transport-security
- content-security-policy
- findings
-
- missing frame protection
- missing content type protection
- missing Referrer Policy
- missing Permissions Policy
Header values
- content-security-policy
frame-ancestors https://tools.univer.se- strict-transport-security
max-age=63072000