indexo.dev

tele-brief.de

.de dns

First seen 2026-06-02 · Last seen 2026-06-04 · ok HTTP/1.1 200 422 ms crawled 2026-06-03

DE · 81.169.156.159 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Classifying

Technology

Server
Apache

Registration

Updated
2015-01-16
Name servers
  • ns1.first-ns.de.
  • robotns2.second-ns.de.
  • robotns3.second-ns.com.

DNS records live

NS
  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com
MX
  • 10 tax.tele-brief.de

Email authentication strong

SPF
v=spf1 mx ip4:81.169.156.159 ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; ruf=mailto:info@tele-brief.de
policy: reject (enforced)
DKIM
  • default: v=DKIM1; t=s; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDVHzdA0ILIS8JAcJJz70cpUTpcmj8/LQLBIm3Ra8oe99bZgHud8ooDlttqYdFEd9e9qfLl58pMXXqz/mWDgk5N…
selectors probed

Certificate (current)

R13
from 2026-04-09 to 2026-07-08
Expires in 34 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://tele-brief.de/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy