indexo.dev

lnu-frechen.de

.de crawl

First seen 2026-04-21 · Last seen 2026-05-11 · ok HTTP/1.1 200 1642 ms crawled 2026-05-14

DE · 213.202.208.7 · AS24961 WIIT AG

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
LNU
Language
de

Open Graph

title
LNU
site name
LNU-Frechen

Technology

Server
nginx

Contact

Email

Registration

Updated
2017-07-15
Name servers
  • ns1053.ui-dns.org.
  • ns1061.ui-dns.de.
  • ns1071.ui-dns.biz.
  • ns1112.ui-dns.com.

DNS records live

NS
  • ns1053.ui-dns.org
  • ns1061.ui-dns.de
  • ns1071.ui-dns.biz
  • ns1112.ui-dns.com
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 include:_spf-eu.ionos.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

R12
from 2026-02-21 to 2026-05-23
Expires in 3 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://lnu-frechen.de/start

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

Links to (4)

Linked from (1)