ixtheo.de

.de crawl

First seen 2026-05-03 · Last seen 2026-05-10 · ok HTTP/1.1 200 653 ms crawled 2026-05-10

DE · 134.2.5.111 · AS553 Universitaet Stuttgart

Reputation 95/100 weak security headers

sector other type homepage

HTML metadata

Title: Verifying your browser

Technology

Server: openresty

Registration

Updated

2020-06-23

Name servers

dns1.belwue.de.
dns3.belwue.de.
dns3.uni-tuebingen.de.
dns4.uni-tuebingen.de.

DNS records live

NS

dns1.belwue.de
dns3.belwue.de
dns3.uni-tuebingen.de
dns4.uni-tuebingen.de

Email authentication no MX

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-05 to 2026-07-04

Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ixtheo.de/

findings

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

Linked from (3)