k3-karlsruhe.de

.de crawl

First seen 2026-04-26 · Last seen 2026-05-20 · ok HTTP/1.1 200 1111 ms crawled 2026-05-20

DE · 185.49.229.38 · AS211690 flessio

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: K3
Language: de-DE
Generator: WordPress 6.9.4
Canonical: https://k3-karlsruhe.de/

Technology

Server: nginx
CMS: WordPress 6.9.4
jQuery: 3.7.1
Stack: Laravel

Social

Contact

Phone

+497216632480

Address

Alter Schlachthof 3376131 KarlsruheT:+49 721 663 248 0k3@kultur.karlsruhe.dewww.k3-karlsruhe.de

Registration

Updated

2017-05-02

Name servers

dns1.belwue.de.
dns3.belwue.de.
ns1.karlsruhe.de.

DNS records live

NS

dns1.belwue.de
dns3.belwue.de
dns5.belwue.de
ns1.karlsruhe.de
ns2.karlsruhe.de

MX

10 mail5.karlsruhe.de

Email authentication weak

SPF: v=spf1 a mx include:spf.crsend.com ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

from 2026-03-31 to 2026-06-29

Expires in 39 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://k3-karlsruhe.de/

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=15768000; includeSubDomains; preload;