kolnet.de

.de crawl

First seen 2026-06-01 · Last seen 2026-06-02 · ok HTTP/1.1 200 1128 ms crawled 2026-06-02

CH · 80.74.152.80 · AS21069 METANET AG

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: KOLnet.de | KOLnet.de
Language: de
Generator: Drupal 8 (https://www.drupal.org)
Canonical: https://www.kolnet.de/KOLnet.de

Technology

Server: nginx
CMS: Drupal
jQuery: 3.2.1 known XSS (<3.5)

Fonts

Google Fonts

Third-party hosts loaded (3)

fonts.googleapis.com×3
ajax.googleapis.com×1
static.addtoany.com×1

Registration

Updated

2017-09-18

Name servers

ns1.antagus.de.
ns2.antagus.de.

DNS records live

NS

ns1.antagus.de
ns2.antagus.de

MX

10 mail.kolnet.de

Email authentication weak

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

Certificate (current)

R13

from 2026-04-28 to 2026-07-27

Expires in 54 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.kolnet.de/

present

x-frame-options
x-content-type-options

findings

missing HSTS
missing Content Security Policy
missing Referrer Policy
missing Permissions Policy

Header values

x-frame-options: SAMEORIGIN
x-content-type-options: nosniff

Links to (26)