x4b.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 1783 ms crawled 2026-05-06

DE · 92.205.168.170 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title: X4B Serviceagentur für die Wirtschaft – Ihr Partner für betriebliche Weiterbildung und mehr.
Language: de-DE
Generator: WordPress 6.9.4
Canonical: https://x4b.de/

Technology

Server: Apache
CMS: WordPress

Third-party hosts loaded (2)

cdn.polyfill.io×2
gmpg.org×1

Social

Contact

Email

info@x4b.de<

Registration

Updated

2024-05-22

Name servers

ns1.nic53.net.
ns2.nic53.de.

DNS records live

NS

ns1.nic53.net
ns2.nic53.de

MX

10 mxtls.expurgate.net

TXT

MS=ms11216687
3aabdhmo91d3p9i1us5fn7doog
google-site-verification=-A_h_KM7oPoBr29RNX8pxOY-FiV81erJrkOn7fpOexU

Email authentication partial

SPF: v=spf1 include:_spf.expurgate.net include:spf.protection.outlook.com include:spf.server-he.de -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2

from 2025-07-29 to 2026-08-28

Expires in 101 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked live page: https://x4b.de/

present

referrer-policy

findings

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

Header values

referrer-policy: no-referrer-when-downgrade