endruhn.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-17 · ok HTTP/1.1 200 635 ms crawled 2026-05-14

DE · 81.88.34.191 · AS45012 dogado GmbH

Reputation 94/100 dmarc monitor-only

sector tech type homepage

HTML metadata

Title

Mediadesigner Silvio Endruhn - Print, Web und Multimedia

Description

Silvio Endruhn Mediadesigner aus Köln | Professionelle Webseiten nach neuesten Standards erstellen ist mein Handwerk.

Language

Generator

WordPress 6.9.4

Canonical

https://endruhn.de/

Feeds

Open Graph

url: https://endruhn.de/
title: Mediadesigner Silvio Endruhn
locale: de_DE
site name: Mediadesigner Silvio Endruhn
description: Silvio Endruhn Mediadesigner aus Köln | Professionelle Webseiten nach neuesten Standards erstellen ist mein Handwerk.

Technology

Server: nginx
CMS: WordPress

Third-party hosts loaded (2)

gmpg.org×1
sile87.info×1

Social

Registration

Updated

2019-10-04

Name servers

cns1.alfahosting.info.
cns2.alfahosting.info.
cns3.alfahosting.info.

DNS records live

NS

cns1.alfahosting.info
cns2.alfahosting.info
cns3.alfahosting.info

MX

10 mx03.secure-mailgate.com
10 mx04.secure-mailgate.com

Email authentication partial

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

Certificate (current)

R13

from 2026-04-04 to 2026-07-03

Expires in 45 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://endruhn.de/

present

strict-transport-security
content-security-policy
x-content-type-options
referrer-policy
permissions-policy

findings

missing frame protection

Header values

referrer-policy: same-origin
permissions-policy: geolocation=self
x-content-type-options: nosniff
content-security-policy: upgrade-insecure-requests
strict-transport-security: max-age=31536000; includeSubDomains