dnw-online.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-11 · ok HTTP/1.1 200 3513 ms crawled 2026-05-07

DE · 81.88.34.218 · AS45012 dogado GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: Start
Description: Die DNW ist ein Dienstleistungsunternehmen für Mitglieder der Unternehmer Verbände Niedersachsen.
Language: de-de
Generator: Joomla! - Open Source Content Management

Technology

Server: nginx
CMS: Joomla

Analytics

Google Tag Manager

Third-party hosts loaded (2)

medien-schluetersche.de×1
www.googletagmanager.com×1

Contact

Email

info@dnw-online.de

Phone

05118505550

Registration

Updated

2021-02-16

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

0 dnwonline-de0i.mail.protection.outlook.com

Email authentication strong

SPF

v=spf1 include:spf.mailjet.com a mx ip4:81.3.13.154 ip4:80.242.135.41 include:spf.protection.outlook.com include:tixxt.com -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; rua=mailto:dmarc@uvn.digital; ruf=mailto:dmarc@uvn.digital; fo=1; pct=100; aspf=r

policy: quarantine

DKIM

selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4/P783tfLN104ufc98Lquz7qBf2uF6472sd8b/HqhQlH4vlwjsE53JXeum7JkhvAneSs1Jtu+WmZBa…

selectors probed

Certificate (current)

R13

from 2026-04-26 to 2026-07-25

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.dnw-online.de/

present

x-content-type-options

findings

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

Header values

x-content-type-options: nosniff