ernw.de

.de crawl dns

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 1642 ms crawled 2026-05-07

DE · 185.144.93.85 · AS211417 ERNW Enno Rey Netzwerke GmbH

Reputation 100/100

Classifying

HTML metadata

Title: ERNW - providing security. | ERNW - providing security.
Description: ERNW - providing security.
Language: en
Canonical: https://www.ernw.de//

Technology

Server: nginx

Social

Contact

Address: George-Boole-Weg 469124 HeidelbergDeutschland

Registration

Updated

2024-08-08

Name servers

ns2.ernw.de.
ns3.ernw.de.

DNS records live

NS

ns2.ernw.de
ns3.ernw.de

MX

100 mx1.ernw.de
100 mx2.ernw.de

TXT

swisssign-check=iemK5wG5hgP4vYJRNWSMDqW9uA0

Email authentication strong

SPF: v=spf1 mx include:spf.protection.outlook.com -all
strict (-all)
DMARC: v=DMARC1; p=quarantine; pct=0; rua=mailto:dmarcreports1@ernwit.pt.ernw.de
policy: quarantine · pct=0
DKIM: no key found at common selectors

Certificate (current)

YR1

from 2026-05-06 to 2026-05-13

Expired 7 days ago

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://ernw.de/

present

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

findings

missing Content Security Policy

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN
permissions-policy: geolocation=(), midi=(), notifications=(), push=(), sync-xhr=(self), microphone=(), camera=(), magnetometer=(), gyroscope=(), speaker=(self), vibrate=(), fullscreen=(self), payment=()
x-content-type-options: nosniff
strict-transport-security: max-age=31536000; includeSubDomains; preload