untergrund.net

.net crawl dns

First seen 2026-04-13 · Last seen 2026-05-20 · ok HTTP/1.1 200 5856 ms crawled 2026-05-06

DE · 185.88.60.242 · AS49603 Nerdherrschaft GmbH

Reputation 95/100 weak security headers

Classifying

HTML metadata

Title: untergrund.net - Free hosting for the demoscene

Technology

Server: Apache

Contact

Email

Registration

Registrar

Vautron Rechenzentrum AG

Created

1999-05-27

Expires

2026-05-27 5 days left

Updated

2025-05-27

Name servers

ns1.nerdherrschaft.de
ns2.nerdherrschaft.com
ns3.nerdherrschaft.net

DNS records live

NS

ns1.nerdherrschaft.de
ns2.nerdherrschaft.com
ns3.nerdherrschaft.net

MX

5 mail.nerdherrschaft.net

Email authentication strong

SPF

v=spf1 ip4:185.88.60.246 mx a -all

strict (-all)

DMARC

v=DMARC1; p=reject; adkim=r; aspf=r; rua=mailto:dmarc@nerdherrschaft.com;

policy: reject (enforced)

DKIM

default: v=DKIM1; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA03Tw8c4rxI7uPrEofH9lMMGqd9hbM1T2G4ohk7EAsq0OiUVn6zlIXtgEU6lefOo5SIGVpRV0eSZURdyn…

selectors probed

Certificate (current)

Don Dominio / MrDomain RSA DV CA

from 2025-04-29 to 2026-05-31

Expires in 9 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://www.untergrund.net

findings

checked over plain HTTP
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy