herbstluftwm.org

.org crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1054 ms crawled 2026-05-19

DE · 185.26.156.160 · AS58010 uvensys GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: herbstluftwm

Technology

Server: nginx

Social

Registration

Registrar

INWX GmbH

Created

2012-10-11

Expires

2026-10-11 144 days left

Updated

2025-11-25

Name servers

ns.inwx.de
ns2.inwx.de
ns3.inwx.eu

DNS records live

NS

ns.inwx.de
ns2.inwx.de
ns3.inwx.eu

MX

0 caliban.uberspace.de

TXT

libera-QYkJDAeXFixr8nhCLo3yEtaT

Email authentication weak

SPF: v=spf1 a mx include:spf.uberspace.de include:_spf.jpberlin.de -all
strict (-all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-04-03 to 2026-07-02

Expires in 43 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://herbstluftwm.org/

present

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

findings

missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
content-security-policy: default-src 'none'; style-src 'self'; img-src 'self'
strict-transport-security: max-age=31536000