tanz-berlin.de

.de crawl

First seen 2026-04-25 · Last seen 2026-05-18 · ok HTTP/1.1 200 2112 ms crawled 2026-05-18

DE · 167.172.178.35 · AS14061 DigitalOcean, LLC

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title: tanz-berlin.de – Home
Language: en

Technology

Server: nginx
CMS: Gatsby

Registration

Updated

2025-05-16

Name servers

ns.udag.de.
ns.udag.net.
ns.udag.org.

DNS records live

NS

ns.udag.de
ns.udag.net
ns.udag.org

MX

10 mx00.udag.de
20 mx01.udag.de

Email authentication weak

SPF: v=spf1 include:spf.mailjet.com include:_smtp.udag.de ~all
softfail (~all)
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

E8

from 2026-05-16 to 2026-08-14

Expires in 86 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.tanz-berlin.de/en/home/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy
cross-origin-opener-policy

findings

short HSTS max-age
missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: same-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=60; includeSubDomains
cross-origin-opener-policy: same-origin

Linked from (3)