operundtanz.de

.de crawl

First seen 2026-04-13 · Last seen 2026-05-10 · ok HTTP/1.1 200 1769 ms crawled 2026-05-07

DE · 85.236.50.119 · AS15456 InterNetX GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Oper & Tanz. Zeitschrift für Opernchor und Bühnentanz
Description: Oper und Tanz ist die Zeitschrift der Vereinigung deutscher Opernchöre und Bühnentänzer. Sie erscheint 6 mal im Jahr.

Technology

Server: Apache

Registration

Updated

2010-10-14

Name servers

a.ns14.net.
b.ns14.net.
c.ns14.net.
d.ns14.net.

DNS records live

NS

a.ns14.net
b.ns14.net
c.ns14.net
d.ns14.net

MX

10 mail.operundtanz.de

TXT

google-site-verification=hhzWhhYZX5TWKArbw7KFY3kIJHTvus_BUM5ZUpXLFHc

Email authentication strong

SPF

v=spf1 mx -all

strict (-all)

DMARC

v=DMARC1;p=none;pct=100;rua=mailto:dmarc@hufner.de;ri=86400;fo=1;

policy: none (monitoring only)

DKIM

default: v=DKIM1;t=s;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAkAcjC2fokO5oJVigAIq/KuFS33OJe/8musbgHR3TuLoS5MWATm0TuA3IjHp/JogMdFRDiIOP1cU8rvls19…

selectors probed

Certificate (current)

R12

from 2026-05-03 to 2026-08-01

Expires in 74 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.operundtanz.de/

findings

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