zu.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-19 · ok HTTP/1.1 200 1162 ms crawled 2026-05-18

DE · 85.13.136.128 · AS34788 Neue Medien Muennich GmbH

Reputation 100/100

Classifying

HTML metadata

Title

Zeppelin Universität | zwischen Wirtschaft, Kultur & Politik

Description

Privat, interdisziplinär & ohne NC studieren: Die Zeppelin Universität in Friedrichshafen am Bodensee. Persönliche Betreuung in kleinen Studiengruppen.

Language

Generator

Weblication® CMS

Canonical

https://www.zu.de/

Translations

Open Graph

url: https://www.zu.de/
title: Zeppelin Universität | zwischen Wirtschaft, Kultur & Politik
site name: Zeppelin Universität
description: Privat, interdisziplinär & ohne NC studieren: Die Zeppelin Universität in Friedrichshafen am Bodensee. Persönliche Betreuung in kleinen Studiengruppen.

Technology

Server: Apache

Third-party hosts loaded (3)

download.digiaccess.org×2
api.digiaccess.org×1
www.zeppelin-university.com×1

Social

Contact

Address: Am Seemooser Horn 20, 88045, Friedrichshafen, Baden-Württemberg, DE

Registration

Updated

2018-10-24

Name servers

cns1.alfahosting.info.
cns2.alfahosting.info.
cns3.alfahosting.info.

DNS records live

NS

cns1.alfahosting.info
cns2.alfahosting.info
cns3.alfahosting.info

MX

0 d334026.a.ess.de.barracudanetworks.com
0 d334026.b.ess.de.barracudanetworks.com

TXT

g6Kq3Gqocv6hwLiszklHL1EsDT+U0yBEhEs+f1/zQ6Iw7gcm12ImDnDKsI7dgzZGyGvz3Tt7lVmxcEqO1NBmFw==
jYw4p8NNjywh8Fgb5G3R8++Tuyp8+iuZYrslQ/ry9A3ofzCoM+02v2T7gXA4n4zJPYH5jWgwXx3FJ7SY6Nl++A==

Email authentication strong

SPF

v=spf1 ip4:193.175.6.55 include:spf.protection.outlook.com include:spf.ess.de.barracudanetworks.com include:mail.zendesk.com include:_spf.createsend.com a:vereinonline.org include:_spf.salesforce.com include:_spf.tivian.com include:_spf.uni-freiburg.de -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc@zu.de,mailto:rua+zu.de@dmarc.barracudanetworks.com; ruf=mailto:dmarc@zu.de,mailto:ruf+zu.de@dmarc.barracudanetworks.com

policy: quarantine

DKIM

selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC6nq3uKms8FqC5374eyCnM5hYDU+YpEYUGucg0SsGtS+PkPSI4cw+TGyC9495+CGbSLGBlbJkwxAl3KTI+q2…

selectors probed

Certificate (current)

R13

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

Expires in 44 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.zu.de/

present

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

findings

weak frame protection
missing Permissions Policy

Header values

referrer-policy: origin-when-cross-origin
x-frame-options: SAMEORIGIN, allow-from https://www.zu.de/, allow-from https://www.zeppelin-university.com/, allow-from https://cms.zu.de/, allow-from https://staging.zu.de/, allow-from https://staging.zeppelin-university.com/, allow-from https://cmsstaging.zu.de/, allow-from https://zuhause.zeppelin-university.net/, allow-from https://zu.coyocloud.com/, allow-from https://teams.microsoft.com/
x-content-type-options: nosniff
content-security-policy: frame-ancestors https://www.zu.de/ https://www.zeppelin-university.com/ https://cms.zu.de/ https://staging.zu.de/ https://staging.zeppelin-university.com/ https://cmsstaging.zu.de/ https://zuhause.zeppelin-university.net/ https://zu.coyocloud.com/ https://teams.microsoft.com/;
strict-transport-security: max-age=31536000; includeSubdomains