offene-tuer-erlangen.de

.de crawl

First seen 2026-04-20 · Last seen 2026-05-16 · ok HTTP/1.1 200 1873 ms crawled 2026-05-14

DE · 188.64.57.32 · AS200062 Optitrust GmbH

Reputation 100/100

Classifying

HTML metadata

Title: Startseite
Language: de
Canonical: https://offene-tuer-erlangen.de/index.html

Technology

Third-party hosts loaded (1)

cdn.erzbistum-bamberg.de×4

Contact

Email

kontakt@offene-tuer-erlangen.de

Phone

0913125046

Address

Katholischer Kirchenplatz 2, 91054, Erlangen

Registration

Updated

2020-06-12

Name servers

dns.dns1.de.
dns.dns2.de.
dns.dns3.de.
dns.dns4.de.

DNS records live

NS

dns.dns1.de
dns.dns2.de
dns.dns3.de
dns.dns4.de

MX

10 mailserver.offene-tuer-erlangen.de

Email authentication strong

SPF

v=spf1 a mx -all

strict (-all)

DMARC

v=DMARC1; p=quarantine; sp=reject

policy: quarantine · sp=reject

DKIM

mail: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv0CGBFgN77169v9mAtdjXO3YODNaRt2By0rV/NXgCsji7pnV0yZ1OIdiOzk4zlaxu9DkH4SB5qMKxD…

selectors probed

Certificate (current)

from 2026-04-16 to 2026-07-15

Expires in 56 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://offene-tuer-erlangen.de/

present

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

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: SAMEORIGIN
x-content-type-options: nosniff
strict-transport-security: max-age=63072000; includeSubDomains; preload