berufskolleg-marienberg.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-05 · ok HTTP 200 260 ms crawled 2026-05-07

DE · 81.169.145.153 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

Registration

Updated

2019-07-05

Name servers

docks11.rzone.de.
shades15.rzone.de.

DNS records live

NS

docks11.rzone.de
shades15.rzone.de

MX

10 berufskollegmarienberg-de03b.mail.protection.outlook.com

Verified for

Microsoft 365

Email authentication strong

SPF: v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC: v=DMARC1;p=reject;
policy: reject (enforced)
DKIM: no key found at common selectors

Certificate (current)

Sectigo Public Server Authentication CA DV R36

from 2025-06-16 to 2026-07-08

Expires in 48 days

Full certificate history on crt.sh ↗