indexo.dev

firmengruppe-birke.de

.de crawl dns

First seen 2026-04-22 · Last seen 2026-05-20 · ok HTTP/1.1 200 5553 ms crawled 2026-05-16

DE · 159.69.24.31 · AS24940 Hetzner Online GmbH

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Firmengruppe Birke
Description
Die Experten im Bereich Elektrotechnik. Alles aus einer Hand.
Language
de
Canonical
https://www.firmengruppe-birke.de/

Technology

Server
Apache

Social

Contact

Email
Phone
Address
KontaktRot-Kreuz-Straße 895632 Wunsiedel+49 9232 915825-0+49 9232 915825-50info@birke-gmbh.de

Registration

Updated
2023-03-21
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
  • 0 mail.firmengruppe-birke.de
  • 10 mail1.firmengruppe-birke.de
  • 20 mail2.firmengruppe-birke.de
Verified for
  • Microsoft 365

Email authentication weak

SPF
v=spf1 mx include:spf.protection.outlook.com -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

E7
from 2026-03-29 to 2026-06-27
Expires in 37 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 80/100 Checked live page: https://www.firmengruppe-birke.de/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
findings
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
content-security-policy
frame-ancestors 'none';
strict-transport-security
max-age=15768000; includeSubDomains; preload

Links to (1)

Linked from (7)