indexo.dev

ib-herrmann.com

.com crawl

First seen 2026-04-24 · Last seen 2026-04-24 · ok HTTP/1.1 200 5104 ms crawled 2026-05-18

DE · 81.169.145.169 · AS6724 Strato GmbH

Reputation 95/100 weak security headers

sector tech type homepage

HTML metadata

Title
Ingenieurbüro Herrmann GmbH - Jena | Leipzig | Dresden | Berlin | München
Description
Unser Kerngeschäft besteht in der Planung und Bauüberwachung von Anlagen der Technischen Gebäudeausrüstung (TGA). Dies umfasst Fachplanungen aller Leistungsphasen gemäß § 53 ff HOAI für die Anlagengruppen. Ingenierbüro Jena und Berlin

Technology

Server
Apache

Third-party hosts loaded (1)

  • maxcdn.bootstrapcdn.com×1

Contact

Email
Phone

Registration

Registrar
Cronon GmbH
Created
2001-06-19
Expires
2026-06-19 31 days left
Updated
2025-06-20
Name servers
  • ns1.webmailer.de
  • ns2.webmailer.de

DNS records live

NS
  • ns1.webmailer.de
  • ns2.webmailer.de
MX
  • 10 mail.ib-herrmann.com

Email authentication strong

SPF
not published
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 2025-08-08 to 2026-08-30
Expires in 103 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://ib-herrmann.com/

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

Links to (7)

Linked from (1)