indexo.dev

guttroff.de

.de crawl

First seen 2026-05-08 · Last seen 2026-05-15 · ok HTTP/1.1 200 3944 ms crawled 2026-05-15

DE · 185.243.134.188 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Title
Industriegase, Automation & Schweißtechnik | GUTTROFF - Guttroff
Description
GUTTROFF – Ihr Experte für technische, medizinische & Lebensmittel-Gase, Automation sowie Schweiß- & Schneidetechnik. Zuverlässig seit über 75 Jahren.
Language
de
Generator
TYPO3 CMS
Canonical
https://www.guttroff.de/

Technology

Server
Apache

Social

Registration

Updated
2024-06-03
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
  • 10 emgw.cosus.de
TXT
Show 4 TXT records
  • rpn70wmq4jkpxgpwq9m7fy9pfj3wcf3b
  • _ejz3e2tpsk20joc6czjykwago5mr9qh
  • 7c4bjn4379j0v5dkyhg1t7f85kjgdrvs
  • _ud1i8lt1y42hk6bodrju6w1gbwf28k6
Verified for
  • Apple
  • Google
  • Microsoft 365

Email authentication weak

SPF
v=spf1 a mx a:mail.guttroff.de ip4:217.239.188.208/29 ip4:87.230.41.207 ip4:141.95.85.26 include:agenturserver.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-11 to 2026-07-10
Expires in 50 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 40/100 Checked live page: https://www.guttroff.de

present
  • x-content-type-options
findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-content-type-options
nosniff

Links to (2)

Linked from (1)