indexo.dev

niessen-erkelenz.de

.de crawl

First seen 2026-05-30 · Last seen 2026-05-31 · ok HTTP/1.1 200 527 ms crawled 2026-05-31

DE · 5.35.225.61 · AS20773 Host Europe GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Sanitär, Heizung, Bad, Klima | Niessen Erkelenz
Description
Seit nun über 85 Jahren steht Heizung-Sanitär Niessen für Service und Kundentreue.
Language
de

Open Graph

url
https://www.niessen-erkelenz.de
title
Sanitär, Heizung, Bad, Klima | Niessen Erkelenz
description
Seit nun über 85 Jahren steht Heizung-Sanitär Niessen für Service und Kundentreue.

Technology

Server
Apache
jQuery
1.12.4 known XSS (<3.5)
Stack
PHP

Third-party hosts loaded (2)

  • cookie-hint.storms-media.de×3
  • maps.googleapis.com×1

Social

Contact

Email
Phone

Registration

Updated
2021-01-18
Name servers
  • ns31.domaincontrol.com.
  • ns32.domaincontrol.com.

DNS records live

NS
  • ns31.domaincontrol.com
  • ns32.domaincontrol.com
MX
  • 50 niessenerkelenz-de01i.mail.protection.outlook.com
TXT
  • p83qtbbfbl51gd61tdq68ffo5k

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com ip4:80.237.132.61 -all
strict (-all)
DMARC
v=DMARC1; p=none
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2
from 2025-09-27 to 2026-10-27
Expires in 146 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.niessen-erkelenz.de/

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

Links to (2)

Linked from (1)