indexo.dev

asn-concepts.de

.de crawl

First seen 2026-04-24 · Last seen 2026-05-15 · ok HTTP/1.1 200 7756 ms crawled 2026-05-18

FR · 92.205.55.31 · AS21499 Host Europe GmbH

Reputation 87/100 weak security headers no dmarc policy

sector home type homepage

HTML metadata

Title
ASN Concepts - Facility Management | Cleaning | Services - HOME
Description
ASN Concepts
Language
en

Technology

Server
nginx

Social

Registration

Updated
2025-01-28
Name servers
  • ns81.domaincontrol.com.
  • ns82.domaincontrol.com.

DNS records live

NS
  • ns81.domaincontrol.com
  • ns82.domaincontrol.com
MX
  • 100 mxlb.ispgateway.de

Email authentication weak

SPF
v=spf1 mx a include:ispgateway.de -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Starfield Secure Certificate Authority - G2
from 2026-04-15 to 2026-10-14
Expires in 146 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://asn-concepts.de/

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

Links to (1)

Linked from (1)