indexo.dev

lerzer-ip.de

.de crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 1475 ms crawled 2026-05-18

DE · 159.69.70.71 · AS24940 Hetzner Online GmbH

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Lerzer ING+Plan GmbH – Ihr Partner in Sachen Tragwerksplanung, Denkmalpflege, Bauplanung und Bauphysik
Language
de-DE
Generator
WordPress 4.7.24
Canonical
https://www.lerzer-ip.de/

Technology

Server
Apache
CMS
WordPress
Social widgets
  • YouTube Embed

Third-party hosts loaded (3)

  • gmpg.org×1
  • maps.googleapis.com×1
  • www.youtube.com×1

Contact

Email

Registration

Updated
2020-09-18
Name servers
  • ns1.domaindiscount24.net.
  • ns2.domaindiscount24.net.
  • ns3.domaindiscount24.net.

DNS records live

NS
  • ns1.domaindiscount24.net
  • ns2.domaindiscount24.net
  • ns3.domaindiscount24.net
MX
  • 10 lerzerip-de01e.mail.protection.outlook.com
TXT
  • MS=ms33206903

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com -all
strict (-all)
DMARC
v=DMARC1;p=none;sp=none;pct=100;rua=mailto:report.dmarc@lerzer-ip.de; ruf=mailto:report.dmarc@lerzer-ip.de;adkim=r;aspf=r; fo=1
policy: none (monitoring only) · sp=none
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA19NoiELBTxjA7XdHbPya+haWFaLO0/yLzvv7HKR0MIibEI/7Swg+ZSuck8EjcFKlV7BIHkXuZrsXyH…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv6/QF+sRIHJCfq7RX8mqpG+qWpmF0PdAuFxC8n0lA6LZ3tnETKTakfK4VjjF86s/FpU1WArtXFYAzI…
selectors probed

Certificate (current)

R13
from 2026-05-14 to 2026-08-12
Expires in 84 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.lerzer-ip.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)