indexo.dev

hoelscher-wasserbau.de

.de crawl

First seen 2026-04-16 · Last seen 2026-05-11 · ok HTTP/1.1 200 2025 ms crawled 2026-05-11

DE · 168.119.26.13 · AS24940 Hetzner Online GmbH

Reputation 100/100

sector b2b services type homepage

HTML metadata

Title
Home | Hölscher Wasserbau
Description
Wir sind Hölscher: Ein führendes Unternehmen für vernetzte und übergreifende Lösungen rund um das Thema Grundwasser.
Language
de-DE
Canonical
https://www.hoelscher-wasserbau.de/de/
Translations
  • de
  • en

Open Graph

url
https://www.hoelscher-wasserbau.de/de/
title
Home | Hölscher Wasserbau
locale
de_DE
site name
Hölscher Wasserbau
description
Wir sind Hölscher: Ein führendes Unternehmen für vernetzte und übergreifende Lösungen rund um das Thema Grundwasser.
locale:alternate
en_GB

Technology

Server
Apache
CMS
WordPress
Analytics
  • Google Tag Manager
Cookie consent
  • Usercentrics

Third-party hosts loaded (5)

  • cdnjs.cloudflare.com×5
  • web.cmp.usercentrics.eu×2
  • www.googletagmanager.com×2
  • cdn.vidstack.io×1
  • kit.fontawesome.com×1

Social

Contact

Address
Hinterm Busch 23, 49733, Haren (Ems), Deutschland

Registration

Updated
2020-02-18
Name servers
  • dns.dns1.de.
  • dns.dns2.de.
  • dns.dns3.de.
  • dns.dns4.de.

DNS records live

NS
  • dns.dns1.de
  • dns.dns2.de
  • dns.dns3.de
  • dns.dns4.de
MX
  • 10 mx01.hornetsecurity.com
  • 20 mx02.hornetsecurity.com
  • 30 mx03.hornetsecurity.com
  • 40 mx04.hornetsecurity.com
TXT
  • Foxit-domain-verification=88919b8f140528a8690605048a84bc68
  • autodesk-domain-verification=aULUndO2j16vCvMxPFgW
  • vDs4SYlvP3iMUjoq6hSeWdX8RK/dxCQcRgLNO0ZDoIb0TleEUX1SjhfpUdJDsxtf5VxQyTpE6u1s/vFEqQSJTA==
Verified for
  • Google

Email authentication strong

SPF
v=spf1 ip4:80.228.80.169 ip4:92.205.182.179 ip4:84.246.124.24 ip4:168.119.26.13 include:spf.hornetsecurity.com include:spf.protection.outlook.com include:spf.de.umantis.com -all
strict (-all)
DMARC
v=DMARC1; p=quarantine; pct=100; rua=mailto:a.sjtapew3@reports.hornetdmarc.com,mailto:dmarc_rua@hoelscher-wasserbau.de
policy: quarantine
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCZH8F+yjItRSm/sq23NZA2NzoV6zbD6F469L4djt3YDbZ4OhvIFkOhxn5j4kEMghhbri/D+eTE07KjJDiJMh…
  • selector2: v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDTLbpQA5kiiNStvzRJ4PjgX7SgvGKOTiD3bSflqVlJj+FSpn8B8PojbcLikeSUUAAK1kjN0ysorI3UevAFjM…
selectors probed

Certificate (current)

R12
from 2026-05-07 to 2026-08-05
Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://www.hoelscher-wasserbau.de/de/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000; includeSubDomains

Links to (4)

Linked from (2)