indexo.dev

gutjahr.com

.com crawl

First seen 2026-04-14 · Last seen 2026-05-17 · ok HTTP/1.1 200 1368 ms crawled 2026-05-08

DE · 91.99.56.51 · AS24940 Hetzner Online GmbH

Reputation 75/100 listed in spam blocklist

Classifying

HTML metadata

Title
Homepage
Language
en
Translations
  • cs_cz
  • en
  • fr
  • it
  • nl

Open Graph

url
https://www.gutjahr.com/en
title
Homepage

Technology

Third-party hosts loaded (1)

  • consent.gal-digital.de×1

Social

Contact

Email
Phone

Registration

Registrar
IONOS SE
Created
1997-08-13
Expires
2026-08-12 84 days left
Updated
2025-08-13
Name servers
  • ns1061.ui-dns.biz
  • ns1061.ui-dns.com
  • ns1061.ui-dns.de
  • ns1061.ui-dns.org

DNS records live

NS
  • ns1061.ui-dns.biz
  • ns1061.ui-dns.com
  • ns1061.ui-dns.de
  • ns1061.ui-dns.org
MX
  • 10 gutjahr-com.mail.protection.outlook.com
TXT
  • MS=ms66743643
  • google-site-verification=nEdXFWtlVdi4WmefPuYPPYxqqZPj-yGWPlKWLAP0Myo

Email authentication strong

SPF
v=spf1 a mx include:spf.protection.outlook.com include:_spf.senders.scnem.com include:spf.ardex.de ip4:213.9.20.169 ip4:217.18.190.4 ip4:217.113.177.33 ip4:94.130.108.93 ip4:85.214.201.193 ip6:2a01:4f8:1c1c:e9a0::1 -all
strict (-all)
DMARC
v=DMARC1 ;p=reject ;rua=mailto:dmarc-reports@gutjahr.com
policy: reject (enforced)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA3TVm+oeQBfFjxY5tSo/M4TunAZjlauAG9jL3OUnJCn7lxeWqT2vZ+60nfdpywplzreuFyceHLAi8g6…
  • selector2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA2ghoaOxdDwWMIAb29ACt4eGzO0+XNIYlfeZZw8rvl+T5khOyA0OE9v3HsvkZcAAOv7/YFXPAZnaqBF…
selectors probed

Certificate (current)

E7
from 2026-03-19 to 2026-06-17
Expires in 28 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 95/100 Checked live page: https://www.gutjahr.com/en

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
findings
  • CSP allows unsafe inline scripts/styles
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN
permissions-policy
autoplay=(self), fullscreen=(*), sync-xhr=(self)
x-content-type-options
nosniff
content-security-policy
default-src 'self' https: data: blob: wss: 'unsafe-eval'; script-src 'self' https: 'unsafe-eval' 'unsafe-inline' ; style-src 'self' https: 'unsafe-hashes' 'unsafe-inline'
strict-transport-security
max-age=63072000

Links to (2)

Linked from (4)

See all sites whose homepage links to gutjahr.com →