indexo.dev

duo-technik.de

.de crawl

First seen 2026-05-29 · Last seen 2026-05-31 · ok HTTP/1.1 200 1700 ms crawled 2026-05-31

DE · 176.52.244.24 · AS15817 Mittwald CM Service GmbH & Co. KG

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title
Duo-Technik - Ihr Engineering Partner - INNOVATIV · ZIELSICHER · ZUVERLÄSSIG
Language
de-DE
Generator
TYPO3 CMS
Canonical
https://www.duo-technik.de/
Translations
  • de
  • en
  • es

Technology

Server
Apache
jQuery
2.0.2 known XSS (<3.5)
Analytics
  • Google Tag Manager
Cookie consent
  • Usercentrics

Third-party hosts loaded (6)

  • app.eu.usercentrics.eu×3
  • sdp.eu.usercentrics.eu×3
  • www.googletagmanager.com×3
  • www.duo-technik.com×2
  • api.eu.usercentrics.eu×1
  • px.ads.linkedin.com×1

Social

Contact

Email
Phone

Registration

Updated
2020-04-20
Name servers
  • ns01.agenturserver.co.
  • ns01.agenturserver.de.
  • ns01.agenturserver.it.

DNS records live

NS
  • ns01.agenturserver.co
  • ns01.agenturserver.de
  • ns01.agenturserver.it
MX
  • 0 duotechnik-de0i.mail.protection.outlook.com
TXT
  • v=DKIM1;t=s;p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArU/m5PZyyEROH20oemEuIbklrM+wrVZW9ksZsidKf2/Chgfqe2c1+C24/mpgsn9/Nb4cgECJ7GANbSdCT27lHrXomKzSLJhyq/jLBN2bSAaxZiznU+ij/r/5rk8AceTsvzmYB1t+m+fX6RZ7+SzG8gH9toh8rgv3TLKJAb+QrqIiQRLqcBUJMxJHcljOf69LeYtcIr9BBWt4+NaTaGyTmCuoSyKxyr3f1jkSdviThVaMKis6H9BAm7G/nefLLekBjc2yC3gxFrIlbWJZoAjSjt0RG4Fo+eZOKt8dwdzZLjP/LMV6pIdN7JAF1+Xdh3Tlf/qG75UMapyUJrzoaDS9YQIDAQAB
  • v=DMARC1;p=quarantine;pct=100
Verified for
  • Microsoft 365

Email authentication partial

SPF
v=spf1 include:spf.protection.outlook.com include:email-delivery.de -all
strict (-all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
  • selector1: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEArv096OJU+GQUyRFXqjqkXVK3UZhqopm84cWw5cb01MyM/aOLYIChabx+/yWdWyPom0PFZ8+FVFNvjB…
  • k2: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAv2aC2KjGKLOwTweBY5A9RpjsxaBXR9r7OAU6U8/zn92ivImI75naUujWbItRI/QmL1jy5PWGqLwoUA…
selectors probed

Certificate (current)

YR1
from 2026-05-30 to 2026-08-28
Expires in 88 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://www.duo-technik.de/

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

Links to (8)

Linked from (1)