indexo.dev

ot391.de

.de crawl

First seen 2026-05-21 · Last seen 2026-05-28 · ok HTTP/1.1 200 735 ms crawled 2026-05-27

DE · 217.160.0.232 · AS8560 IONOS SE

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

Technology

Server
Apache

Registration

Updated
2026-02-26
Name servers
  • ns.ui-global-dns.biz.
  • ns.ui-global-dns.com.
  • ns.ui-global-dns.de.
  • ns.ui-global-dns.org.

DNS records live

NS
  • ns.ui-global-dns.biz
  • ns.ui-global-dns.com
  • ns.ui-global-dns.de
  • ns.ui-global-dns.org
MX
  • 10 mx00.ionos.de
  • 10 mx01.ionos.de

Email authentication partial

SPF
v=spf1 include:_spf-eu.ionos.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificates

Loading certificate

HTTP security headers

Header hygiene 35/100 Checked over plain HTTP: http://ot391.de/

findings
  • checked over plain HTTP
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Linked from (2)