indexo.dev

optimumonline.de

.de crawl

First seen 2026-05-08 · Last seen 2026-05-08 · ok HTTP/1.1 200 3887 ms crawled 2026-05-15

DE · 82.165.121.252 · AS8560 IONOS SE

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
Home - optimumonline.de
Language
de
Generator
WordPress 6.9.4
Canonical
https://optimumonline.de/home/
Feeds

Open Graph

url
https://optimumonline.de/home/
title
Home - optimumonline.de
locale
de_DE
site name
optimumonline.de

Technology

Server
nginx
CMS
WordPress

Third-party hosts loaded (2)

  • www.google.com×2
  • gmpg.org×1

Contact

Phone

Registration

Updated
2025-01-04
Name servers
  • ns1036.ui-dns.biz.
  • ns1036.ui-dns.com.
  • ns1036.ui-dns.de.
  • ns1036.ui-dns.org.

DNS records live

NS
  • ns1036.ui-dns.biz
  • ns1036.ui-dns.com
  • ns1036.ui-dns.de
  • ns1036.ui-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

Certificate (current)

R12
from 2026-03-30 to 2026-06-28
Expires in 38 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://optimumonline.de/

present
  • strict-transport-security
  • content-security-policy
  • x-frame-options
  • x-content-type-options
  • referrer-policy
  • permissions-policy
  • cross-origin-opener-policy
  • cross-origin-embedder-policy
  • cross-origin-resource-policy
findings
  • weak frame protection
  • weak content type protection
Header values
referrer-policy
strict-origin-when-cross-origin, strict-origin-when-cross-origin
x-frame-options
SAMEORIGIN, SAMEORIGIN
permissions-policy
accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(), display-capture=(self), encrypted-media=(), fullscreen=*, geolocation=(self), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), payment=*, picture-in-picture=*, publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=*, usb=(), xr-spatial-tracking=(), gamepad=(), serial=(), accelerometer=(), autoplay=(), camera=(), cross-origin-isolated=(), display-capture=(self), encrypted-media=(), fullscreen=*, geolocation=(self), gyroscope=(), keyboard-map=(), magnetometer=(), microphone=(), midi=(), payment=*, picture-in-picture=*, publickey-credentials-get=(), screen-wake-lock=(), sync-xhr=*, usb=(), xr-spatial-tracking=(), gamepad=(), serial=()
x-content-type-options
nosniff, nosniff
content-security-policy
upgrade-insecure-requests;, upgrade-insecure-requests;
strict-transport-security
max-age=63072000, max-age=63072000
cross-origin-opener-policy
unsafe-none, unsafe-none
cross-origin-embedder-policy
unsafe-none; report-to='default', unsafe-none; report-to='default'
cross-origin-resource-policy
cross-origin, cross-origin

Links to (2)

Linked from (1)