indexo.dev

sundschwimmen.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-09 · ok HTTP/1.1 200 3295 ms crawled 2026-05-09

DE · 212.227.201.94 · AS8560 IONOS SE

Reputation 92/100 no dmarc policy

Classifying

HTML metadata

Title
Sundschwimmen – Deutschlands ältestes Langstreckenschwimmen
Language
de
Generator
WordPress 6.8.5
Canonical
https://www.sundschwimmen.de/
Feeds

Technology

Server
nginx
CMS
WordPress
Fonts
  • Google Fonts

Third-party hosts loaded (3)

  • fonts.googleapis.com×2
  • stats.wp.com×2
  • gmpg.org×1

Registration

Updated
2020-08-19
Name servers
  • ns3.stratoserver.net.
  • ns4.stratoserver.net.

DNS records live

NS
  • ns3.stratoserver.net
  • ns4.stratoserver.net
MX
  • 10 sundschwimmen.de

Email authentication weak

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

R13
from 2026-04-06 to 2026-07-05
Expires in 46 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 70/100 Checked live page: https://www.sundschwimmen.de/

present
  • strict-transport-security
  • x-frame-options
  • x-content-type-options
findings
  • missing Content Security Policy
  • missing Referrer Policy
  • missing Permissions Policy
Header values
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff
strict-transport-security
max-age=15768000; includeSubdomains; preload

Links to (11)

Linked from (1)