indexo.dev

sunbird-kalender.de

.de crawl

First seen 2026-04-12 · Last seen 2026-05-20 · ok HTTP/1.1 200 725 ms crawled 2026-05-20

US · 104.21.51.52 · AS13335 Cloudflare, Inc.

Reputation 100/100

sector tech type landing page

HTML metadata

Title
Sunbird Kalender: Kostenloser Terminplaner & Open-Source Kalender
Description
Sunbird Kalender bietet Terminverwaltung, Aufgabenplanung und Erinnerungen. Kostenloses Open-Source Tool für Windows, Linux und mehr.
Language
de
Generator
WordPress 6.9.4
Canonical
https://www.sunbird-kalender.de/
Feeds

Open Graph

url
https://www.sunbird-kalender.de/
title
Sunbird Kalender: Kostenloser Terminplaner & Open-Source Kalender
locale
de_DE
description
Sunbird Kalender bietet Terminverwaltung, Aufgabenplanung und Erinnerungen. Kostenloses Open-Source Tool für Windows, Linux und mehr.

Technology

CDN
Cloudflare
CMS
WordPress 6.9.4
jQuery
1.7.1 known XSS (<3.5)

Third-party hosts loaded (2)

  • ajax.googleapis.com×1
  • secure.gravatar.com×1

Registration

Updated
2026-05-07
Name servers
  • alexis.ns.cloudflare.com.
  • deb.ns.cloudflare.com.

DNS records live

NS
  • alexis.ns.cloudflare.com
  • deb.ns.cloudflare.com

Email authentication no MX

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

Certificate (current)

E8
from 2026-04-18 to 2026-07-17
Expires in 58 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 55/100 Checked live page: https://www.sunbird-kalender.de/

present
  • x-frame-options
  • x-content-type-options
  • referrer-policy
findings
  • missing HSTS
  • missing Content Security Policy
  • missing Permissions Policy
Header values
referrer-policy
same-origin
x-frame-options
SAMEORIGIN
x-content-type-options
nosniff

Links to (10)

Linked from (1)