What powers 
ddh.de?
Last seen Oct 2026 · 20 technologies across 15 categories
Advertising
Microsoft Advertising
since Dec 2024
CDN
Google Hosted Libraries
since Apr 2022
Cookie compliance
Usercentrics
since Aug 2021
Issue trackers
Sentry
since Jan 2026
JavaScript frameworks
Vue.js
since Jan 2026
JavaScript libraries
Swiper
since Sep 2022
Message boards
Miscellaneous
Open Graph
since Sep 2022
Programming languages
Rich text editors
CKEditor
since Apr 2022
Security
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since Jan 2019
UI frameworks
Tailwind CSS
since Apr 2022
Web servers
Nginx
since Dec 2020
Webmail
Microsoft 365
since May 2026
AI Crawlers
robots.txt could not be read at the last check (Nov 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not found
- ai.txt not found
AI Crawlers
Policy unknown
Audience
- 63% phone
- 32% desktop
- 5% tablet
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.49 / 10 · ranked #403,136 of all domains
69 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.6 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: German
- Weight: 5.8 MB · 108 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on COLT COLT Technology Services Group Limited (212.161.62.20, IPv6)
- DNS: netcologne.de
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC reject
- SSL: Let's Encrypt, RSA 2048, expires Jan 2027
- Common Crawl link graph: rank 97,178, 4 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Nov 2026, certificate as seen Nov 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| forum.ddh.de | 10 |
| www.ddh.de | 10 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Microsoft 365 May 2026
- dropped Hammer.js Feb 2026
- dropped Webpack Feb 2026
- detected Sentry Jan 2026
- detected Vue.js Jan 2026