What powers 
openslides.com?
Last seen Oct 2026 · 36 technologies across 19 categories
CMS
WordPress
since May 2024
Databases
MySQL
since May 2024
Font scripts
Twitter Emoji (Twemoji)
since Feb 2026
JavaScript frameworks
JavaScript graphics
Chart.js
since Aug 2022
JavaScript libraries
Lightbox
since May 2024
Miscellaneous
Operating systems
Debian
since Oct 2020
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since May 2024
Programming languages
Rich text editors
Security
HSTS
since May 2024
UI frameworks
Tailwind CSS
since Nov 2024
Video players
VideoJS
since Aug 2022
Web frameworks
Ruby on Rails
since Nov 2024
Web servers
WordPress plugins
Contact Form 7
since May 2024
Kadence WP Blocks
since Aug 2024
Koko Analytics
since Oct 2026
Polylang
since May 2024
Yoast SEO
since Dec 2024
WordPress themes
Kadence WP Kadence
since May 2024
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Nov 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
- Nov 2026 * removed from robots.txt
- Nov 2026 robots.txt removed
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 52% desktop
- 48% phone
Germany
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.40 / 10 · ranked #417,059 of all domains
111 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Oct 2026.
Page
- Language: English (United Kingdom)
- Weight: 0.7 MB · 41 requests
- WordPress theme: kadence (child: openslides) · all themes
- Structured data: JSON-LD, Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- OpenSlides
From the homepage's own structured data (Oct 2026).
Infrastructure
- Registered Dec 2010 (15 years) via COREhub, S.R.L., renews Dec 2026
- Hosted on netcup (45.83.106.72, IPv6)
- DNS: intevation.org
- Email: intevation.de
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 4096, expires Dec 2026
- Common Crawl link graph: rank 10,493,841, 19 hosts
- Verified with: Google
DNS records as swept Nov 2026, certificate as seen Nov 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| openslides.com | 20 |
| linke.openslides.com | 12 |
| gruene-hh.openslides.com | 11 |
| dsa.openslides.com | 7 |
| support.openslides.com | 7 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Koko Analytics Oct 2026
- detected Contact Form 7 Feb 2026
- detected Lightbox Feb 2026
- detected Polylang Feb 2026
- detected Twitter Emoji (Twemoji) Feb 2026
- dropped Contact Form 7 Jan 2026
- dropped Lightbox Jan 2026
- dropped Polylang Jan 2026