What powers webinars.nu?
Last seen Oct 2026 · 45 technologies across 23 categories
Advertising
Analytics
CDN
CMS
Databases
Development
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Page builders
Performance
Programming languages
Security
Tag managers
UI frameworks
Video players
Web servers
Webmail
WordPress plugins
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt found
- ai.txt not found
- Sep 2026 llms.txt appeared
- Sep 2026 robots.txt appeared
- Sep 2026 * added to robots.txt
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
Netherlands
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.87 / 10 · ranked #1,831,175 of all domains
25 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1600 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Dutch (Netherlands)
- Weight: 8.0 MB · 161 requests
- WordPress theme: seozie · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
From the homepage's own structured data (Oct 2026).
Infrastructure
- Hosted on Combell (85.10.159.66, IPv6)
- DNS: Cloudflare DNS
- Email: Microsoft 365
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Let's Encrypt, RSA 4096, expires Nov 2026
- Common Crawl link graph: rank 13,770,212, 5 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| webinars.nu | 32 |
| events.webinars.nu | 16 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped WP Rocket Oct 2026
- detected Twitter Emoji (Twemoji) Sep 2026
- dropped cdnjs Jun 2026
- dropped Redux Framework Jun 2026
- dropped Swiper Jun 2026
- detected jQuery Migrate May 2026
- detected Priority Hints Apr 2026
- detected Animate.css Mar 2026
- detected Ionicons Mar 2026
- detected Microsoft Advertising Mar 2026
- detected Vimeo Mar 2026
- dropped Tawk.to Jan 2026