What powers 
astqb.org?
Last seen Sep 2026 · 30 technologies across 17 categories
Advertising
Analytics
Caching
CDN
CMS
Databases
Font scripts
JavaScript libraries
Miscellaneous
Performance
Programming languages
Security
SEO
Tag managers
UI frameworks
Web servers
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
AI Crawlers
No AI crawlers blocked
Standards: llms.txt
Audience
- 65% desktop
- 35% phone
India
United Kingdom
United States
Canada
Vietnam
Philippines
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
4.66 / 10 · ranked #377,757 of all domains
103 referring domains · OpenPageRank
Search traffic
2,400 est. monthly organic visits (US)
731 keywords in Google's top 30
Core Web Vitals
| LCP | 2.6 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 2000 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 2.2 MB · 93 requests
- WordPress theme: astqb · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- ISTQB ASTQB (American Software Testing Qualifications Board on Wikidata)
- Country: United States
- Profiles: Facebook, X, LinkedIn, YouTube
From the homepage's own structured data (Oct 2026) and Wikidata (CC0).
Infrastructure
- Registered Dec 2004 (21 years) via pair Networks, Inc. d/b/a pair Domains, renews Dec 2030
- Hosted on Cloudflare (104.21.42.99, IPv6)
- DNS: Cloudflare DNS
- Email: pair.com
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Dec 2026
- Common Crawl link graph: rank 555,474, 2 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| astqb.org | 25 |
| www.astqb.org | 12 |
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management Jun 2026
- detected WP-Optimize Apr 2026
- dropped Cloudflare Bot Management Mar 2026
- dropped Linkedin Insight Tag Mar 2026
- dropped Reddit Ads Mar 2026
- dropped TikTok Pixel Mar 2026
- detected Priority Hints Feb 2026
- dropped LazySizes Dec 2025
- detected AOS Nov 2025
- detected Bootstrap Nov 2025
- detected Unpkg Nov 2025