What powers swpl.org?
Last seen Sep 2026 · 17 technologies across 12 categories
CMS
Joomla
since Jan 2019
Ecommerce
Cart Functionality
since Nov 2025
MailChimp
since Aug 2022
Font scripts
Font Awesome
since Sep 2019
Google Font API
since Sep 2019
JavaScript frameworks
GSAP
since Jul 2021
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
SiteGround
since Jun 2020
Programming languages
PHP
since Jan 2019
UI frameworks
Bootstrap
since Sep 2019
Web servers
Nginx
since Jan 2019
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
AI Crawlers
robots.txt could not be read at the last check (Sep 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 63% desktop
- 37% phone
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.69 / 10 · ranked #2,180,336 of all domains
27 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.3 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United Kingdom)
- CDN: Google
- Weight: 5.5 MB · 79 requests
- Structured data: JSON-LD, Microdata
Homepage as crawled by the HTTP Archive, Sep 2026.
Organisation
- swpl.org
From the homepage's own structured data (Sep 2026).
Infrastructure
- Hosted on Google (35.208.243.143)
- DNS: Amazon Route 53
- Email: no MX record returned
- SSL: Let's Encrypt, RSA 2048, expires Oct 2026
- Common Crawl link graph: rank 2,374,009, 2 hosts
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| swpl.org | 17 |
| www.swpl.org | 17 |
Full technology history →
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Recent changes
- dropped Animate.css Dec 2025
- dropped cdnjs Dec 2025
- dropped Cloudflare Dec 2025
- dropped Google Analytics Dec 2025
- dropped Open Graph Dec 2025
- detected Cart Functionality Nov 2025
- detected Google Font API Nov 2025
- detected ResponsiveVoice Nov 2025
- detected SoundManager Nov 2025