What powers 
isl.global?
Last seen Oct 2026 · 38 technologies across 22 categories
Analytics
CDN
CMS
Databases
Font scripts
Issue trackers
JavaScript frameworks
JavaScript libraries
Maps
Miscellaneous
Mobile frameworks
Operating systems
PaaS
Payment processors
Performance
Programming languages
Retargeting
Security
Tag managers
UI frameworks
Web servers
Webmail
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 Nov 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Aug 2026 *: Restricted (was Allowed)
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 43% desktop
United Kingdom
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.53 / 10 · ranked #863,412 of all domains
58 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 0.5 MB · 35 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- International Swimming League
From Wikidata (CC0).
Infrastructure
- Hosted on Amazon Web Services (64.29.17.65)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC quarantine
- SSL: Let's Encrypt, RSA 2048, expires Nov 2026
- Common Crawl link graph: rank 664,492, 6 hosts
- Verified with: Google, Stripe
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| island.isl.global | 16 |
| a.isl.global | 15 |
| isl.global | 15 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped core-js Oct 2026
- dropped Facebook Pixel Oct 2026
- dropped HTTP/3 Oct 2026
- dropped jQuery Migrate Oct 2026
- dropped RSS Oct 2026
- dropped Twitter Emoji (Twemoji) Oct 2026
- detected Vercel Analytics Oct 2026
- dropped W3 Total Cache Oct 2026
- dropped Yoast SEO Oct 2026
- detected HSTS Sep 2026
- detected Lenis Sep 2026
- detected Next.js Sep 2026
- detected Next.js App Router Sep 2026
- detected Node.js Sep 2026
- detected React Sep 2026
- detected Tailwind CSS Sep 2026
- detected Vercel Sep 2026
- detected Webpack Sep 2026
- detected Twitter Emoji (Twemoji) Dec 2025