What powers 
usl.edu.sl?
Last seen Sep 2026 · 36 technologies across 20 categories
Analytics
Cloudflare Browser Insights
since Feb 2025
Google Analytics
since Jan 2025
CDN
CMS
Cookie compliance
Databases
MySQL
since Jul 2019
Font scripts
Google Font API
since Jul 2019
Twitter Emoji (Twemoji)
since Jul 2019
Hosting panels
Plesk
since Jan 2025
JavaScript libraries
Lightbox
since May 2024
Miscellaneous
Operating systems
Windows Server
since May 2024
PaaS
Vercel
since Nov 2025
Performance
Cloudflare Rocket Loader
since Feb 2025
Priority Hints
since Aug 2024
Programming languages
PHP
since Jul 2019
Security
HSTS
since Nov 2025
Tag managers
Google Tag Manager
since May 2024
UI frameworks
Tailwind CSS
since Apr 2022
Web frameworks
Web servers
Widgets
Elfsight
since May 2024
WordPress plugins
The Events Calendar
since Feb 2022
AI Crawlers
No robots.txt, so all AI crawlers are allowed by default. Checked Oct 2026.
- robots.txt not found
- llms.txt not found
- ai.txt not found
AI Crawlers
No robots.txt, all AI crawlers allowed
Audience
- 85% phone
- 15% desktop
Sierra Leone
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.47 / 10 · ranked #926,537 of all domains
52 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3.4 s |
| INP | 150 ms |
| CLS | 0.05 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English
- CDN: Cloudflare
- Weight: 9.5 MB · 102 requests
Homepage as crawled by the HTTP Archive, Oct 2026.
Organisation
- University of Sierra Leone
- Founded: 1972
- Country: Sierra Leone
From Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (104.26.0.234, IPv6)
- DNS: Cloudflare DNS
- Email: Google Workspace
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Jan 2027
- Common Crawl link graph: rank 734,265, 6 hosts
- Verified with: Google
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| dev.usl.edu.sl | 23 |
| usl.edu.sl | 13 |
| www.usl.edu.sl | 12 |
| portal.usl.edu.sl | 10 |
| webportal.usl.edu.sl | 10 |
| admissions.usl.edu.sl | 9 |
| emis.usl.edu.sl | 3 |
Full technology history →
Report an incorrect detection
Recent changes
- dropped LiteSpeed Jul 2026
- dropped Nginx Jul 2026
- detected Cloudflare Browser Insights Jun 2026
- detected Cloudflare Rocket Loader Jun 2026
- detected Tailwind CSS Jun 2026
- dropped Apache HTTP Server May 2026
- dropped Contact Form 7 May 2026
- dropped CookieYes May 2026
- dropped Elfsight May 2026
- dropped jQuery Migrate May 2026
- dropped Lightbox May 2026
- dropped Modernizr May 2026
- dropped MySQL May 2026
- dropped Open Graph May 2026
- dropped RSS May 2026
- dropped Site Kit May 2026
- dropped ThimPress LearnPress May 2026
- dropped Ubuntu May 2026
- dropped WordPress May 2026
- dropped Yoast SEO May 2026
- detected cdnjs Apr 2026
- detected HTTP/3 Apr 2026
- detected jsDelivr Apr 2026
- detected LiteSpeed Apr 2026
- dropped Cloudflare Browser Insights Jan 2026
- dropped Cloudflare Rocket Loader Jan 2026
- dropped HTTP/3 Jan 2026
- detected Nginx Dec 2025