What powers optom-referrals.org?
Last seen Jun 2026 · 23 technologies across 13 categories
Authentication
Feature management
Beamer
since Apr 2023
Font scripts
Google Font API
since Mar 2021
Hosting
GoDaddy
since Aug 2022
Issue trackers
Help Scout
since Feb 2022
Sentry
since Nov 2025
JavaScript frameworks
React
since Jul 2021
JavaScript libraries
Miscellaneous
Programming languages
Scala
since Sep 2021
Reverse proxies
Envoy
since Mar 2025
Security
HSTS
since Sep 2022
Web frameworks
Microsoft ASP.NET
since Mar 2021
Play
since Sep 2021
Web servers
Audience
- 93% desktop
- 7% phone
United Kingdom
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.32 / 10 · ranked #8,362,071 of all domains
5 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.7 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 100 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Weight: 1.3 MB · 32 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| app.optom-referrals.org | 13 |
| forms.optom-referrals.org | 8 |
| help.optom-referrals.org | 8 |
Full technology history →
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Recent changes
- dropped Google Cloud Feb 2026
- dropped Google Cloud CDN Feb 2026
- dropped Nginx Feb 2026
- detected Sentry Nov 2025
- dropped Java Sep 2025