What powers otc.org?
Last seen Sep 2026 · 30 technologies across 16 categories
Analytics
Google Analytics
since Apr 2019
CDN
Amazon CloudFront
since May 2021
jsDelivr
since Feb 2026
CMS
Databases
MySQL
since Apr 2019
Microsoft 365
since Aug 2022
Sendgrid
since Aug 2022
JavaScript libraries
Miscellaneous
Operating systems
Ubuntu
since Jun 2019
PaaS
Amazon Web Services
since May 2021
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Apr 2019
TypeScript
since Dec 2022
Web servers
Widgets
WordPress plugins
Kadence WP Blocks
since Mar 2023
WordPress themes
AI Crawlers
robots.txt could not be read at the last check (Oct 2026), so its policy is unknown.
- robots.txt not checked
- llms.txt not checked
- ai.txt not checked
AI Crawlers
Policy unknown
Audience
- 55% desktop
- 45% phone
Canada
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
3.10 / 10 · ranked #1,424,459 of all domains
39 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1900 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: English (United States)
- CDN: Amazon CloudFront
- Weight: 1.1 MB · 59 requests
- WordPress theme: astra (child: otc-theme) · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.
Infrastructure
- Hosted on Amazon Web Services (13.224.202.43)
- DNS: Amazon Route 53
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC monitor only
- SSL: Amazon Trust Services, RSA 2048, expires Dec 2026
- Common Crawl link graph: rank 2,830,442, 3 hosts
- Verified with: Microsoft 365
DNS records as swept Oct 2026, certificate as seen Oct 2026. How the web is hosted
Full technology history →
Report an incorrect detection
Recent changes
- detected lit-element Sep 2026
- detected lit-html Sep 2026
- detected jsDelivr Feb 2026
- dropped Selectize Nov 2025