What powers petroleumoffice.com?
Last seen Jun 2026 · 17 technologies across 14 categories
Analytics
Google Analytics
since Jan 2019
Authentication
Clerk
since Dec 2025
CDN
Cloudflare
since Dec 2025
Hosting panels
Plesk
since Aug 2020
JavaScript libraries
Miscellaneous
Webpack
since Mar 2026
Operating systems
Windows Server
since Jan 2019
PaaS
Fly.io
since Mar 2026
Security
Cloudflare Bot Management
since Dec 2025
HSTS
since Sep 2022
Tag managers
Google Tag Manager
since May 2019
UI frameworks
Web frameworks
Microsoft ASP.NET
since Jan 2019
Web servers
Webmail
Google Workspace
since Jan 2023
Audience
- 70% desktop
- 30% phone
Indonesia
Canada
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.49 / 10 · ranked #25,212,726 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.3 MB · 22 requests
- Structured data: JSON-LD
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.petroleumoffice.com | 9 |
| petroleumoffice.com | 8 |
Full technology history →
Report an incorrect detection
Recent changes
- detected HSTS May 2026
- detected Lightbox May 2026
- dropped HSTS Apr 2026
- dropped Netlify Apr 2026
- dropped Tailwind CSS Apr 2026
- detected Fly.io Mar 2026
- detected Webpack Mar 2026
- dropped Bootstrap Icons Jan 2026
- dropped jsDelivr Jan 2026
- dropped KaTeX Jan 2026
- dropped Lightbox Jan 2026
- detected Clerk Dec 2025
- detected Cloudflare Dec 2025
- detected Cloudflare Bot Management Dec 2025
- detected Netlify Dec 2025
- detected Tailwind CSS Dec 2025