What powers calpine.com?
Last seen Jun 2026 · 27 technologies across 19 categories
Analytics
Google Analytics
since Jan 2019
Caching
Varnish
since Oct 2024
CDN
Fastly
since Oct 2024
CMS
Databases
Font scripts
Font Awesome
since Jan 2019
JavaScript libraries
Maps
Miscellaneous
PaaS
Page builders
WordPress Block Editor
since Oct 2024
Performance
Priority Hints
since Oct 2024
Programming languages
PHP
since Oct 2024
RUM
New Relic
since Oct 2024
Security
HSTS
since Oct 2024
SEO
Tag managers
Google Tag Manager
since Oct 2024
Web servers
Nginx
since Oct 2024
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Aug 2022
Audience
- 55% desktop
- 45% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.69 / 10 · ranked #341,956 of all domains
191 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- CDN: Fastly
- Weight: 12.7 MB · 66 requests
- WordPress theme: pxl-framework (child: calpine) · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Amazon SES Feb 2026
- dropped Amazon Web Services Feb 2026
- dropped Salesforce Feb 2026