What powers harvardpubliclibrary.org?
Last seen Jun 2026 · 15 technologies across 13 categories
Analytics
Google Analytics
since Apr 2020
Caching
Varnish
since Apr 2020
CDN
Cloudflare
since Aug 2025
Fastly
since Jun 2021
CMS
Databases
MariaDB
since Apr 2020
Font scripts
Google Font API
since Apr 2020
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Pantheon
since Apr 2020
Programming languages
PHP
since Apr 2020
Security
Cloudflare Bot Management
since Aug 2025
HSTS
since Sep 2022
Web servers
Nginx
since Apr 2020
Webmail
Google Workspace
since Aug 2022
Audience
- 67% desktop
- 33% phone
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.72 / 10 · ranked #2,133,725 of all domains
26 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 2.4 MB · 97 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Cloudflare May 2026
- detected Cloudflare Bot Management May 2026
- dropped Cloudflare Apr 2026
- dropped Cloudflare Bot Management Apr 2026
- detected Cloudflare Aug 2025
- detected Cloudflare Bot Management Aug 2025