What powers polklibrary.org?
Last seen Aug 2026 · 32 technologies across 19 categories
CMS
WordPress
since May 2019
Databases
MySQL
since May 2019
Amazon SES
since Aug 2022
Font scripts
Twitter Emoji (Twemoji)
since May 2019
Fundraising & donations
Qgiv
since Aug 2026
Hosting panels
Plesk
since May 2019
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Performance
Priority Hints
since Aug 2023
Programming languages
TypeScript
since Dec 2022
Security
Really Simple SSL & Security
since Apr 2024
reCAPTCHA
since Jan 2023
UI frameworks
Video players
Vimeo
since Jul 2021
Web servers
Nginx
since May 2019
Webmail
Google Workspace
since Aug 2022
Widgets
WordPress plugins
AI Crawlers
Doesn't mention any of the 33 AI crawlers we track in its robots.txt; all are allowed by default. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 57% phone
- 43% desktop
United States
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
1.82 / 10 · ranked #4,247,742 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.8 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: English (United States)
- Weight: 4.0 MB · 145 requests
- WordPress theme: avada · all themes
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Qgiv Aug 2026
- detected Twitter Emoji (Twemoji) Dec 2025