What powers 311archive.com?
Last seen Jun 2026 · 20 technologies across 13 categories
CMS
WordPress
since Mar 2023
Databases
MySQL
since Mar 2023
Font scripts
Twitter Emoji (Twemoji)
since Dec 2025
JavaScript frameworks
JavaScript libraries
Swiper
since Oct 2023
Miscellaneous
PaaS
WordPress.com
since Mar 2023
Page builders
WordPress Block Editor
since Jul 2024
Performance
Priority Hints
since Dec 2025
Programming languages
PHP
since Mar 2023
Security
HSTS
since Mar 2023
Web servers
Nginx
since Mar 2023
WordPress plugins
Audience
- 75% phone
- 25% desktop
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.28 / 10 · ranked #59,871,047 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English (United States)
- Weight: 3.2 MB · 39 requests
- WordPress theme: varia (child: exford) · all themes
- 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 Backbone.js Apr 2026
- detected GoDaddy CoBlocks Apr 2026
- detected Gutenberg Apr 2026
- detected Jetpack Apr 2026
- detected jQuery Apr 2026
- detected jQuery Migrate Apr 2026
- detected Underscore.js Apr 2026
- detected Priority Hints Dec 2025
- detected Twitter Emoji (Twemoji) Dec 2025
- dropped GoDaddy CoBlocks Sep 2025