What powers esprima.org?
Last seen Jun 2026 · 17 technologies across 10 categories
Advertising
EthicalAds
since Sep 2022
Caching
Varnish
since Jul 2019
CDN
Cloudflare
since Sep 2022
Fastly
since Jul 2019
Documentation
Sphinx
since Sep 2022
Font scripts
Font Awesome
since Oct 2024
JavaScript libraries
Underscore.js
since Sep 2022
Miscellaneous
PaaS
Amazon Web Services
since Sep 2022
GitHub Pages
since Aug 2018
UI frameworks
ZURB Foundation
since Aug 2018
Webmail
Google Workspace
since Sep 2022
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| javascript validator | #2 | 260 |
| js validator | #2 | 260 |
| syntax checker | #1 | 120 |
| code validate | #2 | 11 |
| regex for javascript | #94 | 11 |
| check js code | #5 | 10 |
| javascript code checker | #5 | 10 |
| validation javascript online | #2 | 8 |
| powershell syntax checker | #1 | 8 |
| verify regex | #37 | 6 |
| code checker | #38 | 5 |
| validator js online | #3 | 5 |
| validate javascript online | #3 | 5 |
| check js | #6 | 4 |
| syntax checking | #1 | 4 |
| js code check | #8 | 4 |
| code checker javascript | #5 | 3 |
| validate js code | #4 | 3 |
| powershell syntax check | #4 | 3 |
| javascript code validator | #4 | 3 |
| js checker online | #4 | 3 |
| html validator online | #12 | 3 |
| check js online | #6 | 2 |
| test javascript online | #85 | 2 |
| online js checker | #5 | 2 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 90% desktop
- 10% phone
India
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.04 / 10 · ranked #36,219 of all domains
159 referring domains · OpenPageRank
Search traffic
800 est. monthly organic visits (US)
359 keywords in Google's top 30
Core Web Vitals
| LCP | 0.8 s |
| INP | 75 ms |
| CLS | 0.1 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Fastly
- Weight: 0.0 MB · 6 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| docs.esprima.org | 12 |
| esprima.org | 5 |