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javascript.info

The Modern JavaScript Tutorial

Modern JavaScript Tutorial: simple, but detailed explanations with examples and tasks, including: closures, document and events, object oriented programming and more.

Last scanned 2 h agoCompare with another site →

Built with

No platform, CMS or framework detected. Detection is passive: it only sees what a site exposes in its HTML, headers and cookies, so custom or well-hidden stacks show up as nothing rather than as a guess.

Also detected

Infrastructure
Cloudflare
Third-party services
Google Analytics

Overview

Status
alive
Kind of site
Education (automatic, approximate)
Registered
2001-09-21 (25 years ago)
First seen here
2026-09-22
Hosting
Cloudflare, Inc. · AS13335 · Canada
Server header
cloudflare
Response time
127 ms to first byte, measured from our crawler
TLS certificate
Google Trust Services · TLSv1.2 · expires 2026-11-17
Language
en
Mobile-ready
yes (viewport meta tag)
Structured data
WebSite
Linked to from
8 other sites seen so far

Loads scripts from

Third-party domains this page pulls JavaScript or iframes from.

googletagmanager.comyandex.rucloudflareinsights.com

Generated automatically from passive, publicly observable data. Think something here is wrong or want this profile removed? See /bot. Machine-readable: JSON.