mdn / JavaScript |

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Meta Tags

Title	JavaScript \|
Description	JavaScript (JS) is a lightweight, interpreted, or just-in-time compiled programming language with first-class functions. While it is most well-known as the scripting language for Web pages, many non-browser environments also use it, such as Node.js,
Keywords	N/A

Server Information

WebSite	mdn.io
Host IP	104.21.75.89
Location	United States

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mdn.io Valuation

US$1,476,932

Last updated: 2023-05-15 07:35:06

mdn.io has Semrush global rank of 7,166,412. mdn.io has an estimated worth of US$ 1,476,932, based on its estimated Ads revenue. mdn.io receives approximately 170,416 unique visitors each day. Its web server is located in United States, with IP address 104.21.75.89. According to SiteAdvisor, mdn.io is safe to visit.

Traffic & Worth Estimates

Purchase/Sale Value	US$1,476,932
Daily Ads Revenue	US$1,364
Monthly Ads Revenue	US$40,900
Yearly Ads Revenue	US$490,796
Daily Unique Visitors	11,362
Note: All traffic and earnings values are estimates.

DNS Records

Host	Type	TTL	Data
mdn.io.	A	300	IP: 104.21.75.89
mdn.io.	A	300	IP: 172.67.217.160
mdn.io.	AAAA	300	IPV6: 2606:4700:3036::ac43:d9a0
mdn.io.	AAAA	300	IPV6: 2606:4700:3031::6815:4b59
mdn.io.	NS	86400	NS Record: walt.ns.cloudflare.com.
mdn.io.	NS	86400	NS Record: jean.ns.cloudflare.com.
mdn.io.	TXT	300	TXT Record: google-site-verification=1esp7H9OmMClBwQO69xOR24qcDDXjAPpHpC-oqNmwlc

HtmlToTextCheckTime:2023-05-15 07:35:06

Skip to search Skip to select language MDN Web Docs Open main menu References References Overview / Web Technology Web technology reference for developers HTML Structure of content on the web CSS Code used to describe document style JavaScript General-purpose scripting language HTTP Protocol for transmitting web resources Web APIs Interfaces for building web applications Web Extensions Developing extensions for web browsers Web Technology Web technology reference for developers Guides Guides Overview / MDN Learning Area Learn web development MDN Learning Area Learn web development HTML Learn to structure web content with HTML CSS Learn to style content using CSS JavaScript Learn to run scripts in the browser Accessibility Learn to make the web accessible to all Plus Plus Overview A customized MDN experience Updates All browser compatibility updates at a glance Documentation Learn how to use MDN Plus FAQ Frequently asked questions about MDN Plus Blog Search MDN Clear search input

HTTP Headers

HTTP/1.1 303 See Other
Date: Sun, 26 Dec 2021 09:06:56 GMT
Connection: keep-alive
Location: https://developer.mozilla.org/en-US/docs/Web/JavaScript
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Server: cloudflare
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alt-svc: h3=":443"; ma=86400, h3-29=":443"; ma=86400, h3-28=":443"; ma=86400, h3-27=":443"; ma=86400

HTTP/2 200 
content-type: text/html; charset=utf-8
content-length: 130188
last-modified: Thu, 23 Dec 2021 11:41:06 GMT
server: AmazonS3
x-frame-options: DENY
x-xss-protection: 1; mode=block
x-content-type-options: nosniff
strict-transport-security: max-age=63072000
content-security-policy: default-src 'self'; script-src 'report-sample' 'self' *.speedcurve.com 'sha256-q7cJjDqNO2e1L5UltvJ1LhvnYN7yJXgGO7b6h9xkL1o=' www.google-analytics.com/analytics.js 'sha256-JEt9Nmc3BP88wxuTZm9aKNu87vEgGmKW1zzy/vb1KPs=' polyfill.io/v3/polyfill.min.js assets.codepen.io production-assets.codepen.io; script-src-elem 'report-sample' 'self' *.speedcurve.com 'sha256-q7cJjDqNO2e1L5UltvJ1LhvnYN7yJXgGO7b6h9xkL1o=' www.google-analytics.com/analytics.js 'sha256-JEt9Nmc3BP88wxuTZm9aKNu87vEgGmKW1zzy/vb1KPs=' polyfill.io/v3/polyfill.min.js assets.codepen.io production-assets.codepen.io; style-src 'report-sample' 'self' 'unsafe-inline'; object-src 'none'; base-uri 'self'; connect-src 'self' www.google-analytics.com stats.g.doubleclick.net; font-src 'self'; frame-src 'self' interactive-examples.mdn.mozilla.net mdn.github.io yari-demos.prod.mdn.mozit.cloud mdn.mozillademos.org yari-demos.stage.mdn.mozit.cloud jsfiddle.net www.youtube-nocookie.com codepen.io; img-src 'self' *.githubusercontent.com *.googleusercontent.com lux.speedcurve.com mdn.mozillademos.org media.prod.mdn.mozit.cloud media.stage.mdn.mozit.cloud interactive-examples.mdn.mozilla.net wikipedia.org www.google-analytics.com www.gstatic.com; manifest-src 'self'; media-src 'self' archive.org videos.cdn.mozilla.net; worker-src 'none';
date: Sat, 25 Dec 2021 15:18:39 GMT
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x-amz-cf-id: KswkLKxGLl3mSKQpmjCVMqjZTL_wVlgmjJXq_A4rRC24iKFHFefiDg==
age: 64098

mdn.io Whois Information

Domain Name: mdn.io
Registry Domain ID: 0bfd107bba494b1396989f98b13dc251-DONUTS
Registrar WHOIS Server: whois.gandi.net
Registrar URL: https://www.gandi.net
Updated Date: 2021-11-19T01:29:43Z
Creation Date: 2013-04-25T02:17:33Z
Registry Expiry Date: 2022-04-25T02:17:33Z
Registrar: Gandi SAS
Registrar IANA ID: 81
Registrar Abuse Contact Email: abuse@support.gandi.net
Registrar Abuse Contact Phone: +33.170377661
Domain Status: ok https://icann.org/epp#ok
Registrant Organization: Larry Davis
Registrant State/Province: .
Registrant Country: US
Name Server: jean.ns.cloudflare.com
Name Server: walt.ns.cloudflare.com
DNSSEC: unsigned
>>> Last update of WHOIS database: 2021-12-29T20:51:09Z <<<

mdn.io valuation and analysis