Search Engine Optimization
April, 30 2022 07:31:42 AM
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Title Tag

TypeScript: JavaScript With Syntax For Types.
Length: 45 character(s)

Meta Description

TypeScript extends JavaScript by adding types to the language. TypeScript speeds up your development experience by catching errors and providing fixes before you even run your code.
Length: 181 character(s)

Meta Keywords

No Keywords


<H1> TypeScript is JavaScript with syntax for types. </H1>
<H2> What is TypeScript? </H2>
<H2> Get Started </H2>
<H2> Adopt TypeScript Gradually </H2>
<H2> TypeScript becomes JavaScript via the delete key. </H2>
<H2> TypeScript Testimonials </H2>
<H2> Loved by Developers </H2>
<H2> Get Started </H2>
<H3> JavaScript and More </H3>
<H3> A Result You Can Trust </H3>
<H3> Safety at Scale </H3>
<H3> Describe Your Data </H3>
<H3> Open Source with TypeScript </H3>
<H3> Using TypeScript </H3>
<H3> Community </H3>
<H4> JavaScript Essentials </H4>
<H4> Functions with JavaScript </H4>
<H4> Working With Classes </H4>
<H4> Modern JavaScript </H4>
<H4> External APIs </H4>
<H4> Helping with JavaScript </H4>
<H4> Primitives </H4>
<H4> Type Primitives </H4>
<H4> meta-Types </H4>
<H4> Language </H4>
<H4> Language Extensions </H4>

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TypeScript: JavaScript With Syntax For Types.


TypeScript extends JavaScript by adding types to the language. TypeScript speeds up your development experience by catching errors and providing fixes before you even run your code.

Alt Attribute

We found 3 images on this web page
True No ALT attributes are empty or missing.

Keywords Cloud

  • typescript12
  • javascript10
  • code5
  • editor4
  • type4
  • syntax3
  • stack3
  • community3
  • additional3
  • errors3
  • support2
  • adds2
  • catch2
  • generic2
  • most2

Keyword Consistency


Text/HTML Ratio

HTML to Text Ratio is: 2.16%

Text content size5870 bytes
Total HTML size271658 bytes

GZIP compression

Wow! It's GZIP Enabled.
True Your webpage is compressed from 265 KB to 71 KB (73.2 % size savings)

WWW Resolve

Great, a redirect is in place to redirect traffic from your non-preferred domain.

IP Canonicalization

No your domain IP does not redirect to typescriptlang.org

In-Page Links

We found a total of 76 links including both internal & external links of your site

TypeScriptInternal LinksDofollow
DownloadInternal LinksDofollow
DocsInternal LinksDofollow
HandbookInternal LinksDofollow
CommunityInternal LinksDofollow
PlaygroundInternal LinksDofollow
ToolsInternal LinksDofollow
Get StartedInternal LinksDofollow
PlaygroundInternal LinksDofollow
TSConfig RefInternal LinksDofollow
Why TypeScriptInternal LinksDofollow
DesignInternal LinksDofollow
Code SamplesInternal LinksDofollow
Hello WorldInternal LinksDofollow
Objects and ArraysInternal LinksDofollow
FunctionsInternal LinksDofollow
Code FlowInternal LinksDofollow
Generic FunctionsInternal LinksDofollow
Typing FunctionsInternal LinksDofollow
Function ChainingInternal LinksDofollow
Classes 101Internal LinksDofollow
ThisInternal LinksDofollow
Generic ClassesInternal LinksDofollow
MixinsInternal LinksDofollow
Async AwaitInternal LinksDofollow
ImmutabilityInternal LinksDofollow
Import ExportInternal LinksDofollow
JSDoc SupportInternal LinksDofollow
TypeScript with WebInternal LinksDofollow
TypeScript with ReactInternal LinksDofollow
TypeScript with DenoInternal LinksDofollow
TypeScript with NodeInternal LinksDofollow
TypeScript with WebGLInternal LinksDofollow
Quick FixesInternal LinksDofollow
ErrorsInternal LinksDofollow
AnyInternal LinksDofollow
LiteralsInternal LinksDofollow
Union and Intersection TypesInternal LinksDofollow
Unknown and NeverInternal LinksDofollow
TuplesInternal LinksDofollow
Built-in Utility TypesInternal LinksDofollow
Nullable TypesInternal LinksDofollow
Conditional TypesInternal LinksDofollow
Discriminate TypesInternal LinksDofollow
Indexed TypesInternal LinksDofollow
Mapped TypesInternal LinksDofollow
SoundnessInternal LinksDofollow
Structural TypingInternal LinksDofollow
Type GuardsInternal LinksDofollow
Type Widening and NarrowingInternal LinksDofollow
EnumsInternal LinksDofollow
Nominal TypingInternal LinksDofollow
Types vs InterfacesInternal LinksDofollow
TypeScript 4.6External LinksDofollow
ReadExternal LinksDofollow
AngularExternal LinksDofollow
VueExternal LinksDofollow
JestExternal LinksDofollow
ReduxExternal LinksDofollow
IonicExternal LinksDofollow
ProbotExternal LinksDofollow
DenoExternal LinksDofollow
VercelExternal LinksDofollow
YarnExternal LinksDofollow
GitHub DesktopExternal LinksDofollow
Stack Overflow 2020 Developer surveyExternal LinksDofollow
2020 State of JSExternal LinksDofollow
PrivacyExternal LinksDofollow
BlogExternal LinksDofollow
GitHub RepoExternal LinksDofollow
Community ChatExternal LinksDofollow
@TypeScriptExternal LinksDofollow
Stack OverflowExternal LinksDofollow
Web RepoExternal LinksDofollow

XML Sitemap

Good, you have XML Sitemap file!


Good, you have Robots.txt file!

URL Rewrite

Warning! We have detected parameters in a massive number of URLs

Underscores in the URLs

Great, you are not using underscores (these_are_underscores) in your URLs

Embedded Objects

Perfect, no embedded objects has been detected on this page


Perfect, no Iframe content has been detected on this page

Domain Registration

Exactly how many years and months

Domain Age: 9 Years, 260 Days

Created Date: 13th-Aug-2012

Updated Date: 12th-Jul-2021

Expiry Date: 13th-Aug-2022


WhoIs domain information can help you determine the proper administrator, billing and technical
contact information.

Registry Domain ID: D166336882-LROR
Registrar WHOIS Server: whois.markmonitor.com
Registrar URL: http://www.markmonitor.com
Updated Date: 2021-07-12T09:32:24Z
Creation Date: 2012-08-13T21:59:17Z
Registry Expiry Date: 2022-08-13T21:59:17Z
Registrar Registration Expiration Date:
Registrar: MarkMonitor Inc.
Registrar IANA ID: 292
Registrar Abuse Contact Email: [email protected]
Registrar Abuse Contact Phone: +1.2083895740
Domain Status: clientDeleteProhibited https://icann.org/epp#clientDeleteProhibited
Domain Status: clientTransferProhibited https://icann.org/epp#clientTransferProhibited
Domain Status: clientUpdateProhibited https://icann.org/epp#clientUpdateProhibited
Registrant Organization: Microsoft Corporation
Registrant State/Province: WA
Registrant Country: US
Name Server: NS3-04.AZURE-DNS.ORG
Name Server: NS1-04.AZURE-DNS.COM
Name Server: NS2-04.AZURE-DNS.NET
Name Server: NS4-04.AZURE-DNS.INFO
DNSSEC: unsigned
URL of the ICANN Whois Inaccuracy Complaint Form https://www.icann.org/wicf/)
>>> Last update of WHOIS database: 2022-04-30T07:31:01Z <<<

For more information on Whois status codes, please visit https://icann.org/epp

Access to Public Interest Registry WHOIS information is provided to assist persons in determining the contents of a domain name registration record in the Public Interest Registry registry database. The data in this record is provided by Public Interest Registry for informational purposes only, and Public Interest Registry does not guarantee its accuracy. This service is intended only for query-based access. You agree that you will use this data only for lawful purposes and that, under no circumstances will you use this data to (a) allow, enable, or otherwise support the transmission by e-mail, telephone, or facsimile of mass unsolicited, commercial advertising or solicitations to entities other than the data recipient's own existing customers; or (b) enable high volume, automated, electronic processes that send queries or data to the systems of Registry Operator, a Registrar, or Afilias except as reasonably necessary to register domain names or modify existing registrations. All rights reserved. Public Interest Registry reserves the right to modify these terms at any time. By submitting this query, you agree to abide by this policy.

The Registrar of Record identified in this output may have an RDDS service that can be queried for additional information on how to contact the Registrant, Admin, or Tech contact of the queried domain name.

Mobile Friendliness

Awesome! This page is mobile-friendly!
Your mobile friendly score is 80/100

Mobile View

Typescriptlang.org Mobile Screenshot

Mobile Compatibility

Perfect, no embedded objects detected.


Length: 14 characters


Typescriptlang.org Favicon Great, your website has a favicon.

Custom 404 Page

Great, your website has a custom 404 error page.

Page Size

265 KB (World Wide Web average is 320 Kb)

Load Time

0.8 second(s)


Good, you have declared your language
Declared Language: English

Domain Availability

Domains (TLD)Status
typescriptlang.comAlready Registered
typescriptlang.netAlready Registered
typescriptlang.bizAlready Registered
typescriptlang.ioAlready Registered
typescriptlang.infoAlready Registered

Typo Availability

Domains (TLD)Status
hypescriptlang.orgAlready Registered

Email Privacy

Good, no email address has been found in plain text.

Safe Browsing

The website is not blacklisted and looks safe to use.

Server IP

Server IPServer LocationService Provider StatesMicrosoft Corporation

Speed Tips

Tips for authoring fast-loading HTML pages:

True Perfect, your website has few CSS files.

False Too bad, your website has too many JavaScript files.

True Perfect, your website doesn't use nested tables.

False Too bad, your website is using inline styles.


We didn't detect an analytics tool installed on this website.

W3C Validity

W3C not validated

Doc Type

Your Web Page doctype is HTML 5


Great, language/character encoding is specified: UTF-8

Indexed Pages

Indexed pages in search engines

39 Page(s)

Backlinks Counter

Number of backlinks to your website

2,304 Backlink(s)

Social Data

Your social media status

Estimated Worth

$395,748 USD

Traffic Rank

5,667th most visited website in the World.

Visitors Localization

Your website is popular on following countries:

CountriesPercent of Visitors
United States6.0%


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