windows-1251

Category - Document Encoding

Windows-1251 is an 8-bit character encoding, designed to cover languages that use the Cyrillic script such as Russian, Bulgarian, Serbian Cyrillic.



We have discovered 38,894 live website that are using windows-1251.

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Technology usage statistics

Websites using windows-1251 38,894 websites
Most popular in the country Russian Federation
Market position in Document Encoding #4
Market share in Document Encoding 0.41%

Technology adoption

Recent changes in windows-1251 usage. (See windows-1251 Usage Changes report)
Websites that added windows-1251 +16,070
Websites that dropped windows-1251 -963

Distribution by websites popularity

windows-1251 detection in the top websites by popularity
Top 10k sites 40 websites
Top 100k sites 361 websites
Top 1m sites 3,643 websites

Websites utilizing windows-1251

Top websites that use windows-1251

Domain Country Rank Contacts
vk.com Russian Federation 38
www.deviantart.com United States of America 115
www.liveinternet.ru Russian Federation 723
www.corriere.it United States of America 1,407
vk.me Russian Federation 1,477
dejure.org Germany 1,579
See full domain list
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Market Share

windows-1251 market share within the Document Encoding category

Geographical Distribution

Technology usage distribution by websites across the globe.






windows-1251 often used together with


Category - Document Standards.
JavaScript is used together with windows-1251 on 34,322 domains. Total 6,019,684 domains found using JavaScript
Category - Document Standards.
Description Meta is used together with windows-1251 on 29,138 domains. Total 4,045,529 domains found using Description Meta
Category - Programming Languages.
PHP is used together with windows-1251 on 23,803 domains. Total 3,970,765 domains found using PHP
Category - Web Servers.
Nginx is used together with windows-1251 on 21,240 domains. Total 3,333,143 domains found using Nginx
Category - JavaScript Libraries.
jQuery is used together with windows-1251 on 19,537 domains. Total 4,033,938 domains found using jQuery
Category - Mobile.
Viewport Meta is used together with windows-1251 on 15,128 domains. Total 5,070,400 domains found using Viewport Meta


Alternative Technologies


GB2312: Total 25,043 domains found using GB2312
GBK: Total 13,778 domains found using GBK
ISO-8859-1: Total 1,250,853 domains found using ISO-8859-1
Shift JIS: Total 53,704 domains found using Shift JIS
UTF-16: Total 175 domains found using UTF-16
UTF-32: Total 7 domains found using UTF-32
UTF-8: Total 8,059,052 domains found using UTF-8