Category - Document Encoding

UTF-8 is 8 bit Unicode encoding. Since 2010 UTF-8 has been the main encoding format for World Wide Web.

We have discovered 72,618,578 live websites that are using UTF-8.

Download website list

Technology usage statistics

Websites using UTF-872,618,578 websites
Most popular in the country US
Market position in Document Encoding#1
Market share in Document Encoding77.96%

Technology adoption

Recent changes in UTF-8 usage. (See UTF-8 Usage Changes report)
Websites that added UTF-8+3,459,047
Websites that dropped UTF-8-4,397,863

Distribution by websites popularity

UTF-8 detection in the top websites by popularity
Top 10k sites8,260 websites
Top 100k sites87,180 websites
Top 1m sites896,578 websites

Websites utilizing UTF-8

Top websites that use UTF-8

See full domain list
Flat price per the report, subscription is not required.

Market Share

UTF-8 market share within the Document Encoding category

Geographical Distribution

Technology usage distribution by websites across the globe.

Alternative Technologies

ISO-8859-1: Total 16,687,805 domains found using ISO-8859-1
GB2312: Total 2,613,225 domains found using GB2312
GBK: Total 462,092 domains found using GBK
Shift JIS: Total 415,253 domains found using Shift JIS
windows-1251: Total 352,305 domains found using windows-1251
UTF-16: Total 2,666 domains found using UTF-16
UTF-32: Total 54 domains found using UTF-32

Alternative Names

  • 8-bit Unicode Transformation Format