ISO-8859-1

Category - Document Encoding

ISO-8859-1 is the default encoding of HTML document.



We have discovered 16,352,780 live websites that are using ISO-8859-1.

Download website list

Technology usage statistics

Websites using ISO-8859-116,352,780 websites
Most popular in the country US
Market position in Document Encoding#2
Market share in Document Encoding17.81%

Technology adoption

Recent changes in ISO-8859-1 usage. (See ISO-8859-1 Usage Changes report)
Websites that added ISO-8859-1+1,724,011
Websites that dropped ISO-8859-1-2,070,704

Distribution by websites popularity

ISO-8859-1 detection in the top websites by popularity
Top 10k sites1,637 websites
Top 100k sites20,465 websites
Top 1m sites247,305 websites

Websites utilizing ISO-8859-1

Top websites that use ISO-8859-1

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

Market Share

ISO-8859-1 market share within the Document Encoding category

Geographical Distribution

Technology usage distribution by websites across the globe.






Alternative Technologies


UTF-8: Total 71,859,031 domains found using UTF-8
GB2312: Total 2,423,949 domains found using GB2312
GBK: Total 415,639 domains found using GBK
Shift JIS: Total 402,226 domains found using Shift JIS
windows-1251: Total 341,636 domains found using windows-1251
UTF-16: Total 2,571 domains found using UTF-16
UTF-32: Total 55 domains found using UTF-32