ISO-8859-1

Category - Document Encoding

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


We have discovered 1,340,543 live website that are using ISO-8859-1.

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Technology usage statistics

Websites using ISO-8859-1 1,340,543 websites
Most popular in the country United States of America
Market position in Document Encoding #2
Market share in Document Encoding 14.06%

Technology adoption

Recent changes in ISO-8859-1 usage. (See ISO-8859-1 Usage Changes report)
Websites that added ISO-8859-1 +42,880
Websites that dropped ISO-8859-1 -41,658

Distribution by websites popularity

ISO-8859-1 detection in the top websites by popularity
Top 10k sites 1,555 websites
Top 100k sites 13,374 websites
Top 1m sites 173,568 websites

Websites utilizing ISO-8859-1

Top websites that use ISO-8859-1

Domain Country Rank Contacts
gmpg.org Canada 11
imdb.com United States of America 55
ncbi.nlm.nih.gov United States of America 72
archive.org United States of America 103
deviantart.com United States of America 115
www.deviantart.com United States of America 115
See full domain list
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Market Share

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

Geographical Distribution

Technology usage distribution by websites across the globe.






ISO-8859-1 often used together with


Category - Web Servers.
Apache is used together with ISO-8859-1 on 1,028,870 domains. Total 3,726,942 domains found using Apache
Category - Document Encoding.
UTF-8 is used together with ISO-8859-1 on 396,532 domains. Total 8,085,874 domains found using UTF-8
Category - Document Standards.
JavaScript is used together with ISO-8859-1 on 390,153 domains. Total 6,112,271 domains found using JavaScript
Category - Certificate Authority.
Lets Encrypt is used together with ISO-8859-1 on 314,704 domains. Total 95,528 domains found using Lets Encrypt
Category - Document Standards.
Description Meta is used together with ISO-8859-1 on 308,151 domains. Total 4,119,980 domains found using Description Meta
Category - Programming Languages.
PHP is used together with ISO-8859-1 on 307,536 domains. Total 4,026,633 domains found using PHP


Alternative Technologies


GB2312: Total 23,355 domains found using GB2312
GBK: Total 13,869 domains found using GBK
Shift JIS: Total 60,416 domains found using Shift JIS
UTF-16: Total 181 domains found using UTF-16
UTF-32: Total 7 domains found using UTF-32
UTF-8: Total 8,085,874 domains found using UTF-8
windows-1251: Total 11,065 domains found using windows-1251