Distribution of site elements among websites that use Spanish

This diagram shows the percentages of websites using various site elements among the sites that use Spanish. See technologies overview for explanations on the methodologies used in the surveys.

How to read the diagram:
CSS is used by 94.5% of all the websites that use Spanish as content language.

CSS

94.5%

Default protocol https

89.8%

Compression

88.3%

HTTP/3

35.8%

33.4%

Default subdomain www

31.2%

HTTP/2

28.3%

IPv6

27.0%

HTTP Strict Transport Security

25.8%

ETag

21.8%

QUIC

15.0%

Frameset

0.1%

W3Techs.com, 4 August 2025

Percentages of websites using various site elements among the sites that use Spanish
Note: a website may use more than one site element

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