Distribution of site elements among websites that use Iceland

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

How to read the diagram:
CSS is used by 98.6% of all the websites that use Iceland as server location.

CSS

98.6%

Compression

90.8%

Default protocol https

84.3%

HTTP/3

55.6%

QUIC

53.5%

28.6%

ETag

22.4%

HTTP Strict Transport Security

21.2%

Default subdomain www

18.9%

HTTP/2

7.0%

IPv6

5.1%

Frameset

0.1%

W3Techs.com, 23 July 2025

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

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