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Ranking
Content Management
Server-side Languages
Client-side Languages
JavaScript Libraries
Web Servers
Operating Systems
Web Hosting
Reverse Proxies
DNS Servers
Email Servers
SSL Certificate Authorities
Content Delivery
Traffic Analysis Tools
Advertising Networks
Tag Managers
Social Widgets
Structured Data
Markup Languages
Character Encodings
Image File Formats
Top Level Domains
Server Locations
Content Languages

see FAQ for explanations
on advanced reports

Technologies > Site Elements

Usage of site elements for websites

This diagram shows the percentages of websites using various site elements. See technologies overview for explanations on the methodologies used in the surveys. Our reports are updated daily.

How to read the diagram:
0.7% of the websites use none of the site elements that we monitor.
CSS is used by 95.6% of all the websites.

None
0.7%
CSS
95.6%
Compression
80.4%
Default protocol https
56.9%
Cookies
45.2%
HTTP/2
42.3%
Default subdomain www
41.2%
IPv6
14.9%
ETag
14.2%
HTTP Strict Transport Security
11.9%
QUIC
2.6%
HTTP/3
2.0%
Frameset
0.5%
SPDY
0.3%
W3Techs.com, 7 December 2019
Percentages of websites using various site elements
Note: a website may use more than one site element

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Technology Brief
Site Elements
Site elements are optional technical properties or features of websites.

website informer w3techs

Latest related posting  read all
Web technology fact of the day
2 December 2019

HTTP/3 is used by 2% of all websites, and by 7% of the top 1000 sites.

» more


Latest related forum entry  read all
QUIC transport protocol
19 September 2017
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