🆚 DNS Prefetch vs. Less
- 📈 DNS Prefetch is much more popular than Less.
- 🌍 DNS Prefetch is more popular in all countries.
Statistics based on 3.8M+ analyzed websites. About this data
DNS Prefetch
LessType
Performance optimization technology
Standard
About
The rel="dns-prefetch" attribute on 
HTML <link> elements instructs web browsers to resolve domain names for external resources before those resources are requested.
It is commonly used for third-party domains serving scripts, fonts, analytics, advertisements, or media files, helping reduce DNS lookup latency and improve loading performance for external connections.
CSS
SassHeadquarters
Cambridge, Massachusetts, United States
Switzerland
Categories
Popularity
Determined by the number of sites using each technology.
DNS Prefetch performance optimization technology is 62 times more popular than Less.
Total websites
Market share
Standards
Popularity by country
Determined by the number of sites detected from each country.
DNS Prefetch is more popular than Less in all countries.
United States
United Kingdom
Japan
Germany
France
Spain
Italy
Australia
Netherlands
Canada
Awards
- 🥇 Most popular in Japan in the Performance Optimization category.
- 🥇 Most popular in Canada in the Performance Optimization category.
- 🥇 Most popular in South Africa in the Performance Optimization category.
- 🥇 Most popular in China in the Performance Optimization category.
- 🥇 Most popular in Macedonia in the Performance Optimization category.
- 🔥 14th most popular in the Czech Republic in the Standards category.
- 🔥 14th most popular in Slovakia in the Standards category.
- 🔥 14th most popular in Iceland in the Standards category.
- 🔥 16th most popular in Russia in the Standards category.
- 🔥 16th most popular in Belarus in the Standards category.
Popularity by domain category
Determined by the number of sites in each category.
DNS Prefetch is more popular than Less in all market segments.
Business
Online Shopping
Blogs/Wiki
Education/Reference
Marketing/Merchandising
Internet Services
Travel
Entertainment
Health
Sports
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
🗃️ About This Data
- We evaluate the popularity of technologies based on the number of websites where we detect their usage.
- Technologies without a detectable web footprint, and those we do not track, are not reflected in the calculated market share.
- This report is based on the analysis of 3,814,833 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.