🆚 DNS Prefetch vs. Preconnect

Compare technologies based on real-world usage data *
DNS Prefetch
Preconnect

Type

Performance technology
Performance technology

About

The rel="dns-prefetch" attribute on HTML <link> elements.

The rel="preconnect" attribute on HTML <link> elements.

Headquarters

Cambridge, Massachusetts, United States
Cambridge, Massachusetts, United States

Website

html.spec.whatwg.org
html.spec.whatwg.org

Categories

Performance › Rank #2
Performance › Rank #3
Standards › Rank #6
Standards › Rank #8

Popularity

Determined by the number of sites using each technology.

DNS Prefetch performance technology is 1.3 times more popular than Preconnect.
Total websites

Market share

Performance
Standards

Popularity by country

Determined by the number of sites detected from each country.

DNS Prefetch is more popular in the United States, the United Kingdom, and Japan, while Preconnect is more popular in Thailand, Korea, and Cyprus.
United States
United Kingdom
Japan
Germany
France
Spain
Italy
Australia
Netherlands
India

Awards

Popularity by domain category

Determined by the number of sites in each category.

DNS Prefetch is more popular among sites focused on business, marketing and merchandising, and blogs and wiki, while Preconnect is more commonly used on online shopping and finance and banking sites.
Business
Marketing/Merchandising
Online Shopping
Blogs/Wiki
Education/Reference
Internet Services
Entertainment
General News
Health
Sports

Top sites

Top-ranked sites that use these technologies.

Name
Rank
#7
#12
#13
#14
#16
View more ➝
Name
Rank
#11
#12
#13
#14
#15
View more ➝

See also

* According to recent studies, many of online reviews are fake.
When making your decision, it is better to rely on data that cannot be falsified.
Our service evaluates the popularity of technologies by the number of websites using them.

Statistics were last calculated on .
For details, see our methodology and disclaimer.