🆚 DNS Prefetch vs. OpenAPI
- 📈 DNS Prefetch is much more popular than OpenAPI.
- 🌍 DNS Prefetch is more popular in all countries.
Statistics based on 3.3M+ analyzed websites. About this data
DNS Prefetch
OpenAPIType
Performance optimization technology
Standard
About
The rel="dns-prefetch" attribute on 
HTML <link> elements.
OpenAPI is a specification language for defining HTTP APIs, typically written in 
YAML or 
JSON.
It enables automated generation of interactive documentation (via tools such as 
Swagger UI and Redoc), schema-based request and response validation, automatic creation of client SDKs and server stubs in multiple programming languages, and integration into CI/CD pipelines.
Headquarters
Cambridge, Massachusetts, United States
San Francisco, California, United States
Categories
Popularity
Determined by the number of sites using each technology.
DNS Prefetch performance optimization technology is 155 times more popular than OpenAPI.
Total websites
Market share
Standards
Popularity by country
Determined by the number of sites detected from each country.
DNS Prefetch is more popular than OpenAPI in all countries.
United States
United Kingdom
Japan
Germany
France
Spain
Italy
Australia
Netherlands
Canada
Awards
- 🥇 Most popular in the United Kingdom in the Performance Optimization category.
- 🥇 Most popular in Japan in the Performance Optimization category.
- 🥇 Most popular in Italy in the Performance Optimization category.
- 🥇 Most popular in Australia in the Performance Optimization category.
- 🥇 Most popular in Canada in the Performance Optimization category.
- ⬆️ 22nd most popular in Denmark in the Standards category.
- ⬆️ 22nd most popular in Peru in the Standards category.
- ⬆️ 23rd most popular in the Netherlands in the Standards category.
- ⬆️ 23rd most popular in Chile in the Standards category.
- ⬆️ 23rd most popular in Bulgaria in the Standards category.
Popularity by domain category
Determined by the number of sites in each category.
DNS Prefetch is more popular than OpenAPI in all market segments.
Business
Marketing/Merchandising
Online Shopping
Blogs/Wiki
Education/Reference
Internet Services
Entertainment
Travel
Health
General News
Top sites
Top-ranked sites that use these technologies.
Compare alternatives
Technologies with similar characteristics.
Speculation Rules
OAuth
GraphQL
OpenID🗃️ 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 3,375,483 websites.
- Statistics were last calculated on .
- For more details, see our methodology and disclaimer.