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okhttp

http-library okhttp

OkHttp Java HTTP client library

About this crawler

okhttp is a web crawler identified by the regular-expression pattern okhttp in the User-Agent request header. It is categorised as http-library. Use the regex above to detect, log, allow, or block okhttp traffic in your web server, CDN edge rules, or robots.txt.

Block-rate · top 25k sites

0.13%
latest snapshot
2026-06-04
matched key: okhttp
2026-05-012026-06-040.15%

Technical details

Name
okhttp
Pattern
okhttp
Tags
http-library
Added
2017/11/02
Instances
5 known sample(s)

Sample User-Agent strings

okhttp/2.5.0
okhttp/2.7.5
okhttp/3.2.0
okhttp/3.5.0
okhttp/4.1.0

Block this crawler

robots.txt — disallow okhttp:

User-agent: okhttp Disallow: /

Apache .htaccess — return 403:

RewriteEngine On RewriteCond %{HTTP_USER_AGENT} okhttp [NC] RewriteRule .* - [F,L]

Nginx — return 403 inside a server block:

if ($http_user_agent ~* "okhttp") { return 403; }
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