Yandex
Yandex search engine bot
About this crawler
Yandex is a web crawler identified by the regular-expression pattern Yandex\/ in the User-Agent request header. It is categorised as search-engine. Use the regex above to detect, log, allow, or block Yandex traffic in your web server, CDN edge rules, or robots.txt.
Block-rate · top 25k sites
4.7%
Technical details
- Name
- Yandex
- Pattern
Yandex\/- Tags
- search-engine
- Reference
- http://yandex.com/bots
- Added
- 2026/05/09
- Instances
- 5 known sample(s)
Sample User-Agent strings
Yandex/Bot
Yandex/1.01.001 (compatible; Win16; H)
Yandex/1.01.001 (compatible; Win16; I)
Yandex/1.01.001 (compatible; Win16; P)
Yandex/1.01.001 (compatible; Win16; m)
Block this crawler
robots.txt — disallow Yandex:
User-agent: Yandex
Disallow: /
Apache .htaccess — return 403:
RewriteEngine On
RewriteCond %{HTTP_USER_AGENT} Yandex\/ [NC]
RewriteRule .* - [F,L]
Nginx — return 403 inside a server block:
if ($http_user_agent ~* "Yandex\\/") {
return 403;
}
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