User-agent: Yandex
Disallow: /
User-agent: Baiduspider
Disallow: /
User-agent: Googlebot
Disallow: /
User-agent: Slurp
Disallow: /
User-agent: Go-http-client
Disallow: /
User-agent: Go-http-client/1.1
Disallow: /
User-agent: *
Crawl-delay: 99