User-agent: Baidu
Disallow: /
User-agent: Baiduspider
Disallow: /
User-agent: Nutch
Disallow: /
User-agent: sogou spider
Disallow: /
User-agent: Sosospider
Disallow: /
User-agent: Tagoobot
Disallow: /
User-agent: Webalta
Disallow: /
User-agent: Yandex
Disallow: /