User-agent: 80legs       Disallow: /
User-agent: CamontSpider Disallow: /
User-agent: DomainDB     Disallow: / 
User-agent: MLBot        Disallow: / 
User-agent: Sogou spider Disallow: / 
User-agent: Sosospider   Disallow: / 
User-agent: Yandex       Disallow: /