User-agent: Baiduspider
Disallow: /

User-agent: Speedy
Disallow: /

User-agent: Sosospider
Disallow: /

User-agent: discobot
Disallow: /

User-agent: HuaweiSymantecSpider
Disallow: /

User-agent: Blekkobot
Disallow: /

User-agent: BLEXBot
Disallow: /

User-agent: *
Disallow: