User-agent: calif
Disallow: / 

User-agent: ia_archiver
Disallow: / 

User-agent: NetAnts
Disallow: /

User-agent: downloadexpress
Disallow: / 

User-agent: DragonBot
Disallow: / 

User-agent: elfinbot
Disallow: / 

User-agent: esculapio
Disallow: / 

User-agent: esther
Disallow: /