User-agent: *
Disallow: /images/
Disallow: /*.zip$

User-Agent: googlebot-Image
Disallow: /

User-agent: yahoo-mmcrawler
Disallow: /

User-agent: psbot
Disallow: /

# Block Alexa and Wayback Machine
User-agent: ia_archiver
Disallow: /

User-agent: googlebot
Disallow: /images/
Disallow: /*.zip$