User-agent: *
Disallow:

User-agent: MJ12bot
Disallow:
Crawl-delay: 240

User-agent: ia_archiver
Disallow:
Crawl-delay: 240

User-agent: twiceler
Disallow:
Crawl-delay: 240

User-agent: Exabot
Disallow:
Crawl-delay: 240

User-agent: Yandex
Disallow:
Crawl-delay: 240