User-agent: Bingbot
Crawl-delay: 60

User-agent: AhrefsBot
Disallow: /

User-agent: SemrushBot
Disallow: /

User-agent: MJ12bot
Disallow: /

User-agent: DotBot
Disallow: /

User-agent: PetalBot
Disallow: /

User-agent: Yandex
Disallow: /

User-agent: Baiduspider
Disallow: /


User-agent: *
Crawl-delay: 30