User-agent: AhrefsBot
Crawl-Delay: 30

User-agent: SEMrushBot
Disallow: /

User-agent: DotBot
Disallow: /

User-agent: PetalBot
Disallow: /

User-agent: AspiegelBot
Disallow: /

User-agent: MauiBot
Disallow: /

User-agent: MJ12Bot
Disallow: /

User-agent: oBot
Disallow: /