User-agent: *
Allow:  
Crawl-delay: 10
Allow:  /ads.txt

User-agent: Mediapartners-Google*
Allow: /

User-agent: Googlebot
Allow: /

User-agent: Bingbot
Allow: /

User-agent: AhrefsBot 
Crawl-Delay: 10

User-agent: SiteAuditBot
Crawl-Delay: 10

User-agent: Amazonbot
Crawl-delay: 20

User-agent: PetalBot
Disallow: /

User-agent: AlibabaBot
Disallow: /

User-agent: AliyunBot
Disallow: /