User-agent: Googlebot
Allow: /

User-agent: Googlebot-Mobile
Allow: /

User-agent: AdsBot-Google
Allow: /

User-agent: Mediapartners-Google
Disallow: /

User-agent: Googlebot-Image
Disallow: /

User-agent: Googlebot-News
Disallow: /

User-agent: Googlebot-Video
Disallow: /

User-agent: BingBot
Allow: /

User-agent: BingPreview
Allow: /

User-agent: MicrosoftPreview
Allow: /

User-agent: AdIdxBot
Disallow: /

User-agent: Slurp
Allow: /

User-agent: DuckDuckBot
Allow: /

User-agent: *
Disallow: /