User-agent: Googlebot
Disallow:

User-agent: Googlebot-Mobile
Disallow:

User-agent: Mediapartners-Google
Disallow:

User-agent: AdsBot-Google
Disallow:

User-Agent: bingbot
Crawl-delay: 10

User-Agent: bingbot
Disallow:

User-agent: Twitterbot
Disallow:

User-agent: facebookexternalhit
Disallow:

User-agent: DuckDuckBot
Disallow:

User-agent: CriteoBot/0.1
Disallow:

User-agent: grapeshot
Disallow:

User-agent: *
Disallow: /