User-agent: googlebot
Disallow:

User-agent: google
Disallow:

User-agent: bingbot
Disallow:

User-agent: bing
Disallow:

User-agent: LinkedInBot
Disallow:

User-agent: FacebookBot
Disallow:

User-agent: facebookexternalhit
Disallow:

Crawl-delay: 10

User-agent: *
Disallow: /