User-agent: *
Disallow: /wp-admin/
Allow: /wp-admin/admin-ajax.php

User-agent: MJ12bot
Disallow: /

User-agent: AmazonBot
Disallow: /

User-agent: Amazonbot
Disallow: /

User-agent: Majestic-12
Disallow: /

User-agent: Majestic12
Disallow: /
User-agent: *
Disallow: /*blackhole
Disallow: /?blackhole