# Block the Wayback Machine (archive.org)
User-agent: ia_archiver
Disallow: /

# Additional common crawlers to block
User-agent: Googlebot
Disallow: /

User-agent: Bingbot
Disallow: /

User-agent: Slurp
Disallow: /

User-agent: DuckDuckBot
Disallow: /

# Prevent any other crawlers from accessing the site
User-agent: *
Disallow: /