User-agent: *
Crawl-delay: 2
Disallow: /*?specs=
Disallow: /*?viewmode=
Disallow: /*?orderby=
Disallow: /*?pagesize=
Disallow: /login
Disallow: /register
Disallow: /cart
Disallow: /checkout
Disallow: /admin

# Block specific bad bots
User-agent: AhrefsBot
Disallow: /

User-agent: SemrushBot
Disallow: /

User-agent: MJ12bot
Disallow: /

# Monitoring services
User-agent: UptimeRobot/2.0
Allow: /
Allow: /monitor