User-agent: dotbot 
Disallow: / 
User-agent: Dolphin
Disallow: /
User-agent: Slurp
Disallow: /
User-agent: Teoma
Disallow: /
User-agent: twiceler
Disallow: /
User-agent: Gigabot
Disallow: /
User-agent: Scrubby
Disallow: /
User-agent: baiduspider
Disallow: /
User-agent: naverbot
Disallow: /
User-agent: yeti
Disallow: /

User-agent: AhrefsBot
Disallow: / 
User-agent: SemrushBot
Disallow: /
User-agent: SemrushBot-SA
Disallow: /

User-agent: *
Disallow: /counter/
#disallow: /*print=1*
disallow: /*benutzer*
disallow: /*p=user*
disallow: /*PHPSESSID*
disallow: /go.php
Disallow: /bk.php
Disallow: /links.php
Disallow: /nk9