User-agent: *
Disallow: /impressum
Allow: /

User-agent: Mediapartners-Google
Allow: /
Disallow: /impressum

User-agent: Googlebot
Allow: /
Disallow: /impressum

User-agent: Adsbot-Google
Allow: /
Disallow: /impressum

User-agent: Googlebot-Image
Allow: /
Disallow: /impressum

User-agent: yahoo
Allow: /
Disallow: /impressum

User-agent: Googlebot-Mobile
Disallow: /
Disallow: /impressum