User-Agent: ArchitextSpider
Disallow: vacio.html

User-Agent: Scooter
Disallow: vacio.html

User-Agent: Lycos_Spider_(T-Rex)
Disallow: vacio.html

User-Agent: Googlebot
Disallow: vacio.html

User-Agent: FAST-WebCrawler/
Disallow: vacio.html