Gracias, vamos allá, va por el orden en que lo pides:
1.- # Copyright (c) 1993-1999 Microsoft Corp.
#
# Éste es un ejemplo de archivo HOSTS usado por Microsoft TCP/IP para Windows.
#
# Este archivo contiene las asignaciones de las direcciones IP a los nombres de
# host. Cada entrada debe permanecer en una línea individual. La dirección IP
# debe ponerse en la primera columna, seguida del nombre de host correspondiente.
# La dirección IP y el nombre de host deben separarse con al menos un espacio.
#
#
# También pueden insertarse comentarios (como éste) en líneas individuales
# o a continuación del nombre de equipo indicándolos con el símbolo "#"
#
# Por ejemplo:
#
# 102.54.94.97 rhino.acme.com # servidor origen
# 38.25.63.10 x.acme.com # host cliente x
127.0.0.1 localhost
127.0.0.1 bin.errorprotector.com ## added by CiD
127.0.0.1 br.errorsafe.com ## added by CiD
127.0.0.1 br.winantivirus.com ## added by CiD
127.0.0.1 br.winfixer.com ## added by CiD
127.0.0.1 cdn.drivecleaner.com ## added by CiD
127.0.0.1 cdn.errorsafe.com ## added by CiD
127.0.0.1 cdn.winsoftware.com ## added by CiD
127.0.0.1 de.errorsafe.com ## added by CiD
127.0.0.1 de.winantivirus.com ## added by CiD
127.0.0.1 download.cdn.drivecleaner.com ## added by CiD
127.0.0.1 download.cdn.errorsafe.com ## added by CiD
127.0.0.1 download.cdn.winsoftware.com ## added by CiD
127.0.0.1 download.errorsafe.com ## added by CiD
127.0.0.1 download.systemdoctor.com ## added by CiD
127.0.0.1 download.winantispyware.com ## added by CiD
127.0.0.1 download.windrivecleaner.com ## added by CiD
127.0.0.1 download.winfixer.com ## added by CiD
127.0.0.1 drivecleaner.com ## added by CiD
127.0.0.1 dynamique.drivecleaner.com ## added by CiD
127.0.0.1 errorprotector.com ## added by CiD
127.0.0.1 errorsafe.com ## added by CiD
127.0.0.1 es.winantivirus.com ## added by CiD
127.0.0.1 fr.winantivirus.com ## added by CiD
127.0.0.1 fr.winfixer.com ## added by CiD
127.0.0.1 go.drivecleaner.com ## added by CiD
127.0.0.1 go.errorsafe.com ## added by CiD
127.0.0.1 go.winantispyware.com ## added by CiD
127.0.0.1 go.winantivirus.com ## added by CiD
127.0.0.1 hk.winantivirus.com ## added by CiD
127.0.0.1 instlog.errorsafe.com ## added by CiD
127.0.0.1 instlog.winantivirus.com ## added by CiD
127.0.0.1 instlog.winfixer.com ## added by CiD
127.0.0.1 jsp.drivecleaner.com ## added by CiD
127.0.0.1 kb.errorsafe.com ## added by CiD
127.0.0.1 kb.winantivirus.com ## added by CiD
127.0.0.1 nl.errorsafe.com ## added by CiD
127.0.0.1 se.errorsafe.com ## added by CiD
127.0.0.1 secure.drivecleaner.com ## added by CiD
127.0.0.1 secure.errorsafe.com ## added by CiD
127.0.0.1 secure.winantispam.com ## added by CiD
127.0.0.1 secure.winantispy.com ## added by CiD
127.0.0.1 secure.winantivirus.com ## added by CiD
127.0.0.1 support.winantivirus.com ## added by CiD
127.0.0.1 trial.updates.winsoftware.com ## added by CiD
127.0.0.1 ulog.winantivirus.com ## added by CiD
127.0.0.1 utils.errorsafe.com ## added by CiD
127.0.0.1 utils.winantivirus.com ## added by CiD
127.0.0.1 utils.winfixer.com ## added by CiD
127.0.0.1 winantispyware.com ## added by CiD
127.0.0.1 winantivirus.com ## added by CiD
127.0.0.1 winfixer.com ## added by CiD
127.0.0.1 winfixer2006.com ## added by CiD
127.0.0.1 winsoftware.com ## added by CiD
127.0.0.1
www.drivecleaner.com ## added by CiD
127.0.0.1
www.errorprotector.com ## added by CiD
127.0.0.1
www.errorsafe.com ## added by CiD
127.0.0.1
www.systemdoctor.com ## added by CiD
127.0.0.1
www.utils.winfixer.com ## added by CiD
127.0.0.1
www.win-anti-virus-pro.com ## added by CiD
127.0.0.1
www.win-virus-pro.com ## added by CiD
127.0.0.1
www.winantispam.com ## added by CiD
127.0.0.1
www.winantispy.com ## added by CiD
127.0.0.1
www.winantispyware.com ## added by CiD
127.0.0.1
www.winantivirus.com ## added by CiD
127.0.0.1
www.winantiviruspro.com ## added by CiD
127.0.0.1
www.windrivecleaner.com ## added by CiD
127.0.0.1
www.windrivesafe.com ## added by CiD
127.0.0.1
www.winfixer.com ## added by CiD
127.0.0.1
www.winfixer2006.com ## added by CiD
127.0.0.1
www.winsoftware.com ## added by CiD
ANTES DE RESPONDERTE A LAS ORTAS DOS PREGUNTAS, POR FAVOR INDICA COMO CORTO Y PEGO EN MSDOS PORQUE NO PUEDE DE NIENGUNA MANERA, GRACIAS