esse ficou bem lento em casa
usei o seguinte:
200.65.127.163 porta 3128
ficou perfeito!
Whois Record
IP Information 200.65.127.163
Record Type: IP Address
Cached Whois: 2007-01-02
IP Location: United States United States - California - Corona - Uninet S.a. De C.v
Reverse DNS: cache-mex-vallejo-3.prodigy.net.mx
Blacklist Status: Currently Listed (history)
Whois Record
inetnum: 200.64/15
status: reallocated
owner: Uninet S.A. de C.V.
ownerid: MX-USCV4-LACNIC
responsible: Gesti n de cambios y configuraciones
address: Periferico Sur, 3190,
address: 01900 - Ciudad de M xico - DF
country: MX
phone: +52 55 56244400 []
owner-c: DCA
tech-c: SRP
created: 20010403
changed: 20040401
inetnum-up: 200.64/14
nic-hdl: DCA
person: GESTION DE CAMBIOS
e-mail: Whois Privacy and Spam Prevention by DomainTools.com
address: PERIFERICO SUR, 3190, ALVARO OBREG
address: 01900 - MEXICO DF - DF
country: MX
phone: +52 5 556244400 []
created: 20021210
changed: 20060704
nic-hdl: SRP
person: Seguridad de red prodigy
e-mail: Whois Privacy and Spam Prevention by DomainTools.com
address: Periferico Sur, 3190, PB
address: 01900 - Jardines del Pedregal - DF
country: MX
phone: +52 55 56244428 [4428]
created: 20040401
changed: 20040401

Esta cada vez mais difícil conseguir um proxy bom e rápido como este.