вас устраивает "ping" ?

[ZayatZ]

Я1 -

C:\Documents and Settings\******>ping ya1.ru -t

Pinging ya1.ru [80.73.64.225] with 32 bytes of data:

Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=7ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61
Reply from 80.73.64.225: bytes=32 time=6ms TTL=61

Ping statistics for 80.73.64.225:
Packets: Sent = 17, Received = 17, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 6ms, Maximum = 7ms, Average = 6ms

Внешго :

C:\Documents and Settings\******>ping ya.ru -t

Pinging ya.ru [213.180.204.8] with 32 bytes of data:

Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=110ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=112ms TTL=54
Reply from 213.180.204.8: bytes=32 time=110ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54
Reply from 213.180.204.8: bytes=32 time=110ms TTL=54
Reply from 213.180.204.8: bytes=32 time=111ms TTL=54

Ping statistics for 213.180.204.8:
Packets: Sent = 15, Received = 15, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 110ms, Maximum = 112ms, Average = 110ms

Зарубежное внешго :

C:\Documents and Settings\******>ping google.com -t

Pinging google.com [64.233.187.99] with 32 bytes of data:

Reply from 64.233.187.99: bytes=32 time=267ms TTL=234
Reply from 64.233.187.99: bytes=32 time=269ms TTL=234
Reply from 64.233.187.99: bytes=32 time=267ms TTL=234
Reply from 64.233.187.99: bytes=32 time=268ms TTL=234
Reply from 64.233.187.99: bytes=32 time=265ms TTL=234
Reply from 64.233.187.99: bytes=32 time=265ms TTL=234
Reply from 64.233.187.99: bytes=32 time=267ms TTL=234
Reply from 64.233.187.99: bytes=32 time=268ms TTL=234
Reply from 64.233.187.99: bytes=32 time=266ms TTL=234
Reply from 64.233.187.99: bytes=32 time=266ms TTL=234
Reply from 64.233.187.99: bytes=32 time=267ms TTL=234
Reply from 64.233.187.99: bytes=32 time=267ms TTL=234

Ping statistics for 64.233.187.99:
Packets: Sent = 12, Received = 12, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 265ms, Maximum = 269ms, Average = 266ms

ну это с утра,надо днем и вечером проверить