I don't think anyone is seeing 500ms pings...
Pinging testmy.net [67.18.179.85] with 32 bytes of data:
Reply from 67.18.179.85: bytes=32 time=908ms TTL=51
Reply from 67.18.179.85: bytes=32 time=803ms TTL=51
Reply from 67.18.179.85: bytes=32 time=1022ms TTL=51
Reply from 67.18.179.85: bytes=32 time=919ms TTL=51
Ping statistics for 67.18.179.85:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 803ms, Maximum = 1022ms, Average = 913ms