Norton ConnectSafe DNS (199.85.126.10) not Pinging..."Request timed out."

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1

I try to ping those dns..saying... "Request timed out."

C:\Users\kishore>ping 199.85.126.10

Pinging 199.85.126.10 with 32 bytes of data:
Request timed out.
Request timed out.
Request timed out.
Request timed out.

Ping statistics for 199.85.126.10:
    Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),

C:\Users\kishore>