Re: Level3 4.2.2.1 and 4.2.2.2 not responding to pings, DNS queries work

[Mel Beckman <mel () beckman org>]

Still not pinging from Frontier, Lumen, AT&T, or Verizon networks


 -mel

On Jan 12, 2025, at 4:13 PM, Jerry Cloe <jerry () jtcloe net> wrote:


O:\>ping 4.2.2.1

Pinging 4.2.2.1 with 32 bytes of data:
Reply from 4.2.2.1: bytes=32 time=36ms TTL=56
Reply from 4.2.2.1: bytes=32 time=44ms TTL=56
Reply from 4.2.2.1: bytes=32 time=36ms TTL=56
Reply from 4.2.2.1: bytes=32 time=38ms TTL=56

Ping statistics for 4.2.2.1:
    Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
    Minimum = 36ms, Maximum = 44ms, Average = 38ms

Same for 4.2.2.2



-----Original message-----
From: Mel Beckman <mel () beckman org>
Sent: Sun 01-12-2025 06:07 pm
Subject: Level3 4.2.2.1 and 4.2.2.2 not responding to pings, DNS queries work
To: nanog () nanog org;
I noticed that Level3 open DNS 4.2.2.1 and 4.2.2.2 stopped responding to ping today. They are responding to DNS queries 
however.

Does anyone know if this filtering is going to be permanent?

-mel beckman