a.root-servers.net 和
b.root-servers.net 也放广州墙内了
~$ ping
a.root-servers.net PING
a.root-servers.net(
a.root-servers.net (2001:503:ba3e::2:30)) 56 data bytes
64 bytes from
a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=1 ttl=245 time=2.43 ms
64 bytes from
a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=2 ttl=245 time=2.09 ms
64 bytes from
a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=3 ttl=245 time=2.01 ms
64 bytes from
a.root-servers.net (2001:503:ba3e::2:30): icmp_seq=4 ttl=245 time=2.02 ms
^C
---
a.root-servers.net ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 2.008/2.134/2.426/0.170 ms
~$ ping
a.root-servers.net -4
PING (198.41.0.4) 56(84) bytes of data.
64 bytes from
a.root-servers.net (198.41.0.4): icmp_seq=1 ttl=243 time=1.93 ms
64 bytes from
a.root-servers.net (198.41.0.4): icmp_seq=2 ttl=243 time=1.97 ms
64 bytes from
a.root-servers.net (198.41.0.4): icmp_seq=3 ttl=243 time=1.85 ms
64 bytes from
a.root-servers.net (198.41.0.4): icmp_seq=4 ttl=243 time=1.88 ms
^C
--- ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3004ms
rtt min/avg/max/mdev = 1.851/1.909/1.969/0.045 ms