这是ping ua域名的结果:
ping example.pp.ua
PING example.pp.ua.cdn.cloudflare.net (104.21.10.xxx): 56 data bytes
Request timeout for icmp_seq 0
Request timeout for icmp_seq 1
64 bytes from 104.21.10.xxx: icmp_seq=2 ttl=48 time=550.565 ms
64 bytes from 104.21.10.xxx: icmp_seq=3 ttl=48 time=668.199 ms
64 bytes from 104.21.10.xxx: icmp_seq=4 ttl=48 time=584.482 ms
64 bytes from 104.21.10.xxx: icmp_seq=5 ttl=48 time=508.863 ms
64 bytes from 104.21.10.xxx: icmp_seq=6 ttl=48 time=626.676 ms
Request timeout for icmp_seq 7
Request timeout for icmp_seq 8
64 bytes from 104.21.10.xxx: icmp_seq=9 ttl=48 time=550.302 ms
Request timeout for icmp_seq 10
Request timeout for icmp_seq 11
Request timeout for icmp_seq 14
Request timeout for icmp_seq 15
Request timeout for icmp_seq 16