[www@aliyun php2]$ ping 104.192.143.1
PING 104.192.143.1 (104.192.143.1) 56(84) bytes of data.
^C
--- 104.192.143.1 ping statistics ---
4 packets transmitted, 0 received, 100% packet loss, time 2999ms
[www@aliyun php2]$ ping 104.192.143.2
PING 104.192.143.2 (104.192.143.2) 56(84) bytes of data.
64 bytes from 104.192.143.2: icmp_seq=3 ttl=47 time=328 ms
^C
--- 104.192.143.2 ping statistics ---
4 packets transmitted, 1 received, 75% packet loss, time 3001ms
rtt min/avg/max/mdev = 328.272/328.272/328.272/0.000 ms
[www@aliyun php2]$ ping 104.192.143.3
PING 104.192.143.3 (104.192.143.3) 56(84) bytes of data.
64 bytes from 104.192.143.3: icmp_seq=1 ttl=47 time=313 ms
64 bytes from 104.192.143.3: icmp_seq=5 ttl=47 time=319 ms
64 bytes from 104.192.143.3: icmp_seq=6 ttl=47 time=330 ms
^C
--- 104.192.143.3 ping statistics ---
7 packets transmitted, 3 received, 57% packet loss, time 6003ms
rtt min/avg/max/mdev = 313.884/321.593/330.925/7.066 ms
[www@aliyun php2]$ ping bitbucket.org
PING bitbucket.org (104.192.143.3) 56(84) bytes of data.
64 bytes from bitbucket.org (104.192.143.3): icmp_seq=2 ttl=47 time=317 ms
^C
--- bitbucket.org ping statistics ---
4 packets transmitted, 1 received, 75% packet loss, time 3000ms
rtt min/avg/max/mdev = 317.424/317.424/317.424/0.000 ms
didn't fix it for me. Facing the same issue