PING uaf.qianjuhui.com (104.21.26.216) 56(84) bytes of data.
64 bytes from 104.21.26.216 (104.21.26.216): icmp_seq=1 ttl=60 time=6.39 ms
64 bytes from 104.21.26.216 (104.21.26.216): icmp_seq=2 ttl=60 time=4.03 ms
64 bytes from 104.21.26.216 (104.21.26.216): icmp_seq=3 ttl=60 time=4.14 ms

--- uaf.qianjuhui.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.036/4.860/6.399/1.090 ms