这个软件为何会不定时连国外的一些网站地址？

[kk545141]

来自：https://registry.hub.docker.com/r/chenhw2/aliyun-ddns-cli/
请告诉我这些都是什么？

每当我设置防火墙策略后，这个软件就失效了。让我很纳闷，结果在服务器上找到了以下一些信息。供大家参考：

/ # netstat -anp
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State PID/Program name
tcp 0 0 172.17.0.2:60700 114.215.189.130:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:57782 103.201.128.6:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 103 172.17.0.2:50274 118.184.176.22:80 FIN_WAIT1 -
tcp 0 0 172.17.0.2:57256 208.95.112.1:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:47550 47.98.58.229:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:58125 149.28.31.24:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:53549 113.194.59.196:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:42935 23.202.35.97:80 ESTABLISHED 1/aliyun-ddns-cli
tcp 0 0 172.17.0.2:34531 175.100.207.230:80 ESTABLISHED 1/aliyun-ddns-cli
udp 0 0 0.0.0.0:8472 0.0.0.0:* -
raw 0 0 0.0.0.0:1 0.0.0.0:* 1 114/ping

/ # netstat -an
Active Internet connections (servers and established)
Proto Recv-Q Send-Q Local Address Foreign Address State
tcp 0 0 172.17.0.2:57294 208.95.112.1:80 TIME_WAIT
tcp 0 0 172.17.0.2:42969 23.202.35.97:80 TIME_WAIT
udp 0 0 0.0.0.0:8472 0.0.0.0:*
Active UNIX domain sockets (servers and established)
Proto RefCnt Flags Type State I-Node Path
/ #