host改完后也不行,
hosts文件:172.65.32.248 acme-v02.api.letsencrypt.org
172.65.46.172 acme-staging-v02.api.letsencrypt.org
admin@iZwz918lhij0sgh4l14l16Z ~]$ ping acme-staging-v02.api.letsencrypt.org
PING acme-staging-v02.api.letsencrypt.org (172.65.46.172) 56(84) bytes of data.
64 bytes from acme-staging-v02.api.letsencrypt.org (172.65.46.172): icmp_seq=1 ttl=48 time=218 ms
64 bytes from acme-staging-v02.api.letsencrypt.org (172.65.46.172): icmp_seq=2 ttl=48 time=218 ms
[admin@iZwz918lhij0sgh4l14l16Z ~]$ getent ahosts acme-v02.api.letsencrypt.org
172.65.32.248 STREAM acme-v02.api.letsencrypt.org
172.65.32.248 DGRAM
172.65.32.248 RAW
[admin@iZwz918lhij0sgh4l14l16Z ~]$ getent hosts acme-v02.api.letsencrypt.org
2606:4700:60:0:f53d:5624:85c7:3a2c ca80a1adb12a4fbdac5ffcbc944e9a61.pacloudflare.com acme-v02.api.letsencrypt.org prod.api.letsencrypt.org |