docker pull 镜像下载失败_docker镜像lobehub下载失败

报错如下：

解决：

yum install bind-utils

dig @114.114.114.114 registry-1.docker.io

[root@localhost ~]# yum install bind-utils        // 安装dig工具
[root@localhost ~]# dig @114.114.114.114 registry-1.docker.io

 把  ANSWER SECTION: 中的一组解析IP，放到主机/etc/hosts 里做映射

[root@localhost ~]# dig @114.114.114.114 registry-1.docker.io
 
; <<>> DiG 9.11.4-P2-RedHat-9.11.4-26.P2.el7_9.9 <<>> @114.114.114.114 registry-1.docker.io
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 61251
;; flags: qr rd ra; QUERY: 1, ANSWER: 3, AUTHORITY: 0, ADDITIONAL: 1
 
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 512
;; QUESTION SECTION:
;registry-1.docker.io.		IN	A
 
;; ANSW