https证书过期续签失败

用oneinstack部署的https，90天到期后续签失败，然后升级了oneinstack，删除了原来的vhost，重新添加vhost，安装https的时候一直报错
Let's Encrypt Verify error! DNS problem: NXDOMAIN looking up A for XXXXX.cn
[Thu Feb 14 09:08:53 CST 2019] Single domain='XXXXX.cn'
[Thu Feb 14 09:08:53 CST 2019] Getting domain auth token for each domain
[Thu Feb 14 09:08:53 CST 2019] Getting webroot for domain='XXXXX.cn'
[Thu Feb 14 09:08:53 CST 2019] Getting new-authz for domain='XXXXX.cn'
[Thu Feb 14 09:08:58 CST 2019] The new-authz request is ok.
[Thu Feb 14 09:08:58 CST 2019] Verifying:XXXXX.cn
[Thu Feb 14 09:09:04 CST 2019] XXXXX.cn:Verify error:Fetching http://XXXXX.cn/.well-known/acme-challenge/m-o3il0ITkSbFRI-zcUhpKfVuS7TR0npoG-njgQ4VMg: Error getting validation data
[Thu Feb 14 09:09:04 CST 2019] Please add '--debug' or '--log' to check more details.
[Thu Feb 14 09:09:04 CST 2019] See: https://github.com/Neilpang/acme.sh/wiki/How-to-debug-acme.sh
 
查看了域名在本地以及服务器上都能ping通，是什么原因呢？
还有就是如果自动续签失败了，如何手动续签呢？