Always getting certbot failed to authenticate some domains (authenticator: standalone)

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$sudo netstat -pant | grep 80 | grep -i listen
tcp 0 0 0.0.0.0:80 0.0.0.0:* LISTEN 328291/docker-proxy
tcp6 0 0 :::80 :::* LISTEN 328299/docker-proxy

$ sudo docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
3976304e5c72 nginx "/docker-entrypoint.…" About an hour ago Up About an hour 0.0.0.0:80->80/tcp, :::80->80/tcp friendly_albattani