For some weird reason, google name servers dont work to resolve r3.o.lencr.org
.
What I would do:
Edit /etc/resolv.conf
and change it to:
nameserver 127.0.0.1
nameserver 8.8.8.8
nameserver 8.8.4.4
Note: don’t use 1.1.1.1
or 1.0.0.1
in resolv.conf
or you will have problems with Exim and Spamhaus dnsbl.
Edit /etc/nginx/nginx.conf
and change this line:
resolver 1.0.0.1 8.8.4.4 1.1.1.1 8.8.8.8 valid=300s ipv6=off;
to this:
resolver 127.0.0.1 1.0.0.1 1.1.1.1 valid=300s ipv6=off;
Once done, restart nginx:
systemctl restart nginx