These are IPS of the mining pool servers, check ping for each and choose one that works best for you


europe.equihash-hub.miningpoolhub.com         139.162.138.168
europe.equihash-hub.miningpoolhub.com         172.104.180.119
europe.equihash-hub.miningpoolhub.com           172.104.106.153
europe.equihash-hub.miningpoolhub.com           172.104.127.76
europe.equihash-hub.miningpoolhub.com         139.162.73.35
europe.equihash-hub.miningpoolhub.com         172.104.189.59


That being said, you should probably use fqdn as it will return the fastest server for your area, if I'm not mistaken.