...
cat /var/snap/microk8s/current/args/kube-apiserver | grep service-cluster-ip-range
or for kubernates vanilla
cat /etc/kubernetes/manifests/kube-apiserver.yaml|grep service-cluster-ip-range
This interval should be indicated to EPIK8s to instruct the range of IPs to give to pod services (because CA/PVA protocols dont support correctly dynamic DNS)
...