попробуйте использовать аннотацию service.beta.kubernetes.io/load-balancer-source-ranges
apiVersion: v1
kind: Service
metadata:
name: morgua-api-loadbalancer
annotations:
service.beta.kubernetes.io/load-balancer-source-ranges: "130.211.204.1/32, 173.245.48.0/20,103.21.244.0/22,103.22.200.0/22,103.31.4.0/22,141.101.64.0/18,108.162.192.0/18,190.93.240.0/20,190.93.240.0/20,188.114.96.0/20,197.234.240.0/22,198.41.128.0/17,162.158.0.0/15,104.16.0.0/12,172.64.0.0/13,131.0.72.0/22"
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