apiVersion: cert-manager.io/v1 kind: ClusterIssuer metadata: name: cloudflare-dns spec: acme: server: https://acme-v02.api.letsencrypt.org/directory email: admin@demo.olsen.cloud privateKeySecretRef: name: cloudflare-dns-issuer-key solvers: - dns01: cloudflare: apiTokenSecretRef: name: cloudflare-api-token key: api-token selector: dnsZones: - olsen.cloud