DefaultGatewayAllowListAnnotation the default key for the label controlling external-dns mutation opt out.

DefaultGatewayAllowListAnnotationOverrideValue the default value for the label controlling external-dns mutation opt out.

ExternalDNSHostnameAnnotationKey the external-dns annotation for setting the host for record creation.

ExternalDNSTargetAnnotationKey the external-dns annotation for setting the target of the host record.

HTTP01.

IssueTemporaryCertificate idicates that the cert-manager.io/issue-temporary-certificate annotation for a certificate should be set to true.