[client, management] Add new network concept (#3047)

---------

Co-authored-by: Pascal Fischer <32096965+pascal-fischer@users.noreply.github.com>
Co-authored-by: bcmmbaga <bethuelmbaga12@gmail.com>
Co-authored-by: Maycon Santos <mlsmaycon@gmail.com>
Co-authored-by: Zoltan Papp <zoltan.pmail@gmail.com>

dns/dns.go

@@ -108,3 +108,9 @@ func GetParsedDomainLabel(name string) (string, error) {
 
 	return validHost, nil
 }
+
+// NormalizeZone returns a normalized domain name without the wildcard prefix
+func NormalizeZone(domain string) string {
+	d, _ := strings.CutPrefix(domain, "*.")
+	return d
+}