if proxyNameSpace != ps.Mesh.RootNamespace {
		// search through the DestinationRules in proxy's namespace first
		if ps.destinationRuleIndex.namespaceLocal[proxyNameSpace] != nil {
			if _, drs, ok := MostSpecificHostMatch(service.Hostname,
				ps.destinationRuleIndex.namespaceLocal[proxyNameSpace].specificDestRules,
				ps.destinationRuleIndex.namespaceLocal[proxyNameSpace].wildcardDestRules,
			); ok {
				return drs
			}

				if !exists {
					fqdnVirtualServiceHostIndex[host.Name(h)] = vs
				}
			}
		}
	}

	mostSpecificWildcardVsIndex := make(map[host.Name]types.NamespacedName)
	comparator := MostSpecificHostMatch[config.Config]
	if features.PersistOldestWinsHeuristicForVirtualServiceHostMatching {
		comparator = OldestMatchingHost
	}
	for _, svc := range services {