fix: dns cache record

Author: Dipper30

lib/core/dnscache.js

@@ -224,7 +224,7 @@ class DNSCacheResolver {
       };
       this._dnsCache.set(hostname, cacheEntry);
 
-      return records[0];
+      return cacheEntry;
     } catch (err) {
       this._debugDNS(err, 'resolve');
       throw err;