diff --git a/core/dns.go b/core/dns.go
index 444c8558..6afcf5e6 100644
--- a/core/dns.go
+++ b/core/dns.go
@@ -11,6 +11,7 @@ import (
 var (
 	// ErrDNSWithNoQueryName is the error with which gatus will panic if a dns is configured without query name
 	ErrDNSWithNoQueryName = errors.New("you must specify a query name for DNS")
+
 	// ErrDNSWithInvalidQueryType is the error with which gatus will panic if a dns is configured with invalid query type
 	ErrDNSWithInvalidQueryType = errors.New("invalid query type")
 )
@@ -19,9 +20,11 @@ const (
 	dnsPort = 53
 )
 
+// DNS is the configuration for a Service of type DNS
 type DNS struct {
 	// QueryType is the type for the DNS records like A, AAAA, CNAME...
 	QueryType string `yaml:"query-type"`
+
 	// QueryName is the query for DNS
 	QueryName string `yaml:"query-name"`
 }