diff --git a/lib/filters.js b/lib/filters.js
index 9f00d529..945a6011 100644
--- a/lib/filters.js
+++ b/lib/filters.js
@@ -1,5 +1,5 @@
 import { BROWSERS } from './constants';
-import { removeTrailingSlash, removeWWW } from './url';
+import { removeTrailingSlash, removeWWW, getDomainName } from './url';
 
 export const urlFilter = (data, { raw }) => {
   const isValidUrl = url => {
@@ -46,7 +46,8 @@ export const urlFilter = (data, { raw }) => {
 };
 
 export const refFilter = (data, { domain, domainOnly, raw }) => {
-  const regex = new RegExp(`http[s]?://([a-z0-9-]+\\.)*${domain}`);
+  const domainName = getDomainName(domain);
+  const regex = new RegExp(`http[s]?://([a-z0-9-]+\\.)*${domainName}`);
   const links = {};
 
   const isValidRef = referrer => {