diff --git a/spec/vast_parser.spec.js b/spec/vast_parser.spec.js
index ed7ca1d9..0d763c28 100644
--- a/spec/vast_parser.spec.js
+++ b/spec/vast_parser.spec.js
@@ -80,15 +80,24 @@ describe('VASTParser', () => {
         });
       });
 
-      it('applies url filters and saves url in parentURLs', () => {
+      it('applies url filters', (done) => {
         VastParser.URLTemplateFilters = [(url) => url.replace('foo', 'bar')];
 
-        return VastParser.fetchVAST('www.foo.foo').finally(() => {
-          expect(VastParser.parentURLs).toEqual(['www.bar.foo']);
+        const urlHandlerSpy = jest.spyOn(VastParser.urlHandler, 'get');
+
+        VastParser.fetchVAST('www.foo.foo').then(() => {
+          expect(urlHandlerSpy).toHaveBeenCalledWith(
+            'www.bar.foo',
+            expect.anything(),
+            expect.anything()
+          );
+          done();
         });
       });
 
-      it('emits VAST-resolving and VAST-resolved events', () => {
+      it('emits VAST-resolving and VAST-resolved events with filtered url', () => {
+        VastParser.URLTemplateFilters = [(url) => url.replace('foo', 'bar')];
+
         return VastParser.fetchVAST(
           'www.foo.foo',
           2,
@@ -96,7 +105,7 @@ describe('VASTParser', () => {
           ad
         ).finally(() => {
           expect(VastParser.emit).toHaveBeenNthCalledWith(1, 'VAST-resolving', {
-            url: 'www.foo.foo',
+            url: 'www.bar.foo',
             previousUrl: 'www.original.foo',
             wrapperDepth: 2,
             maxWrapperDepth: 8,
@@ -105,7 +114,7 @@ describe('VASTParser', () => {
           });
 
           expect(VastParser.emit).toHaveBeenNthCalledWith(2, 'VAST-resolved', {
-            url: 'www.foo.foo',
+            url: 'www.bar.foo',
             previousUrl: 'www.original.foo',
             wrapperDepth: 2,
             error: null,
@@ -142,50 +151,47 @@ describe('VASTParser', () => {
         });
       });
 
-      it('applies url filters and saves url in parentURLs', () => {
+      it('applies url filters', () => {
         VastParser.URLTemplateFilters = [(url) => url.replace('foo', 'bar')];
 
-        return VastParser.fetchVAST('www.foo.foo')
-          .then(() => {
-            expect(true).toBeFalsy();
-          })
-          .catch(() => {
-            expect(VastParser.parentURLs).toEqual(['www.bar.foo']);
-          });
+        const urlHandlerSpy = jest.spyOn(VastParser.urlHandler, 'get');
+
+        return VastParser.fetchVAST('www.foo.foo').catch(() => {
+          expect(urlHandlerSpy).toHaveBeenCalledWith(
+            'www.bar.foo',
+            expect.anything(),
+            expect.anything()
+          );
+        });
       });
 
-      it('emits VAST-resolving and VAST-resolved events', () => {
-        return VastParser.fetchVAST('www.foo.foo', 2, 'www.original.foo', ad)
-          .then(() => {
-            expect(true).toBeFalsy();
-          })
-          .catch(() => {
-            expect(VastParser.emit).toHaveBeenNthCalledWith(
-              1,
-              'VAST-resolving',
-              {
-                url: 'www.foo.foo',
-                previousUrl: 'www.original.foo',
-                wrapperDepth: 2,
-                maxWrapperDepth: 8,
-                timeout: 120000,
-                wrapperAd: ad,
-              }
-            );
-
-            expect(VastParser.emit).toHaveBeenNthCalledWith(
-              2,
-              'VAST-resolved',
-              {
-                url: 'www.foo.foo',
-                previousUrl: 'www.original.foo',
-                wrapperDepth: 2,
-                error: new Error('timeout'),
-                duration: expect.any(Number),
-                statusCode: 408,
-              }
-            );
+      it('emits VAST-resolving and VAST-resolved events with filtered url', () => {
+        VastParser.URLTemplateFilters = [(url) => url.replace('foo', 'bar')];
+
+        return VastParser.fetchVAST(
+          'www.foo.foo',
+          2,
+          'www.original.foo',
+          ad
+        ).catch(() => {
+          expect(VastParser.emit).toHaveBeenNthCalledWith(1, 'VAST-resolving', {
+            url: 'www.bar.foo',
+            previousUrl: 'www.original.foo',
+            wrapperDepth: 2,
+            maxWrapperDepth: 8,
+            timeout: 120000,
+            wrapperAd: ad,
           });
+
+          expect(VastParser.emit).toHaveBeenNthCalledWith(2, 'VAST-resolved', {
+            url: 'www.bar.foo',
+            previousUrl: 'www.original.foo',
+            wrapperDepth: 2,
+            error: new Error('timeout'),
+            duration: expect.any(Number),
+            statusCode: 408,
+          });
+        });
       });
 
       it('rejects with error', () => {
@@ -213,7 +219,6 @@ describe('VASTParser', () => {
 
       expect(VastParser.rootURL).toBe('');
       expect(VastParser.remainingAds).toEqual([]);
-      expect(VastParser.parentURLs).toEqual([]);
       expect(VastParser.errorURLTemplates).toEqual([]);
       expect(VastParser.rootErrorURLTemplates).toEqual([]);
       expect(VastParser.maxWrapperDepth).toBe(5);
@@ -232,7 +237,6 @@ describe('VASTParser', () => {
 
       expect(VastParser.rootURL).toBe('');
       expect(VastParser.remainingAds).toEqual([]);
-      expect(VastParser.parentURLs).toEqual([]);
       expect(VastParser.errorURLTemplates).toEqual([]);
       expect(VastParser.rootErrorURLTemplates).toEqual([]);
       expect(VastParser.maxWrapperDepth).toBe(10);
@@ -832,7 +836,7 @@ describe('VASTParser', () => {
             wrapperBVastUrl,
             1,
             wrapperAVastUrl,
-            adWithWrapper,
+            adWithWrapper
           );
           expect(VastParser.parse).toHaveBeenCalledWith(expect.any(Object), {
             url: wrapperBVastUrl,
diff --git a/src/parser/vast_parser.js b/src/parser/vast_parser.js
index 8bfceac1..8dbf490e 100644
--- a/src/parser/vast_parser.js
+++ b/src/parser/vast_parser.js
@@ -28,7 +28,6 @@ export class VASTParser extends EventEmitter {
     super();
 
     this.remainingAds = [];
-    this.parentURLs = [];
     this.errorURLTemplates = [];
     this.rootErrorURLTemplates = [];
     this.maxWrapperDepth = null;
@@ -122,7 +121,6 @@ export class VASTParser extends EventEmitter {
         url = filter(url);
       });
 
-      this.parentURLs.push(url);
       const timeBeforeGet = Date.now();
       this.emit('VAST-resolving', {
         url,
@@ -174,7 +172,6 @@ export class VASTParser extends EventEmitter {
       withCredentials: options.withCredentials,
     };
     this.maxWrapperDepth = options.wrapperLimit || DEFAULT_MAX_WRAPPER_DEPTH;
-    this.parentURLs = [];
     this.parsingOptions = { allowMultipleAds: options.allowMultipleAds };
     this.remainingAds = [];
     this.rootErrorURLTemplates = [];
@@ -200,7 +197,6 @@ export class VASTParser extends EventEmitter {
       ? util.flatten(this.remainingAds)
       : this.remainingAds.shift();
     this.errorURLTemplates = [];
-    this.parentURLs = [];
 
     return this.resolveAds(ads, {
       wrapperDepth: 0,
@@ -449,7 +445,6 @@ export class VASTParser extends EventEmitter {
   resolveAds(ads = [], { wrapperDepth, previousUrl, url }) {
     const resolveWrappersPromises = [];
     previousUrl = url;
-
     ads.forEach((ad) => {
       const resolveWrappersPromise = this.resolveWrappers(
         ad,
@@ -494,11 +489,7 @@ export class VASTParser extends EventEmitter {
         delete ad.nextWrapperURL;
         return resolve(ad);
       }
-
-      if (
-        wrapperDepth >= this.maxWrapperDepth ||
-        this.parentURLs.indexOf(ad.nextWrapperURL) !== -1
-      ) {
+      if (wrapperDepth >= this.maxWrapperDepth) {
         // Wrapper limit reached, as defined by the video player.
         // Too many Wrapper responses have been received with no InLine response.
         ad.errorCode = 302;