Does costcoauto.com use cookies?

costcoauto.com uses 16 cookies. The site uses OneTrust as its consent management platform.

Does costcoauto.com use a cookie banner (CMP)?

Yes. costcoauto.com uses OneTrust as its consent management platform. IAB TCF v2.3 was not detected. Google Consent Mode v2 was not detected.

Which third-party trackers does costcoauto.com use?

costcoauto.com loads 58 third-party requests from 11 vendors, including StackAdapt, Amplitude, ContentSquare, Google LLC, Google.

How many marketing and analytics cookies does costcoauto.com set?

costcoauto.com sets 0 marketing and 3 analytics cookies, alongside 1 strictly necessary cookies. Under GDPR and the ePrivacy Directive, non-essential cookies require prior consent.

costcoauto.com

Item: costcoauto.com
Author: Passiro

https://costcoauto.com

Last scanned Jul 17, 2026

A cookie scan of costcoauto.com conducted on July 17, 2026 found 16 cookies and 58 third-party tracking requests. The assessment covered 10 pages across 10 unique page templates. The site uses OneTrust as its consent management platform but does not implement IAB TCF v2.3 or Google Consent Mode v2. 58 third-party requests were detected from 11 vendors.

Claim & unlock

Third-party

Trackers

Vendors

Consent banner

OneTrust

Scans

Cookies

16 cookies detected: 1 necessary, 3 analytics, 0 marketing

Total

Necessary

Functional

Analytics

Marketing

Unknown

Filter by category

Name	Domain	Category	Provider	Expiry	Secure	HttpOnly	Party
_gcl_au	.costcoauto.com	Analytics	Google Analytics	85 d	–	–	1st
_hjSessionUser_853738	.costcoauto.com	Analytics	Hotjar	360 d	✓	–	1st
_hjSession_853738	.costcoauto.com	Analytics	Hotjar	Expired	✓	–	1st
OptanonConsent	.costcoauto.com	Necessary	OneTrust	360 d	–	–	1st
accessmask	www.costcoauto.com	Unknown	-	Session	–	–	1st
AMP_b9b3c0adb0	.costcoauto.com	Unknown	-	360 d	–	–	1st
AMP_MKTG_b9b3c0adb0	.costcoauto.com	Unknown	-	360 d	–	–	1st
ASLBSA	www.costcoauto.com	Unknown	-	Session	✓	✓	1st
ASLBSACORS	www.costcoauto.com	Unknown	-	Session	✓	✓	1st
homenav	www.costcoauto.com	Unknown	-	Expired	–	–	1st
MBRGUID	www.costcoauto.com	Unknown	-	360 d	–	–	1st
sa-user-id	www.costcoauto.com	Unknown	-	360 d	✓	–	1st
sa-user-id-v2	www.costcoauto.com	Unknown	-	360 d	✓	–	1st
sa-user-id-v3	www.costcoauto.com	Unknown	-	360 d	✓	–	1st
sa-user-id-v4	www.costcoauto.com	Unknown	-	360 d	✓	–	1st
WebReferrerId	www.costcoauto.com	Unknown	-	Session	–	–	1st

Third-Party Trackers

58 requests detected from 11 vendors: StackAdapt, Amplitude, ContentSquare, Google LLC, Google...

Analytics

Marketing

Necessary

Functional

Other

Vendor	Category	Type	Domain
StackAdapt	Advertising	script	tags.srv.stackadapt.com
Amplitude	Analytics	script	cdn.amplitude.com
ContentSquare	Analytics	script	static.hotjar.com
ContentSquare	Analytics	script	content.hotjar.io
ContentSquare	Analytics	script	vc.hotjar.io
Google LLC	Analytics	script	www.googletagmanager.com
Google	Essential	iframe	www.youtube-nocookie.com
Google	Essential	script	i.ytimg.com
Google	Essential	script	www.gstatic.com
Google	Essential	script	jnn-pa.googleapis.com
UNPKG	Essential	script	unpkg.com
Volentio JSD	Essential	script	cdn.jsdelivr.net
Cloudflare Inc.	Necessary	script	cdnjs.cloudflare.com
Google LLC	Necessary	script	fonts.googleapis.com
Google LLC	Necessary	script	fonts.gstatic.com
OneTrust LLC	Necessary	script	cdn.cookielaw.org
Google	Other	script	ad.doubleclick.net
OneTrust	Other	script	geolocation.onetrust.com
The Trade Desk	Other	pixel	js.adsrvr.org