Security Analysis Results

www.costco.com

Comprehensive domain security and infrastructure analysis

Live Website Preview

website screenshot of https://costco.com

No Security Risks Detected

This domain appears to be safe and secure

100%
Score

Disclaimer: This assessment is based on automated analysis of publicly available information. Results are for informational purposes only. For critical applications, consult security professionals.

Scan Information

Last checked:April 8, 2026 15:17:36
Scan Complete

Refresh page after 10 minutes
for updated results

Page Information

Target URL
https://costco.com
Page Title
Welcome to Costco Wholesale
www.costco.com faviconSite Favicon
Status
Active

Host Information

Domain
www.costco.com
Server
istio-envoy
Country
United States
IP Address
23.192.146.29
ASN Information
16625
AKAMAI-AS

Technologies

Java logo
Java
Programming languages
Java Servlet logo
Java Servlet
Web frameworks
Envoy logo
Envoy
Reverse proxies
OneTrust logo
OneTrust
Cookie compliance
HSTS logo
HSTS
Security
Akamai logo
Akamai
CDN
+1 more technologies detected

SSL Certificate

HTTPS Enabled
Secure
Certificate Issuer
N/A
Valid From
2026-04-07 15:17:42
Valid Until
2027-04-08 15:17:42
Subject Name
www.costco.com

Performance Statistics

156
Total Requests
15
Domains
11
IP Addresses
2.7 MB
Transfer Size
Content Size11.29 MB

HTTP Headers

Cache-Control
max-age=0, no-cache, no-store
Connection
keep-alive Transfer-Encoding
Content-Encoding
gzip
Content-Security-Policy
default-src 'self' https://*.queue-it.net/ https://*.costco.ca/ https://*.costco.com/ https://*.costcobusinessdelivery.com/ https://*.costcobusinesscentre.ca/ https://*.costcobusinesscenter.ca/ https://*.costco-static.com/ https://display.ugc.bazaarvoice.com/ https://api.bazaarvoice.com/; script-src 'self' https://h.costco.com/ https://h.online-metrix.net/ https://*.cybersource.com/ https://www.google.com/recaptcha/ https://www.gstatic.com/recaptcha/ https://www.cdn-path.com/ https://h.costco.com/ https://dev.virtualearth.net/ https://sdk.virtualearth.net/ https://*.queue-it.net/ https://*.costcobusinessdelivery.com https://*.costcobusinesscenter.ca/ https://cdn.intake-lr.com/ https://cdn.cookielaw.org/ https://*.criteo.com/ http://*.criteo.com/ https://assets.adobedtm.com/ https://s.go-mpulse.net/ https://transcend-cdn.com/ https://apps.bazaarvoice.com/ https://display.ugc.bazaarvoice.com/ https://mobilecontent.costco.com/ https://mobilecontent-qa.costco.com/ https://*.pxlecdn.com https://*.pixlee.com https://*.pixlee.co 'unsafe-inline' 'unsafe-eval'; style-src 'self' https://dev.virtualearth.net/ https://sdk.virtualearth.net/ https://cdn.fonts.net/ 'unsafe-inline' https://transcend-cdn.com/ https://consent.costco.com/ https://consent.costco.ca/ https://consent.costco.com https://display.ugc.bazaarvoice.com/; img-src 'self' https://*.costcobusinessdelivery.com https://*.tiles.virtualearth.net/ https://dev.virtualearth.net/ https://sdk.virtualearth.net/ https://*.costco.ca/ https://*.costco.com/ https://*.costcotravel.com/ https://*.costcotravel.ca/ https://cdn.bfldr.com/ https://*.contentstack.com/ https://*.costco-static.com/ https://cdn.cookielaw.org/ https://cm.everesttech.net/ https://dpm.demdex.net/ https://display.ugc.bazaarvoice.com https://retailmedia-static.azureedge.net https://retailmedia-static.azureedge.net/ https://network-a.bazaarvoice.com https://network-stg-a.bazaarvoice.com https://retailmedia-static.criteo.com/ blob: data:; media-src 'self' https://*.costcobusinessdelivery.com https://*.costco.ca/ https://*.costco.com/ https://cdn.bfldr.com/ https://*.contentstack.com/ https://*.costco-static.com/ https://*.criteo.net/ https://retailmedia-static.criteo.com/ https://*.criteo.net; font-src 'self' https://cdn.bfldr.com/ https://*.costco-static.com/ https://fonts.gstatic.com data:; object-src 'none'; base-uri 'self' about:; form-action 'self' https://*.cardinalcommerce.com https://www.cdn-path.com/ https://*.costcobusinessdelivery.com https://*.costco.ca/ https://*.costco.com/ https://r.intake-lr.com/ https://*.akstat.io https://*.opinionlab.com; frame-src https://*.cardinalcommerce.com https://www.cdn-path.com/ https://h.costco.com/ https://h.online-metrix.net/ https://*.cybersource.com/ https://*.costcobusinessdelivery.com https://*.costcobusinesscentre.ca/ https://*.ct-costco.com https://costco.demdex.net/ https://costco.centah.com/ https://consent-sync.costco.com/ https://consent-sync.costco.ca/ https://*.criteo.com/ http://*.criteo.com https://*.pixlee.com https://*.pixlee.co https://*.costco.com/ https://*.costco.ca/ https://*.dynatrace.com https://www.google.com/recaptcha/ https://recaptcha.google.com/recaptcha/; connect-src 'self' https://h.costco.com/ https://cdn.bfldr.com/ https://*.dynatrace.com https://www.google.com/recaptcha/ https://gdx-api.costco.com https://gdx-npd.np.api.cc-costco.com https://api-tst.np.gdx.cc-costco.com https://dev.virtualearth.net/ https://sdk.virtualearth.net/ https://spatial.virtualearth.net/ https://*.queue-it.net/ https://*.costcobusinessdelivery.com/ https://*.costcobusinesscenter.ca/ https://*.costcobusinesscentre.ca/ https://*.costco.ca/ https://*.costco.com/ https://*.costco-static.com/ https://*.ct-costco.com https://cdn.cookielaw.org/ https://geolocation.onetrust.com/ https://costco.demdex.net/ https://dpm.demdex.net/ https://costco.tt.omtrdc.net/ https://*.criteo.com/ http://*.criteo.com/ https://*.criteo.net/ https://cm.everesttech.net/ https://r.intake-lr.com/ https://*.contentstack.com/ https://assets.adobedtm.com/ https://dcs.adobedc.net/ https://*.akstat.io https://*.go-mpulse.net/ https://*.akamaihd.net https://adobedc.demdex.net/ https://sync-transcend-cdn.com https://transcend-cdn.com/ https://telemetry.transcend.io/ https://telemetry.us.transcend.io/ https://privacyportal.onetrust.com/ https://consent.us.transcend.io/ https://api.bazaarvoice.com/ https://stg.api.bazaarvoice.com/; child-src 'self' blob: data:; upgrade-insecure-requests;
Content-Type
text/html; charset=utf-8
Date
Wed, 08 Apr 2026 15:17:42 GMT
ETag
"1qb8okuea1262sw"
Expires
Wed, 08 Apr 2026 15:17:42 GMT
Link
<https://bfasset.costco-static.com>;rel="preconnect",<https://cdn.cookielaw.org>;rel="preconnect",<https://transcend-cdn.com>;rel="preconnect",<https://cdn.intake-lr.com>;rel="preconnect",<https://static.queue-it.net>;rel="preconnect",<https://assets.adobedtm.com>;rel="preconnect",<https://mobilecontent.costco.com>;rel="preconnect"
Pragma
no-cache
Server
istio-envoy
Server-Timing
cdn-cache; desc=HIT edge; dur=37 ak_p; desc="1775661462238_399143181_2346696496_3693_31775_2_13_-";dur=1
Strict-Transport-Security
max-age=31536000;includeSubDomains
Transfer-Encoding
chunked
Vary
Accept-Encoding
X-Akamai-Transformed
9 - 0 pmb=mRUM,2
x-build-reference
1.24.10-24040971154
x-build-tag
prd-usbc-release-v1.24.10
x-costco-gdx-backend
external-web-backend
x-costco-gdx-deployment
blue
x-envoy-upstream-service-time
212
x-middleware-rewrite
/en-us
x-next-i18n-router-locale
en-us
x-nextjs-cache
HIT
24 headers detected

Technology Stack Analysis

Java

Java

Programming languages

Java is a class-based, object-oriented programming language that is designed to have as few implementation dependencies as possible.

Java Servlet

Java Servlet

Web frameworks

No description available

Envoy

Envoy

Reverse proxies

Envoy is an open-source edge and service proxy, designed for cloud-native applications.

OneTrust

OneTrust

Cookie compliance

OneTrust is a cloud-based data privacy management compliance platform.

HSTS

HSTS

Security

HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS.

Akamai

Akamai

CDN

Akamai is global content delivery network (CDN) services provider for media and software delivery, and cloud security solutions.

Azure Edge Network

Azure Edge Network

Miscellaneous

Azure Edge Network is a global network infrastructure provided by Microsoft Azure. It is designed to deliver content, applications, and services to end-users with low latency and high performance. The Azure Edge Network consists of a combination of Azure Content Delivery Network (CDN), Azure Front Door, and Azure Traffic Manager.

Website Cookies 21

C_WHLOC

www.costco.com

Value
USCA
Expires:Session

STORELOCATION

www.costco.com

Value
{%22storeLocation%22:{%22city%22:%22Inglewood%22%2C%22zip%22:%2290303-1201%22}}
Expires:10/5/2026

WAREHOUSEDELIVERY_WHS

www.costco.com

Value
{%22distributionCenters%22:[%221252-3pl%22%2C%221321-wm%22%2C%221466-3pl%22%2C%22283-wm%22%2C%22561-wm%22%2C%22725-wm%22%2C%22731-wm%22%2C%22758-wm%22%2C%22759-wm%22%2C%22847_0-cor%22%2C%22847_0-cwt%22%2C%22847_0-edi%22%2C%22847_0-ehs%22%2C%22847_0-membership%22%2C%22847_0-mpt%22%2C%22847_0-spc%22%2C%22847_0-wm%22%2C%22847_1-cwt%22%2C%22847_1-edi%22%2C%22847_aa_00-spc%22%2C%22847_aa_u610-edi%22%2C%22847_d-fis%22%2C%22847_ge_lax-edi%22%2C%22847_lg_n1f-edi%22%2C%22847_lux_us51-edi%22%2C%22847_NA-cor%22%2C%22847_NA-pharmacy%22%2C%22847_NA-wm%22%2C%22847_ss_u357-edi%22%2C%22847_wp_r461-edi%22%2C%22951-wm%22%2C%22952-wm%22%2C%229847-wcs%22]%2C%22groceryCenters%22:[%22653-bd%22]%2C%22nearestWarehouse%22:{%22catalog%22:%22769-wh%22}%2C%22pickUpCenters%22:[]}
Expires:4/9/2026

invCheckStateCode

www.costco.com

Value
[invCheckStateCode redacted]
Expires:5/13/2027

_lr_tabs_-costco%2Fproduction-vrwno

www.costco.com

Lax
Value
{%22recordingID%22:%226-019d6dab-c64a-7fd3-88d3-8194ac93e96a%22%2C%22sessionID%22:0%2C%22lastActivity%22:1775661467255%2C%22hasActivity%22:false%2C%22clearsIdentifiedUser%22:false}
Expires:4/9/2026

invCheckPostalCode

www.costco.com

Value
90001
Expires:5/13/2027

_lr_hb_-costco%2Fproduction-vrwno

www.costco.com

Lax
Value
{%22heartbeat%22:1775661467249}
Expires:4/9/2026

invCheckCity

www.costco.com

Value
Firestone%20Pk
Expires:5/13/2027

_abck

.costco.com

Secure
Value
B33FA069D9666B6755B93C52602B8662~-1~YAAQDXHKFxDy1mGdAQAAVsWrbQ/h7Rvbaz+L2z5yveZXXu9Iiw2pYHvQ57mAR0zoiOJBsNtnv3kgZpOq5h8ebYTvWUddxGXwJodTNwxiCXMm9GEEFsXVqMlarDmno7x6DeHeEqLz4OnfNPCmVJOon/HRheyF2uSuzs7zoH4vQRJbG35WVrWf9lMQERoA/SrNrU96UN+UG6BKRXEkoh8FOfM4KtlEtWW18/qXksi0hPvLTqDZnZgrlyxD7r1vIkHY3dh3twA6JHz1U+IR2LjyGLVRYgjz/QhFJlE3WG12us0/dh6a1gUv+UjTE6OqaJpzrW4zHy6Hr5depxeAZXXUMd8WIR7bpYqL+ll14OIlSb773GZ7bRSNc8rGB+OWO9kvCmC9p0dVhX4HQHmChFn6yIuMrXAesT3UWauGhOLvR3pmHIvQ43iMMJbb5ZtDf6fiD140BkwhMQPbnDPwY0RdvLXdCCLT5nHgdpuN3+bDpQ8nkX2neeVU8kC7H/SElfSdI/SIysVKDLjF243FQMk0Mv5Y6chm8KKJc15Zqbt70SwF7H3UTVhWN28/j1dJz0gnmg1PiWLLgDfl200H8de6TEA=~-1~-1~1775665064~AAQAAAAF%2f%2f%2f%2f%2f7tSsMeEuLj%2fZGWM2QI0twQSaiJnqbb7b5sqC2gTY%2f2c9S%2fn2hoV+NvOmmyzn0HUevp6QhlVdeNHXklNIsALXfV%2fTc%2fVEGg2DJ6Y~-1
Expires:4/8/2027

bm_s

.costco.com

HttpOnly Secure
Value
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
Expires:5/9/2026

bm_so

.costco.com

Secure
Value
67E713DC7865DC634172D3BBD2F96720E90539276A69F8295A4C1769DC154BC8~YAAQDXHKF1Xm1mGdAQAAAbSrbQclpsQGUtzAJBtL2DcrzY+yv/jKiDfBl8lM1pAg2wXxRkNl0RS4cPsLFVGif629Lf/PJK/Su9yzzuSWJr0q41UPmZO5NEWpvIr7eXdVZUO5t/wRa9BJGlBMmVha2ZANEPBLYyloD0tEM70ytgsnAcrqIXTJgTbhy3ZGty2sy9fm+bAgEoSmOzWR2xyU31hKQsS123aAvAtipij3NudqayPcHPjG9IcCMo2TjuWriFP4aPZHcegPPZ2iIzehnmV91rKTA3hVCI7MwkHR1vYCzW3b36vmSq/4Xro95powjC69RN72ZF7m1pyTbOKXogJnFcDRU/uTC1PBJARXo5kkXUYTMwsy45zhZkt2lxuRSr2kydSFnWW3NxE+DuK/+gELwnEhLxIpGMjyeSbtdqyXkTl1g4EAFLGzeH3ckh5Q7OiOcWpuFbcks7fKYAjzWp9Wng==
Expires:4/9/2026

akaas_AS01

www.costco.com

Secure None
Value
2147483647~rv=53~id=6a1229f0d99742b95987cf749751bec7
Expires:Session

akavpau_zezxapz5yf

.www.costco.com

Secure None
Value
1775661766~id=1c0fb74226a34f16e08dd1c1559168be
Expires:Session

client-zip-short

www.costco.com

Value
90001
Expires:4/8/2026

bm_lso

.www.costco.com

Value
67E713DC7865DC634172D3BBD2F96720E90539276A69F8295A4C1769DC154BC8~YAAQDXHKF1Xm1mGdAQAAAbSrbQclpsQGUtzAJBtL2DcrzY+yv/jKiDfBl8lM1pAg2wXxRkNl0RS4cPsLFVGif629Lf/PJK/Su9yzzuSWJr0q41UPmZO5NEWpvIr7eXdVZUO5t/wRa9BJGlBMmVha2ZANEPBLYyloD0tEM70ytgsnAcrqIXTJgTbhy3ZGty2sy9fm+bAgEoSmOzWR2xyU31hKQsS123aAvAtipij3NudqayPcHPjG9IcCMo2TjuWriFP4aPZHcegPPZ2iIzehnmV91rKTA3hVCI7MwkHR1vYCzW3b36vmSq/4Xro95powjC69RN72ZF7m1pyTbOKXogJnFcDRU/uTC1PBJARXo5kkXUYTMwsy45zhZkt2lxuRSr2kydSFnWW3NxE+DuK/+gELwnEhLxIpGMjyeSbtdqyXkTl1g4EAFLGzeH3ckh5Q7OiOcWpuFbcks7fKYAjzWp9Wng==~1775661465391
Expires:5/8/2026

bm_ss

.costco.com

HttpOnly Secure None
Value
ab8e18ef4e
Expires:4/8/2026

C_LOC

www.costco.com

Value
CA
Expires:4/8/2026

bm_sz

.costco.com

Value
277A83441B5313B5FF2455E9A163B431~YAAQDXHKF1bm1mGdAQAAAbSrbR8+ceXtRkhYTMB3Zav7nWHJW5NgYZuaDTl0LhbdTQCMrRMfh6lzJsKv9i5dIIquatlh+6I1IqqB0q4NKpxypiXcqxJmfLNk/vQ30RWSJVTw/NEuC+xvkzzychLhNb8rn7iJgcBXvlhHj/AH0GZNU4iwoGPco1EP3lVqWcLV4/NCpzfQlWa0FpZ7yT141UQL1I36x8C7KYV5KYxeaCIHJH3XZxwv5tUDxh5PjE59QLrB9wj0R8ThA4GUEuSZIpZyCQCWuplS1jHzJ6jVVFnCHiMeBl5/1EPTJFGc2IYLKR12lA+ffxOXTxYglAL21BuElaRvujchO4WcrgPVJavc0A/lqFU8gK0oIoNXWwSeLAjx5w==~4404020~3227952
Expires:4/8/2026

AKA_A2

.costco.com

HttpOnly Secure
Value
A
Expires:4/8/2026

RT

.www.costco.com

Lax
Value
"z=1&dm=www.costco.com&si=c005cd42-0d4d-40ef-aebb-959780fcf116&ss=mnq6zkq9&sl=1&tt=4dw&bcn=%2F%2F17de4c17.akstat.io%2F&ld=4e4"
Expires:4/15/2026

BCO

.costco.com

Secure
Value
pm3
Expires:Session

External Links 27

Customer Service

customerservice.costco.com

Analyze
Target URL
https://customerservice.costco.com/

Costco Next

costconext.com

Analyze
Target URL
https://costconext.com/cx376zz

Same DaySame Day

sameday.costco.com

Analyze
Target URL
https://sameday.costco.com/?utm_source=nav&zipcode=undefined

Business DeliveryBusiness Delivery

www.costcobusinessdelivery.com

Analyze
Target URL
https://www.costcobusinessdelivery.com/

PharmacyPharmacy

rx.costco.com

Analyze
Target URL
https://rx.costco.com/

TravelTravel

www.costcotravel.com

Analyze
Target URL
https://www.costcotravel.com/?utm_source=costco.com&utm_medium=fly_down&utm_campaign=mkt&utm_term=www.costcotravel.com&utm_content=20260202

Untitled Link

sameday.costco.com

Analyze
Target URL
https://sameday.costco.com/store/costco/storefront?utm_source=nav

Investor RelationsInvestor Relations

investor.costco.com

Analyze
Target URL
https://investor.costco.com/overview/default.aspx

The Costco ConnectionThe Costco Connection

www.costcoconnection.com

Analyze
Target URL
https://www.costcoconnection.com/

Credit Card

citicards.citi.com

Analyze
Target URL
https://citicards.citi.com/usc/LPACA/Costco/cards/Dual/PartnerPS/index.html?promocode=Membership58N

Preventing Fraud

customerservice.costco.com

Analyze
Target URL
https://customerservice.costco.com/app/answers/answer_view/a_id/1174

Shipping

customerservice.costco.com

Analyze
Target URL
https://customerservice.costco.com/app/answers/answer_view/a_id/1152/loc/en_US?r=search

Returns and Exchanges

customerservice.costco.com

Analyze
Target URL
https://customerservice.costco.com/app/answers/answer_view/a_id/6874

Returns Policy

customerservice.costco.com

Analyze
Target URL
https://customerservice.costco.com/app/answers/answer_view/a_id/1191

Grocery by Instacart

sameday.costco.com

Analyze
Target URL
https://sameday.costco.com/?zipcode=

Canada

www.costco.ca

Analyze
Target URL
https://www.costco.ca/

United Kingdom

www.costco.co.uk

Analyze
Target URL
https://www.costco.co.uk/

South Korea

www.costco.co.kr

Analyze
Target URL
https://www.costco.co.kr/

Japan

www.costco.co.jp

Analyze
Target URL
https://www.costco.co.jp/

Iceland

www.costco.is

Analyze
Target URL
https://www.costco.is/

France

www.costco.fr

Analyze
Target URL
https://www.costco.fr/

Spain

www.costco.es

Analyze
Target URL
https://www.costco.es/

New Zealand

www.costco.co.nz

Analyze
Target URL
https://www.costco.co.nz/

Sweden

www.costco.se

Analyze
Target URL
https://www.costco.se/

Costco Facebook

www.facebook.com

Analyze
Target URL
https://www.facebook.com/costco

Costco Pinterest

www.pinterest.com

Analyze
Target URL
https://www.pinterest.com/costco

Costco Instagram

www.instagram.com

Analyze
Target URL
https://www.instagram.com/Costco/

Requested Domains 15

17de4c17.akstat.io

Unknown Type
No category information available

bfasset.costco-static.com

Unknown Type
No category information available

c.go-mpulse.net

Unknown Type
No category information available

cdn.cookielaw.org

Unknown Type
No category information available

cdn.intake-lr.com

Unknown Type
No category information available

costco.com

Unknown Type
No category information available

ecom-api.costco.com

Unknown Type
No category information available

gdx-api.costco.com

Unknown Type
No category information available

geocodeservice.costco.com

Unknown Type
No category information available

media-cdn.costco.com

Unknown Type
No category information available

r.intake-lr.com

Unknown Type
No category information available

s.go-mpulse.net

Unknown Type
No category information available

search.costco.com

Unknown Type
No category information available

transcend-cdn.com

Unknown Type
No category information available

www.costco.com

Subdomain
Categories
EcommerceShopping & Auctions
LinkCheck

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