Captured Image: Desktop View as for
2025-11-20 16:02:32
How we scored costco.com
On-page:
Brands, Cybersecurity, Shopping, Deals, Sports, Games, Registration Form, Wholesale, Microsoft Software, AI-generated Text
SSL Certificate:
Issued by DigiCert Global G3 TLS ECC SHA384 2020 CA1 on September 4, 2025. Valid for: 12 months (TLS 1.3)
Verified Services:
Dtm
Adobe Dynamic Tag Management (Adobe Launch).
,
OneTrust
Privacy and security compliance platform.
,
Have I
Have I Been Pwned domain verification.
,
DocuSign
Electronic signature and agreement platform.
,
Atlassian
Software development tools (Jira, Confluence).
,
Intersight
,
Google Verification
Domain ownership verified by Google.
,
Onx
,
Postman
Postman API platform verification.
,
Microsoft 365
Microsoft cloud productivity suite (Office, email, etc.).
,
VMware Cloud
Cloud computing and virtualization.
,
Cisco Control Hub
Cisco device management platform.
,
Microsoft
Microsoft corporate services verification.
,
Facebook
Social media platform by Meta.
,
Dynatrace
Application performance monitoring.
,
Adobe IDP
Adobe Identity Management.
Last checked November 20, 2025 at 2:02 PM by
Gridinsoft Trust Model v2.2.9
Share this report?
Costco.com is an online retail website that offers a wide range of products including groceries, electronics, furniture, appliances, and more. It is the official website of Costco Wholesale, a membership-based warehouse club that operates in several countries. Customers can browse and purchase items online, and some products are available exclusively for Costco members. The website also provides information about membership benefits, promotions, and services offered by Costco.
We scanned costco.com and found it to be legitimate. Our analysis shows a high trust score of 80/100, indicating this website appears to be very safe to use.
Why is it rated 80/100?
Our security assessment reviewed multiple factors including domain age (29 years old - well established), registrar information (CSC Corporate Domains, Inc.), website popularity (ranked #2,174 globally), hosting location (US), website content and technology. Based on all the information gathered, we believe this website is legitimate.
Costco Digital Footprints
Brands
Cybersecurity
Shopping
Analysis indicates that costco.com operates as an e-commerce platform facilitating online transactions for goods or services. The website implements shopping cart functionality, payment processing systems, and product catalog features typical of commercial retail operations.
Deals
Sports
Games
Registration Form
The costco.com website implements data collection forms that may request personal information including names, email addresses, phone numbers, or other sensitive details. You should verify its legitimacy and review privacy policies before submitting personal data.
Wholesale
Microsoft Software
Cookie Consent
The website implements cookie consent mechanisms in compliance with privacy regulations such as GDPR or CCPA. This demonstrates that costco.com adheres to data protection standards and provides users with control over personal data collection practices.
Review System
The website integrates external review platforms enabling users to share experiences and rate products or services offered by costco.com. Review systems enhance transparency and facilitate informed decision-making, though review authenticity should be independently verified.
Social Media Links
The presence of social media links on the website indicates that it maintains official accounts on social media, which is a positive sign of credibility and engagement.
Long Term SSL Certificate
The SSL certificate for costco.com is valid for more than 6 months, indicating a long-term commitment to security and trust.
AI-generated Text
Content analysis suggests the website utilizes AI-generated text for primary content creation. While AI-generated content is not inherently problematic, it may indicate rapid website development without thorough editorial review. Based on security research, websites with extensive AI-generated content may correlate with reduced trustworthiness due to minimal human oversight in content creation.
Popular Site
Traffic analysis indicates costco.com receives substantial visitor volume, suggesting widespread user adoption and active utilization. High traffic levels generally correlate with legitimate operations and established user trust, though verification of traffic sources remains advisable.
Low Trustpilot Score
costco.com has a low Trustpilot score (1.8) based on 2757 reviews, indicating a low level of trust from customers. It is a bad sign of legitimacy!
Established Domain
The domain has maintained active status for an extended period, indicating operational stability and established web presence. This longevity for costco.com suggests legitimate business operations and sustained user engagement over time.
DNS Records
23.4.254.3 A
23.37.17.233 A
digicert.com CAA
certainly.com CAA
mx0b-001f9d01.pphosted.com MX
mx0a-001f9d01.pphosted.com MX
a14-67.akam.net SOA
Content Analysis
Original website content:
Welcome to Costco Wholesale
Shop Costco.com for electronics, computers, furniture, outdoor living, appliances, jewelry and more. Enjoy low warehouse prices on name-brands products delivered to your door
Mentioned hosts (36):
ecom-api.costco.comwww.costcoconnection.comc.go-mpulse.netwww.costco.frwww.costco.comwww.costco.co.nzwww.costco.com.twsameday.costco.comwww.costco.eswww.costco.com.mx
+26 more
Security Analysis
Detection Signatures:
These signatures are used to generate the security fingerprint below.
BrandsCybersecurityShoppingDealsSportsGamesRegistration FormWholesaleMicrosoft SoftwareCookie ConsentReview SystemSocial Media LinksLong Term SSL CertificateAI-generated TextPopular SiteLow Trustpilot ScoreEstablished DomainHigh Trust Score
Verified Services:
This domain has been verified by the following legitimate services and organizations, confirming authentic ownership and proper email security configuration.
Dtm
Adobe Dynamic Tag Management (Adobe Launch).
OneTrust
Privacy and security compliance platform.
Have I
Have I Been Pwned domain verification.
DocuSign
Electronic signature and agreement platform.
Atlassian
Software development tools (Jira, Confluence).
Intersight
Google Verification
Domain ownership verified by Google.
Onx
Postman
Postman API platform verification.
Microsoft 365
Microsoft cloud productivity suite (Office, email, etc.).
VMware Cloud
Cloud computing and virtualization.
Cisco Control Hub
Cisco device management platform.
Microsoft
Microsoft corporate services verification.
Facebook
Social media platform by Meta.
Dynatrace
Application performance monitoring.
Adobe IDP
Adobe Identity Management.
Costco.com is among the top 10,000 sites globally, drawing a high volume of traffic. Popular platforms can be attractive targets for scams or large-scale attacks, but they often employ robust security measures to detect and mitigate threats.
Get free access to monitor suspicious domains through our API.
Warning Summary
This section provides a detailed breakdown of security warnings from multiple trusted sources.
We gather verdicts from a range of security providers to assess the safety of the site. If any of these sources flag the site as potentially harmful, it will be marked with a warning. Each entry includes the source and their findings, allowing you to see the different assessments. This transparency ensures you have all the information needed to evaluate the site's risk.
If no warnings are issued, the site is considered safe based on the analysis from all checked sources. For more details, please review the individual findings below.
Trustpilot
Warned
BitDefender
Clean
CRDF
Clean
Google Safebrowsing
Clean
Phishing Database
Clean
Netcraft
Clean
Criminal IP
Clean
OpenPhish
Clean
ESET
Clean
CyRadar
Clean
Sophos
Clean
Costco.com blocked? Check the safety report created on November 20, 2025
Are You the Owner?
If you own Costco.com, we'd love to hear from you. If you'd like to challenge the trust score assigned, we're happy to take a closer look. You can write to us legal(at)gridinsoft.com. However, please be prepared to provide proof of your business's legitimacy. Introduce yourself with your real name. Please note, we never charge website owners for reviews or reconsideration requests. For more information, please review our Disclaimer.
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Help protect others by sharing this page on social media! The more people who know about costco.com, the fewer chances they have to deceive someone else.Help others discover a reliable costco.com by sharing this page on social media!
Help protect others by sharing this page on social media! The more people who know about costco.com, the fewer chances they have to deceive someone else. Help others discover a reliable costco.com by sharing this page on social media!