Summary of my.costco.com [Desktop version] Website Security Test
Provided "as is" without any warranty of any kind.
Date/Time:Nov 6th, 2026 21:16 GMT+0
Server IP:151.101.139.52
Reverse DNS:-
Location:Montreal, Canada
Version:for desktop
Your final score:
- A
- B
- C
- F
A
Test Results Summary for my.costco.com
- One third-party web software dependancy was identified. It appears to be outdated, but no known vulnerabilities were detected. No Content Management System (CMS) was identified. One CMS component, JS-library or framework was identified: gatsby. Show details.
- Potential GDPR compliance issues were identified related to Privacy Policy, Cookie Disclaimer. Show details.
- No obvious PCI DSS compliance issues were detected for Requirements 6.3 and 6.4. Show details.
- Issues were identified with key security headers: missing Content-Security-Policy, X-Content-Type-Options, X-Frame-Options. Optional HTTP headers appear to be properly configured: Access-Control-Allow-Origin, Cache-Control. Show details.
- Content-Security-Policy headers are not present. Show details.
- One cookie detected; dtCookie has security or privacy-related configuration issues. Show details.
- No external requests were detected. Show details.
- No significant anti-scraping protections were detected. Show details.
- DNS CNAME record detected; DNSSEC signatures are not present. Show details.
Compliance Summary for my.costco.com
- GDPR Compliance Failed: Potential GDPR compliance issues were identified related to Privacy Policy, Cookie Disclaimer.
- PCI DSS Compliance Passed: No obvious PCI DSS compliance issues were detected for Requirements 6.3 and 6.4.
- PDF Certificate and Badge
- Web Server Configuration Test
- Web Software Security Test
- GDPR Compliance Test
- PCI DSS Compliance Test
- HTTP Headers Security Test
- Content Security Policy (CSP) Test
- Cookies Privacy and Security Test
- External Content Security Test
- Protection from Data Scraping Test
- DNSSEC Configuration Test


