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| A (IPv4) | 151.101.195.52151.101.67.52151.101.131.52151.101.3.52 |
| NS | a14-67.akam.neta9-66.akam.neta28-66.akam.neta5-64.akam.neta1-116.akam.neta6-64.akam.net |
| MX | 10 mx0b-001f9d01.pphosted.com10 mx0a-001f9d01.pphosted.com |
| TXT (30) |
Services configured via TXT:
Google4
DocuSign2
OneTrust2
Adobe
Adobe DTM
Atlassian
Dynatrace
Facebook / Meta
Microsoft 365
Ms
Postman
+13 other TXT record(s)
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| Registrar | CSC Corporate Domains, Inc. |
| Registered | 1997-03-17 |
| Expires | 2027-03-18 (in 150 days) |
| Last Updated | 2026-03-15 |
| Status | client transfer prohibitedserver delete prohibitedserver transfer prohibitedserver update prohibited |
| Subject (CN) | www.costco.com |
| Issuer | Certainly |
| Valid From | 2026-10-12 |
| Valid Until | 2026-11-11 (23 days left) |
| SANs (24) | costco.comcostco.pharmacycostcobusinessprinting.comcostcogas.comcostcogas.netcostcogasstation.comcostcogasstation.netcostcopharmacy.comcostcowaterdelivery.comcostcowholesale.comcpsia.costco.comks8userportal.comm.costco.compharmacy.costco.comwww.costco.comwww.costcobusinessprinting.comwww.costcogas.comwww.costcogas.netwww.costcogasstation.comwww.costcogasstation.net +4 more |
| Status | 200 |
| Server | N/A |
| Content-Type | text/html; charset=utf-8 |
| Final URL | https://www.costco.com/ |
| strict-transport-security | max-age=31536000;includeSubDomains |
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| cache-control | no-cache, no-store, must-revalidate, proxy-revalidate, private, max-age=0, s-maxage=0 |
| IP Address | 151.101.67.52 |
| Provider | Unknown |
| Organization | N/A |
| ASN | N/A |
| Location | N/A |
| Sitemap | Found 15 sitemaps (index) pages |
| Title | Welcome to Costco Wholesale |
| Description | 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 |
| Canonical URL | https://www.costco.com |
| Language | en-us |
| SPF | ✓ Present v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com -all |
| DMARC | ✓ Present v=DMARC1; p=reject; sp=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]; |
| MX Records | 10 → mx0b-001f9d01.pphosted.com 10 → mx0a-001f9d01.pphosted.com |
Not checked yet — data will appear after the first monitoring run.