| Property | Value |
| Name | Costco Wholesale Corporation |
| Organization | Costco Wholesale Corporation |
| admincontact@costco.com | |
| Address | 999 Lake Drive |
| Zip Code | 98027 |
| City | Issaquah |
| State | WA |
| Country | US |
| Phone | +1.4253138100 |
| Fax | +1.4254273120 |
| NameServer | a6-67.akam.net |
| Created | 1997-03-12 05:00:00 |
| Changed | 2017-01-12 17:28:09 |
| Expires | 2017-03-13 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2021-12-12 | 23.218.184.11 (ClassC) |
| 2023-08-06 | 23.206.49.117 (ClassC) |
| 2023-08-13 | 23.49.137.231 (ClassC) |
| 2023-08-25 | 23.223.183.9 (ClassC) |
| 2023-12-24 | 184.26.254.20 (ClassC) |
| 2024-01-27 | 23.201.175.189 (ClassC) |
| 2024-03-26 | 104.86.36.79 (ClassC) |
| 2024-04-24 | 104.68.84.251 (ClassC) |
| 2024-06-13 | 23.59.35.63 (ClassC) |
| 2024-07-27 | 23.67.139.130 (ClassC) |
| 2024-10-14 | 92.123.150.10 (ClassC) |
| 2024-10-24 | 23.207.143.131 (ClassC) |
| 2024-11-01 | 23.5.255.138 (ClassC) |
| 2024-11-14 | 69.192.27.142 (ClassC) |
| 2024-11-24 | 23.198.163.130 (ClassC) |
| 2024-12-12 | 104.102.56.52 (ClassC) |
| 2025-01-07 | 184.85.71.167 (ClassC) |
| 2025-01-12 | 104.68.109.210 (ClassC) |
| 2025-02-03 | 23.59.205.180 (ClassC) |
| 2025-02-24 | 184.30.95.180 (ClassC) |
| 2025-03-15 | 104.73.79.215 (ClassC) |
| 2025-04-27 | 23.6.111.127 (ClassC) |
| 2025-05-07 | 88.221.156.143 (ClassC) |
| 2025-05-17 | 69.192.36.153 (ClassC) |
| Date | Domain | IP |
| ppe1.costcotravel.com | 2023-08-25 | 23.74.133.131 |
| heron1.costcotravel.com | 2025-03-23 | 142.127.104.22 |
| api12.costcotravel.com | 2025-03-17 | 170.167.255.19 |
| api.costcotravel.com | 2025-03-21 | 170.167.255.19 |
| m.costcotravel.com | 2025-04-05 | 23.6.111.127 |
| www.costcotravel.com | 2023-08-26 | 104.100.70.126 |