| Date | IP Address |
| 2021-04-20 | 23.211.41.31 (ClassC) |
| 2023-08-26 | 104.100.76.236 (ClassC) |
| 2023-10-31 | 23.198.161.79 (ClassC) |
| 2024-04-13 | 23.196.144.163 (ClassC) |
| 2024-07-22 | 104.90.246.21 (ClassC) |
| 2024-08-30 | 23.222.154.245 (ClassC) |
| 2024-11-25 | 23.198.152.83 (ClassC) |
| 2024-12-28 | 23.206.50.225 (ClassC) |
| 2025-01-13 | 23.218.185.113 (ClassC) |
| 2025-02-25 | 23.194.186.152 (ClassC) |
| 2025-06-01 | 23.55.140.164 (ClassC) |
| 2025-09-21 | 184.27.192.145 (ClassC) |
| 2026-01-25 | 96.7.158.164 (ClassC) |
| Date | Domain | IP |
| media.costco.is | 2024-04-13 | 3.163.24.66 |
| origin.costco.is | 2025-09-14 | 35.244.213.101 |
| bo.costco.is | 2025-09-14 | 35.190.46.103 |
| preprod2-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| media-preprod2-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| origin-preprod2-sip.costco.is | 2025-09-07 | 35.244.132.184 |
| bo-preprod2-sip.costco.is | 2025-09-14 | 35.190.0.97 |
| content-preprod2-sip.costco.is | 2025-09-07 | 34.98.91.19 |
| prod-sip.costco.is | 2023-08-26 | 104.100.76.236 |
| preprod-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| media-preprod-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| origin-preprod-sip.costco.is | 2025-09-14 | 35.241.21.213 |
| bo-preprod-sip.costco.is | 2025-09-07 | 35.244.225.220 |
| content-preprod-sip.costco.is | 2025-09-14 | 35.227.218.6 |
| perf-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| media-perf-sip.costco.is | 2023-08-25 | 23.196.192.202 |
| content.costco.is | 2025-09-14 | 35.244.233.131 |
| productsupport.costco.is | 2025-08-23 | 3.78.30.138 |
| www.costco.is | 2023-08-26 | 104.100.76.236 |