| Property | Value |
| Name | 615 West 131st Street |
| hostmaster@columbia.edu | |
| Address | CUIT - 5th Floor |
| City | New York, NY 10027 |
| Country | UNITED STATES |
| NameServer | DNS2.ITD.UMICH.EDU |
| Created | 1985-07-05 00:00:00 |
| Changed | 2012-12-13 00:00:00 |
| Expires | 2015-07-31 00:00:00 |
| Date | IP Address |
| 2019-02-16 | 54.165.161.177 (ClassC) |
| 2024-05-06 | 50.17.202.119 (ClassC) |
| 2024-05-15 | 44.206.201.73 (ClassC) |
| 2024-05-25 | 54.198.149.43 (ClassC) |
| 2024-06-29 | 54.236.171.165 (ClassC) |
| 2024-07-14 | 52.4.195.51 (ClassC) |
| 2024-10-03 | 34.225.76.123 (ClassC) |
| 2024-12-19 | 44.220.120.11 (ClassC) |
| 2025-01-20 | 3.220.219.63 (ClassC) |
| 2025-04-01 | 98.84.196.183 (ClassC) |
| 2025-04-13 | 52.6.48.162 (ClassC) |
| 2025-04-23 | 18.211.128.78 (ClassC) |
| 2025-05-01 | 34.230.229.215 (ClassC) |