| 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 |
| 2016-11-21 | 23.57.36.84 (ClassC) |
| 2018-11-20 | 96.17.177.70 (ClassC) |
| 2019-02-04 | 23.215.15.223 (ClassC) |
| 2020-01-06 | 23.43.164.73 (ClassC) |
| 2020-05-17 | 172.232.15.96 (ClassC) |
| 2020-06-11 | 69.192.7.74 (ClassC) |
| 2020-08-30 | 184.50.239.156 (ClassC) |
| 2020-12-31 | 23.198.6.159 (ClassC) |
| 2025-04-23 | 162.159.128.45 (ClassC) |
| 2025-05-01 | 162.159.138.44 (ClassC) |