| 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 |
| 2017-09-17 | 63.238.251.104 (ClassC) |
| 2017-11-23 | 92.122.122.137 (ClassC) |
| 2017-12-16 | 23.48.208.89 (ClassC) |
| 2018-04-12 | 23.10.240.58 (ClassC) |
| 2018-04-12 | 23.10.240.64 (ClassC) |
| 2018-06-25 | 216.3.51.106 (ClassC) |
| 2018-06-25 | 216.3.51.80 (ClassC) |
| 2018-11-20 | 96.17.177.70 (ClassC) |
| 2019-02-05 | 23.219.36.129 (ClassC) |
| 2019-02-05 | 184.50.239.170 (ClassC) |
| 2019-04-15 | 23.63.73.177 (ClassC) |
| 2019-08-31 | 23.220.96.202 (ClassC) |
| 2020-04-02 | 23.35.71.208 (ClassC) |
| 2020-06-11 | 69.192.7.74 (ClassC) |
| 2020-08-30 | 184.50.239.156 (ClassC) |
| 2021-01-08 | 23.198.6.159 (ClassC) |
| 2025-04-25 | 162.159.128.45 (ClassC) |
| 2025-05-01 | 162.159.138.44 (ClassC) |