| 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 |
| 2019-02-21 | 143.204.214.22 (ClassC) |
| 2019-02-21 | 143.204.214.77 (ClassC) |
| 2019-02-21 | 143.204.214.84 (ClassC) |
| 2024-07-09 | 99.84.66.18 (ClassC) |
| 2024-07-23 | 99.84.66.85 (ClassC) |
| 2024-08-26 | 18.161.6.100 (ClassC) |
| 2024-09-08 | 99.84.66.50 (ClassC) |
| 2024-11-17 | 18.161.6.107 (ClassC) |
| 2024-12-19 | 99.84.66.9 (ClassC) |
| 2024-12-25 | 18.238.217.5 (ClassC) |