| Property | Value |
| Name | Host Master |
| Organization | The McGraw-Hill Companies Inc. |
| hostmaster@mcgraw-hill.com | |
| Address | 1221 Avenue of the Americas |
| Zip Code | 10020 |
| City | New York |
| State | NY |
| Country | US |
| Phone | +1.6094265291 |
| NameServer | pdns85.ultradns.biz |
| Created | 1995-01-31 05:00:00 |
| Changed | 2016-01-28 06:37:44 |
| Expires | 2017-02-01 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2024-09-13 | 44.196.191.27 (ClassC) |
| 2025-06-08 | 52.22.142.137 (ClassC) |
| 2025-06-12 | 52.71.55.106 (ClassC) |
| 2025-08-15 | 184.72.140.227 (ClassC) |
| 2025-10-15 | 18.233.34.161 (ClassC) |