| 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.com |
| Created | 1996-12-25 05:00:00 |
| Changed | 2014-12-20 06:21:35 |
| Expires | 2015-12-24 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2025-03-24 | 192.243.85.28 (ClassC) |