| 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 | corp-55w-ns1.mcgraw-hill.com |
| Created | 1998-10-23 04:00:00 |
| Changed | 2015-10-18 10:07:11 |
| Expires | 2016-10-22 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2020-08-12 | 3.0.69.21 (ClassC) |
| 2023-08-25 | 18.138.50.78 (ClassC) |
| 2024-03-31 | 3.0.220.186 (ClassC) |
| 2024-05-30 | 18.136.69.177 (ClassC) |
| 2024-09-11 | 18.138.57.20 (ClassC) |
| 2024-09-24 | 122.248.201.220 (ClassC) |
| 2024-09-30 | 54.254.236.202 (ClassC) |
| 2024-10-26 | 13.228.155.128 (ClassC) |
| 2024-12-15 | 3.1.19.255 (ClassC) |
| 2025-01-03 | 18.138.156.158 (ClassC) |
| 2025-03-17 | 13.250.224.16 (ClassC) |
| 2025-03-26 | 13.250.150.53 (ClassC) |
| 2025-04-17 | 54.169.82.24 (ClassC) |
| 2025-05-06 | 54.179.27.170 (ClassC) |