| 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 |
| 2020-10-13 | 23.198.6.27 (ClassC) |
| 2020-11-11 | 23.220.96.202 (ClassC) |
| 2020-12-07 | 172.232.13.9 (ClassC) |
| 2021-02-19 | 172.232.21.25 (ClassC) |
| 2021-11-29 | 23.66.127.188 (ClassC) |
| 2021-11-29 | 23.66.127.200 (ClassC) |
| 2023-01-17 | 184.30.31.88 (ClassC) |
| 2023-02-01 | 23.198.7.166 (ClassC) |
| 2023-06-16 | 23.62.35.17 (ClassC) |
| 2024-09-07 | 23.46.17.29 (ClassC) |
| 2024-10-04 | 23.46.17.30 (ClassC) |
| 2025-01-06 | 23.46.228.170 (ClassC) |
| 2025-01-14 | 23.46.228.179 (ClassC) |