| 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 |
| 2022-05-20 | 54.164.138.84 (ClassC) |
| 2022-05-20 | 34.226.79.220 (ClassC) |
| 2022-07-26 | 34.227.125.215 (ClassC) |
| 2022-10-01 | 107.22.176.7 (ClassC) |
| 2022-10-01 | 52.0.134.176 (ClassC) |
| 2022-12-07 | 52.1.11.154 (ClassC) |
| 2022-12-07 | 18.235.76.110 (ClassC) |
| 2023-06-03 | 44.199.49.196 (ClassC) |
| 2023-06-03 | 3.228.159.76 (ClassC) |
| 2023-07-31 | 34.203.156.103 (ClassC) |
| 2023-07-31 | 34.200.208.83 (ClassC) |
| 2023-08-17 | 44.207.56.250 (ClassC) |
| 2023-08-17 | 3.211.14.154 (ClassC) |
| 2023-10-15 | 44.218.253.169 (ClassC) |
| 2023-10-15 | 3.87.148.88 (ClassC) |
| 2024-06-16 | 44.209.183.103 (ClassC) |
| 2024-06-16 | 23.23.151.190 (ClassC) |
| 2024-08-22 | 3.224.165.111 (ClassC) |
| 2024-08-22 | 18.214.253.238 (ClassC) |
| 2024-12-20 | 52.212.134.187 (ClassC) |
| 2025-01-15 | 18.213.214.68 (ClassC) |
| 2025-03-09 | 54.161.158.219 (ClassC) |
| 2025-03-11 | 52.204.38.75 (ClassC) |
| 2025-05-01 | 13.216.127.59 (ClassC) |
| 2025-05-13 | 54.165.130.167 (ClassC) |
| 2025-06-07 | 18.235.60.17 (ClassC) |
| 2025-06-11 | 3.224.59.170 (ClassC) |
| 2025-07-22 | 18.235.66.50 (ClassC) |
| 2025-08-09 | 34.224.44.167 (ClassC) |