| Property | Value |
| Name | Domain Administrator |
| Organization | McGraw-Hill Global Education Holdings, LLC |
| hostmaster@mheducation.com | |
| Address | 2 Penn Plaza |
| Zip Code | 10121 |
| City | New York |
| State | NY |
| Country | US |
| Phone | +1.6094265291 |
| Fax | +1.6094265291 |
| NameServer | pdns85.ultradns.com |
| Created | 2000-06-08 21:53:21 |
| Changed | 2020-10-21 10:56:25 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2021-02-11 | 52.204.90.40 (ClassC) |
| 2021-02-11 | 34.231.47.98 (ClassC) |
| 2021-02-11 | 23.20.69.75 (ClassC) |
| 2021-08-20 | 52.87.19.114 (ClassC) |
| 2022-01-12 | 50.17.120.96 (ClassC) |
| 2022-01-12 | 54.204.140.251 (ClassC) |
| 2022-07-21 | 44.205.138.156 (ClassC) |
| 2022-07-21 | 54.234.34.62 (ClassC) |
| 2022-07-21 | 44.193.238.138 (ClassC) |
| 2023-10-11 | 54.85.34.254 (ClassC) |
| 2023-10-11 | 54.204.196.253 (ClassC) |
| 2023-10-11 | 18.213.184.145 (ClassC) |
| 2024-04-19 | 18.213.36.234 (ClassC) |
| 2024-04-23 | 54.86.124.224 (ClassC) |
| 2024-05-01 | 34.196.5.53 (ClassC) |
| 2024-05-01 | 35.170.215.67 (ClassC) |
| 2024-05-08 | 54.234.167.218 (ClassC) |
| 2024-05-15 | 35.153.220.193 (ClassC) |
| 2024-05-18 | 54.85.241.145 (ClassC) |
| 2024-05-27 | 34.238.237.158 (ClassC) |
| 2024-06-06 | 3.228.254.178 (ClassC) |
| 2024-06-21 | 35.170.176.145 (ClassC) |
| 2024-07-01 | 100.28.80.52 (ClassC) |
| 2024-07-18 | 3.216.178.206 (ClassC) |
| 2024-08-02 | 34.195.67.97 (ClassC) |
| 2024-08-18 | 34.237.92.84 (ClassC) |
| 2024-09-09 | 3.217.239.197 (ClassC) |
| 2024-10-18 | 3.223.216.232 (ClassC) |
| 2024-12-24 | 3.220.155.214 (ClassC) |