| Property | Value |
| Name | Grossman, Robert |
| domains@opendatagroup.com | |
| Address | 400 Lathrop Ave |
| Zip Code | 60305 |
| City | River Forest |
| State | IL |
| Country | US |
| Phone | +1.7084888660 |
| Fax | +1.7084341254 |
| NameServer | NS-329.AWSDNS-41.COM |
| Created | 2008-03-21 22:27:22 |
| Changed | 2015-01-29 00:36:52 |
| Expires | 2024-05-20 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2015-02-24 | 54.231.15.44 (ClassC) |
| 2015-02-24 | 54.231.96.252 (ClassC) |
| 2015-03-21 | 54.231.8.220 (ClassC) |
| 2015-06-04 | 54.231.9.244 (ClassC) |
| 2015-12-17 | 54.231.18.252 (ClassC) |
| 2016-01-19 | 54.231.0.244 (ClassC) |
| 2021-02-27 | 99.84.79.66 (ClassC) |
| 2024-09-03 | 99.84.66.97 (ClassC) |
| 2025-02-12 | 99.84.66.14 (ClassC) |
| 2025-04-14 | 185.199.111.153 (ClassC) |
| 2025-07-14 | 185.199.110.153 (ClassC) |
| 2025-08-11 | 185.199.109.153 (ClassC) |
| Date | Domain | IP |
| blog.rgrossman.com | 2024-07-13 | 52.216.207.98 |
| papers.rgrossman.com | 2014-07-28 | 54.240.235.197 |
| www.rgrossman.com | 2015-02-24 | 54.231.96.252 |