| Property | Value |
| Name | Domain Admin |
| Organization | Citadel LLC |
| hostmaster@citadelgroup.com | |
| Address | 131 South Dearborn Street |
| Zip Code | 60603 |
| City | Chicago |
| State | IL |
| Country | US |
| Phone | +1.3123952525 |
| Fax | +1.3123952525 |
| NameServer | ns6.citadelgroup.info |
| Created | 1994-12-30 05:00:00 |
| Changed | 2013-11-27 09:20:42 |
| Expires | 2015-12-29 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2025-01-24 | 34.8.71.17 (ClassC) |
| Date | Domain | IP |
| mx1.citadel.com | 2013-12-04 | 64.22.160.13 |
| recruiting-api-qa.citadel.com | 2025-01-24 | 34.8.71.17 |
| www-test.citadel.com | 2024-08-20 | 104.18.32.183 |
| www.citadel.com | 2024-12-06 | 141.193.213.231 |