| 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 |
| 2016-07-14 | 52.85.209.112 (ClassC) |
| 2016-07-22 | 52.85.209.177 (ClassC) |
| 2016-07-23 | 54.192.122.194 (ClassC) |
| 2017-03-14 | 52.84.3.58 (ClassC) |
| 2017-05-29 | 52.84.56.73 (ClassC) |
| 2017-08-24 | 13.33.141.200 (ClassC) |
| 2017-09-10 | 13.33.141.17 (ClassC) |
| 2017-09-20 | 54.230.199.38 (ClassC) |
| 2017-10-24 | 13.32.150.61 (ClassC) |
| 2017-11-07 | 52.85.62.186 (ClassC) |
| 2017-12-04 | 52.222.232.109 (ClassC) |
| 2018-08-12 | 143.204.181.2 (ClassC) |
| 2018-12-21 | 52.84.141.42 (ClassC) |
| 2019-09-16 | 13.225.190.25 (ClassC) |
| 2019-10-08 | 13.224.132.116 (ClassC) |
| 2020-11-06 | 143.204.89.118 (ClassC) |
| 2024-12-06 | 141.193.213.231 (ClassC) |
| 2024-12-20 | 141.193.213.214 (ClassC) |
| 2025-01-24 | 141.193.213.24 (ClassC) |
| Date | Domain | IP |
| mx1.citadel.com | 2013-12-04 | 64.22.160.13 |
| recruiting-api-qa.citadel.com | 2024-11-25 | 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 |