| Property | Value |
| Name | Aon Corporation |
| Organization | Aon Corporation |
| dns_master@AON.COM | |
| Address | 123 N. Wacker Dr |
| Zip Code | 60606 |
| City | Chicago |
| State | IL |
| Country | US |
| Phone | +1.3127014027 |
| NameServer | argus.aon.com |
| Created | 1998-03-23 05:00:00 |
| Changed | 2016-03-18 05:24:45 |
| Expires | 2017-03-22 00:00:00 |
| Registrar | CSC CORPORATE DOMAIN |
| Date | IP Address |
| 2025-08-05 | 20.132.162.203 (ClassC) |