| Property | Value |
| Name | Illinois Century Network |
| Organization | Illinois Century Network |
| nmatkin@ILLINOIS.NET | |
| Address | 120 W Jefferson |
| Zip Code | 62702 |
| City | Springfield |
| State | IL |
| Country | US |
| Phone | +1.8003668768 |
| Fax | +1.2177859460 |
| NameServer | NS1.ILLINOIS.NET |
| Created | 1991-06-03 04:00:00 |
| Changed | 2015-01-28 23:27:06 |
| Expires | 2016-06-02 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2026-01-28 | 206.166.17.200 (ClassC) |
| Date | Domain |
| rochester3a.net | 2015-06-03 |
| ccc.edu | 2015-09-04 |
| jjc.edu | 2015-09-04 |
| parkland.edu | 2015-09-04 |
| rockvalleycollege.edu | 2015-09-04 |
| swic.edu | 2015-09-04 |
| 2paws.net | 2016-01-30 |
| cicd99.edu | 2016-05-27 |
| barringtonarealibrary.com | 2016-09-28 |
| ilvirtual.net | 2016-10-02 |
| peoriaroe48.net | 2016-10-04 |
| dps61.org | 2016-10-25 |
| ccsd15.net | 2016-11-08 |
| seminary.edu | 2017-01-09 |
| Date | Domain | IP |
| NS1.ILLINOIS.NET | 2015-06-04 | 206.166.83.22 |
| ns1.illinois.net | 2026-01-21 | 206.166.61.22 |
| NS2.ILLINOIS.NET | 2026-01-28 | 206.166.17.200 |
| US2.ILLINOIS.NET | 2025-10-22 | 206.166.17.15 |