| 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 |
| 2015-06-04 | 206.166.83.22 (ClassC) |
| 2026-01-21 | 206.166.61.22 (ClassC) |
| Date | Domain |
| noctrl.edu | 2015-05-19 |
| learningcommunity202.org | 2015-05-20 |
| illinois.net | 2015-06-04 |
| cps.edu | 2015-09-04 |
| harpercollege.edu | 2015-09-04 |
| oakton.edu | 2015-09-04 |
| waubonsee.edu | 2015-09-04 |
| dacc.edu | 2015-12-13 |
| aurorapubliclibrary.org | 2015-12-21 |
| ic.edu | 2016-01-14 |
| arbor145.org | 2016-03-05 |
| src.edu | 2016-08-11 |
| kishwaukeecollege.edu | 2016-11-29 |
| ccsd66.org | 2016-12-06 |
| d47.org | 2016-12-08 |
| blueridge18.org | 2021-02-25 |
| 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 | 2026-01-21 | 206.166.17.200 |
| US2.ILLINOIS.NET | 2025-10-22 | 206.166.17.15 |