| Property | Value |
| Name | Health Care Service Corporation |
| Organization | Health Care Service Corporation |
| domain@hcsc.net | |
| Address | 300 E RANDOLPH ST |
| Zip Code | 60601-5014 |
| City | CHICAGO |
| State | IL |
| Country | US |
| Phone | +1.3126536000 |
| Fax | +1.231231234 |
| NameServer | PDNS166.ULTRADNS.NET |
| Created | 1999-04-07 04:00:00 |
| Changed | 2015-01-28 23:22:44 |
| Expires | 2019-04-07 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2025-09-20 | 205.172.134.47 (ClassC) |
| Date | Domain | IP |
| securid-web.hcsc.net | 2025-07-03 | 20.225.104.29 |
| securemessage.hcsc.net | 2025-08-27 | 148.163.151.203 |
| findcare-shared.ui.hcsc.net | 2024-07-05 | 104.70.127.45 |
| cim.hcsc.net | 2025-01-24 | 205.172.134.27 |
| members.hcsc.net | 2024-01-09 | 184.28.93.88 |
| securid-web-azs.hcsc.net | 2025-01-24 | 205.172.134.47 |
| securid-web-wau.hcsc.net | 2025-09-20 | 205.172.134.47 |
| www.hcsc.net | 2025-07-20 | 205.172.134.47 |