| Property | Value |
| dnsadmin@nielsen.com | |
| NameServer | PDNS2.ULTRADNS.NET |
| Created | 1997-09-12 00:00:00 |
| Changed | 2014-04-11 00:00:00 |
| Expires | 2018-09-11 00:00:00 |
| Registrar | MARKMONITOR INC. |
| Date | IP Address |
| 2012-07-01 | 64.128.187.101 (ClassC) |
| 2025-08-05 | 138.108.26.73 (ClassC) |
| Date | Domain | IP |
| communications.harrispollonline.com | 2025-06-05 | 72.3.137.178 |
| www.harrispollonline.com | 2024-05-29 | 138.108.26.73 |