| Property | Value |
| Name | Robert Half International Inc. |
| Organization | IT Business Services |
| Itbizserv@rhii.com | |
| Address | 5720 Stoneridge Drive, Suite 3 |
| Zip Code | 94588-2700 |
| City | Pleasanton |
| State | CA |
| Country | US |
| Phone | +1.9255987000 |
| Fax | +1.9255987999 |
| NameServer | NS2.RHALF.COM |
| Created | 2003-10-31 20:05:30 |
| Changed | 2014-09-29 05:03:55 |
| Expires | 2016-10-30 23:59:59 |
| Registrar | CORPORATE DOMAINS, I |
| Date | IP Address |
| 2024-12-26 | 3.163.158.92 (ClassC) |
| 2025-06-27 | 99.84.66.88 (ClassC) |
| 2025-09-25 | 99.84.66.34 (ClassC) |
| 2025-10-04 | 3.175.34.98 (ClassC) |
| 2025-12-21 | 3.175.34.123 (ClassC) |
| 2026-02-27 | 3.175.34.44 (ClassC) |