| Property | Value |
| Name | AT&T Corp. |
| Organization | AT&T Corp. |
| rm-hostmaster@EMS.ATT.COM | |
| Address | 208 South Akard Street |
| Zip Code | 75202 |
| City | Dallas |
| State | TX |
| Country | US |
| Phone | +1.8003251898 |
| Fax | +1.2816649975 |
| NameServer | NS3.US.PRSERV.NET |
| Created | 1998-09-30 04:00:00 |
| Changed | 2015-01-28 23:16:35 |
| Expires | 2016-09-29 00:00:00 |
| Registrar | NETWORK SOLUTIONS, L |
| Date | IP Address |
| 2025-10-17 | 99.99.99.140 (ClassC) |
| Date | Domain |
| prserv.net | 2015-05-17 |
| attbusiness.net | 2015-06-20 |
| johansonmfg.com | 2015-12-13 |
| attglobal.com | 2017-01-10 |
| Date | Domain | IP |
| mx1.prserv.net | 2014-03-24 | 12.154.55.40 |
| mx2.prserv.net | 2014-04-25 | 12.154.55.40 |
| reg.prserv.net | 2025-10-13 | 20.65.12.121 |
| ns.nl.prserv.net | 2025-10-17 | 213.62.124.109 |
| ns1.us.prserv.net | 2025-10-12 | 68.94.156.140 |
| ns3.us.prserv.net | 2025-10-17 | 99.99.99.140 |
| ns4.us.prserv.net | 2025-10-16 | 99.99.99.142 |