| AMP.COM | CSC Corporate Domains, Inc. | auth03.ns.uu.net auth50.ns.uu.net cbru.br.ns.els-gms.att.net cmtu.mt.ns.els-gms.att.net ns01m.tycoelectronics.com ns02m.tycoelectronics.com | 21.11.1989 | 20.11.2024 |
| MCI.COM | CSC Corporate Domains, Inc. | auth-ns1.verizonbusiness.com auth-ns2.verizonbusiness.com auth01.ns.uu.net auth200.ns.uu.net auth210.ns.uu.net auth50.ns.uu.net auth61.ns.uu.net | 11.12.1991 | 10.12.2025 |
| UUNET.COM | MarkMonitor Inc. | auth-ns1.verizonbusiness.com auth-ns2.verizonbusiness.com auth01.ns.uu.net auth50.ns.uu.net auth61.ns.uu.net | 14.12.1993 | 13.12.2021 |
| VERIZONBUSINESS.COM | MarkMonitor Inc. | auth-ns1.verizonbusiness.com auth-ns2.verizonbusiness.com auth01.ns.uu.net auth200.ns.uu.net auth210.ns.uu.net auth50.ns.uu.net auth61.ns.uu.net | 29.09.2003 | 29.09.2021 |