| 2001:1890:1ffe:4d00:: | 2001:1890:1ffe:4dff:ffff:ffff:ffff:ffff | SAN ANTONIO AEROSPACE |
| 2001:1890:1ffe:4e00:: | 2001:1890:1ffe:4eff:ffff:ffff:ffff:ffff | LEEWARD MEMBER, LLC |
| 2001:1890:1ffe:4f00:: | 2001:1890:1ffe:4fff:ffff:ffff:ffff:ffff | CONVIVA CARE SOLUTIONS LL |
| 2001:1890:1ffe:5000:: | 2001:1890:1ffe:50ff:ffff:ffff:ffff:ffff | GLOBAL TEL LINK CORPORATION |
| 2001:1890:1ffe:5100:: | 2001:1890:1ffe:51ff:ffff:ffff:ffff:ffff | NETWOLVES NETWORK SERVICES LL |
| 2001:1890:1ffe:5200:: | 2001:1890:1ffe:52ff:ffff:ffff:ffff:ffff | ESTES MCCLURE ASSOCIATES IN |
| 2001:1890:1ffe:5300:: | 2001:1890:1ffe:53ff:ffff:ffff:ffff:ffff | STATE OF TEXAS ONLY |
| 2001:1890:1ffe:5400:: | 2001:1890:1ffe:54ff:ffff:ffff:ffff:ffff | HCA INFORMATION TECHNOLOGY |
| 2001:1890:1ffe:5500:: | 2001:1890:1ffe:55ff:ffff:ffff:ffff:ffff | ACC-KESWICK COMMUNICATIONS INC |
| 2001:1890:1ffe:5600:: | 2001:1890:1ffe:56ff:ffff:ffff:ffff:ffff | NCIC INMATE COMMUNICATIONS |