| 64.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 64.128.0.0/15 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 64.128.0.0/15 | WHOIS (ARIN) | Level 3 Parent, LLC | US |
| 64.128.0.0/15 | ARIN assigned | — | US |
| 64.128.0.0/20 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 64.128.144.0/20 | WHOIS (ARIN) | CLEARWIRE | US |
| 64.129.0.0/20 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 64.128.48.0/22 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.80.0/23 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.116.0/23 | BGP route | AS40244 Turnkey Internet Inc. | — |
| 64.128.116.0/23 | WHOIS (ARIN) | Turnkey Internet Inc. | US |
| 64.128.118.0/23 | WHOIS (ARIN) | Quality Vision International Inc. | US |
| 64.128.164.0/23 | BGP route | AS32899 Bresco Broadband | — |
| 64.128.164.0/23 | WHOIS (ARIN) | Bresco Broadband | US |
| 64.128.186.0/23 | WHOIS (ARIN) | Harris Interactive Inc. | US |
| 64.128.190.0/23 | BGP route | AS40244 Turnkey Internet Inc. | — |
| 64.129.82.0/23 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.129.192.0/23 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.0.0/24 | WHOIS (ARIN) | Hawaii Wireless Resources LLC | US |
| 64.128.2.0/24 | WHOIS (ARIN) | NOC SUPPORT | US |
| 64.128.5.0/24 | WHOIS (ARIN) | Tri-Net Solutions | US |
| 64.128.10.0/24 | WHOIS (ARIN) | GlobalHost.com | US |
| 64.128.11.0/24 | WHOIS (ARIN) | GlobalHost.com | US |
| 64.128.12.0/24 | WHOIS (ARIN) | NOC SUPPORT | US |
| 64.128.14.0/24 | BGP route | AS19233 Dialogix Telecom | — |
| 64.128.14.0/24 | WHOIS (ARIN) | Dialogix Telecom | US |
| 64.128.22.0/24 | WHOIS (ARIN) | Crossmark | US |
| 64.128.30.0/24 | WHOIS (ARIN) | One Source Networks Inc | US |
| 64.128.32.0/24 | WHOIS (ARIN) | SDN Global | US |
| 64.128.40.0/24 | WHOIS (ARIN) | Elon University | US |
| 64.128.44.0/24 | WHOIS (ARIN) | Moore & Van Allen | US |
| 64.128.52.0/24 | WHOIS (ARIN) | Calence | US |
| 64.128.62.0/24 | BGP route | AS395523 IGS Energy | — |
| 64.128.62.0/24 | WHOIS (ARIN) | IGS Energy | US |
| 64.128.63.0/24 | BGP route | AS394829 X1 Communcations Inc | — |
| 64.128.63.0/24 | WHOIS (ARIN) | X1 Communcations Inc | US |
| 64.128.70.0/24 | BGP route | AS23469 Highwoods Properties, Inc. | — |
| 64.128.70.0/24 | WHOIS (ARIN) | Highwood Properties / David Grubb | US |
| 64.128.79.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.82.0/24 | WHOIS (ARIN) | ZILLOW, INC. | US |
| 64.128.86.0/24 | WHOIS (ARIN) | CMD | US |
| 64.128.88.0/24 | WHOIS (ARIN) | TRM Corporation | US |
| 64.128.95.0/24 | BGP route | AS13434 CORVEL CORPORATION | — |
| 64.128.95.0/24 | WHOIS (ARIN) | CORVEL CORPORATION | US |
| 64.128.100.0/24 | BGP route | AS22984 Lightspeed Communications | — |
| 64.128.100.0/24 | WHOIS (ARIN) | Econotek Communications | US |
| 64.128.101.0/24 | BGP route | AS22984 Lightspeed Communications | — |
| 64.128.101.0/24 | WHOIS (ARIN) | Econotek Communications | US |
| 64.128.105.0/24 | BGP route | AS395355 ENVESTNET, INC | — |
| 64.128.105.0/24 | WHOIS (ARIN) | IP Logic | US |
| 64.128.114.0/24 | BGP route | AS19123 Ohio Transmission Corporation | — |
| 64.128.114.0/24 | WHOIS (ARIN) | Ohio Transmission Corporation | US |
| 64.128.115.0/24 | WHOIS (ARIN) | 2checkout.com | US |
| 64.128.123.0/24 | WHOIS (ARIN) | General Dynamics Information Technology, Inc. | US |
| 64.128.126.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.127.0/24 | WHOIS (ARIN) | Southern Tier Athletics, Inc. | US |
| 64.128.132.0/24 | WHOIS (ARIN) | Ensafe Inc. | US |
| 64.128.141.0/24 | WHOIS (ARIN) | Software Paradigms International Group, LLC | US |
| 64.128.142.0/24 | BGP route | AS18902 CMC II, LLC | — |
| 64.128.143.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.160.0/24 | WHOIS (ARIN) | Nomia Inc. | US |
| 64.128.165.0/24 | BGP route | AS32899 Bresco Broadband | — |
| 64.128.167.0/24 | BGP route | AS22984 Lightspeed Communications | — |
| 64.128.167.0/24 | WHOIS (ARIN) | Econotek Communications | US |
| 64.128.169.0/24 | WHOIS (ARIN) | Roberts Wesleyan | US |
| 64.128.170.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.177.0/24 | WHOIS (ARIN) | Global Spec | US |
| 64.128.178.0/24 | BGP route | AS29784 Greenlight Capital | — |
| 64.128.178.0/24 | WHOIS (ARIN) | Greenlight Capital, Inc. | US |
| 64.128.180.0/24 | BGP route | AS30061 Winsupply Inc. | — |
| 64.128.180.0/24 | WHOIS (ARIN) | Winsupply Inc. | US |
| 64.128.190.0/24 | WHOIS (ARIN) | Turnkey Internet Inc. | US |
| 64.128.191.0/24 | WHOIS (ARIN) | Turnkey Internet Inc. | US |
| 64.128.209.0/24 | BGP route | AS15232 Rodgers Builders | — |
| 64.128.209.0/24 | WHOIS (ARIN) | Rodgers Builders | US |
| 64.128.214.0/24 | WHOIS (ARIN) | Lance, Inc. | US |
| 64.128.216.0/24 | BGP route | AS26098 Greensboro Auto Auction | — |
| 64.128.216.0/24 | WHOIS (ARIN) | Greensboro Auto Auction | US |
| 64.128.217.0/24 | WHOIS (ARIN) | Piedmont Natural Gas | US |
| 64.128.225.0/24 | WHOIS (ARIN) | Internet Communications | US |
| 64.128.226.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.226.0/24 | WHOIS (ARIN) | Internet Communications | US |
| 64.128.236.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.128.251.0/24 | BGP route | AS16896 NCN | — |
| 64.128.252.0/24 | BGP route | AS53938 Next Horizon | — |
| 64.128.253.0/24 | BGP route | AS23314 Summit Broadband | — |
| 64.128.255.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.129.14.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 64.129.17.0/24 | BGP route | AS39956 Community Care Physicians, P.C. | — |
| 64.129.23.0/24 | BGP route | AS32899 Bresco Broadband | — |
| 64.129.37.0/24 | BGP route | AS5777 Ribbon Communications Operating Company, Inc. | — |
| 64.129.39.0/24 | BGP route | AS396245 KIRBY CORPORATION | — |
| 64.129.52.0/24 | BGP route | AS30672 QMACS | — |
| 64.129.77.0/24 | BGP route | AS393396 Technical Momentum, LLC | — |
| 64.129.78.0/24 | BGP route | AS20029 H5 Data Centers | — |
| 64.129.86.0/24 | BGP route | AS31787 Microport Orthopedics, Inc. | — |
| 64.129.105.0/24 | BGP route | AS11553 Mannatech, Incorporated | — |
| 64.129.120.0/24 | BGP route | AS32899 Bresco Broadband | — |
| 64.129.121.0/24 | BGP route | AS40277 Crouse Hospital | — |
| 64.129.123.0/24 | BGP route | AS40800 VEEAM SOFTWARE CORPORATION | — |
| 64.129.132.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |