| 50.0.0.0/8 | WHOIS (ARIN) | American Registry for Internet Numbers | US |
| 50.58.0.0/15 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 50.58.0.0/15 | WHOIS (ARIN) | Level 3 Parent, LLC | US |
| 50.58.0.0/15 | ARIN assigned | — | US |
| 50.58.56.0/21 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 50.58.8.0/22 | BGP route | AS11273 Fiserv Solutions, LLC | — |
| 50.58.8.0/22 | WHOIS (ARIN) | Fiserv Solutions, LLC | US |
| 50.58.108.0/22 | BGP route | AS394828 VALTECH ENTERPRISES, LLC | — |
| 50.58.108.0/22 | WHOIS (ARIN) | VALTECH ENTERPRISES, LLC | US |
| 50.59.32.0/22 | WHOIS (ARIN) | Macy's Systems and Technology, Inc. | US |
| 50.59.168.0/22 | WHOIS (ARIN) | University of Southern California | US |
| 50.59.240.0/22 | BGP route | AS16391 Celito Communications, LLC | — |
| 50.59.240.0/22 | WHOIS (ARIN) | Celito Communications, LLC | US |
| 50.58.16.0/23 | BGP route | AS14328 R.R. Donnelley and Sons, Co. | — |
| 50.58.16.0/23 | WHOIS (ARIN) | R.R. Donnelley and Sons, Co. | US |
| 50.58.112.0/23 | BGP route | AS394828 VALTECH ENTERPRISES, LLC | — |
| 50.58.112.0/23 | WHOIS (ARIN) | VALTECH ENTERPRISES, LLC | US |
| 50.58.142.0/23 | BGP route | AS26421 Ponderosa Cablevision | — |
| 50.58.142.0/23 | WHOIS (ARIN) | Ponderosa Cablevision | US |
| 50.58.218.0/23 | BGP route | AS26831 Cameron Communications, LLC | — |
| 50.58.218.0/23 | WHOIS (ARIN) | Cameron Communications, LLC | US |
| 50.58.230.0/23 | WHOIS (ARIN) | Alternative Choice Wireless, LLC | US |
| 50.59.102.0/23 | WHOIS (ARIN) | PointClick Technologies, LLC | US |
| 50.59.114.0/23 | BGP route | AS62802 Macy's Systems and Technology, Inc. | — |
| 50.59.114.0/23 | WHOIS (ARIN) | Macy's Systems and Technology, Inc. | US |
| 50.59.118.0/23 | BGP route | AS16391 Celito Communications, LLC | — |
| 50.59.118.0/23 | WHOIS (ARIN) | Celito Communications, LLC | US |
| 50.59.146.0/23 | BGP route | AS394828 VALTECH ENTERPRISES, LLC | — |
| 50.59.146.0/23 | WHOIS (ARIN) | VALTECH ENTERPRISES, LLC | US |
| 50.59.152.0/23 | BGP route | AS12025 Iron Mountain Data Center | — |
| 50.59.152.0/23 | WHOIS (ARIN) | Iron Mountain Data Center | US |
| 50.59.192.0/23 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.3.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.4.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.12.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.13.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.14.0/24 | BGP route | AS36434 Enterprise Products Company | — |
| 50.58.22.0/24 | WHOIS (ARIN) | Socorro Independent School District | US |
| 50.58.23.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.31.0/24 | BGP route | AS14096 First Rate, Inc. | — |
| 50.58.31.0/24 | WHOIS (ARIN) | First Rate | US |
| 50.58.43.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.44.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.45.0/24 | WHOIS (ARIN) | Premier Satellite | US |
| 50.58.50.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.62.0/24 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 50.58.63.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.74.0/24 | BGP route | AS36706 Atos IT Solutions and Services Inc | — |
| 50.58.75.0/24 | BGP route | AS55131 Special Operations Command | — |
| 50.58.81.0/24 | WHOIS (ARIN) | FEi Systems | US |
| 50.58.93.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.115.0/24 | WHOIS (ARIN) | 14 W Administrative Services LLC | US |
| 50.58.119.0/24 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 50.58.120.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.121.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.122.0/24 | BGP route | AS32763 Building Service 32BJ Benefit Funds | — |
| 50.58.122.0/24 | WHOIS (ARIN) | Building Service 32BJ Benefit Funds | US |
| 50.58.124.0/24 | WHOIS (ARIN) | General Parts | US |
| 50.58.129.0/24 | WHOIS (ARIN) | Bluespan Wireless, LLC | US |
| 50.58.130.0/24 | WHOIS (ARIN) | Blackstone Networks | US |
| 50.58.131.0/24 | BGP route | AS53787 Treasure Island, LLC | — |
| 50.58.131.0/24 | WHOIS (ARIN) | Treasure Island, LLC | US |
| 50.58.133.0/24 | WHOIS (ARIN) | Solekai | US |
| 50.58.134.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.138.0/24 | BGP route | AS20236 Beal Service Corporation | — |
| 50.58.138.0/24 | WHOIS (ARIN) | Beal Service Corporation | US |
| 50.58.153.0/24 | WHOIS (ARIN) | PSCU INCORPORATED | US |
| 50.58.154.0/24 | BGP route | AS17406 PSCU INCORPORATED | — |
| 50.58.154.0/24 | WHOIS (ARIN) | PSCU INCORPORATED | US |
| 50.58.162.0/24 | BGP route | AS19102 Patterson Companies, Inc. | — |
| 50.58.162.0/24 | WHOIS (ARIN) | Patterson Companies, Inc. | US |
| 50.58.163.0/24 | BGP route | AS26729 Midwest Internet, Inc. | — |
| 50.58.169.0/24 | BGP route | AS16981 Emmis Communications Corp. | — |
| 50.58.172.0/24 | BGP route | AS25920 | — |
| 50.58.180.0/24 | BGP route | AS7213 Mason Companies, Inc. | — |
| 50.58.180.0/24 | WHOIS (ARIN) | Mason Companies, Inc. | US |
| 50.58.183.0/24 | BGP route | AS3549 Level 3 Parent, LLC | — |
| 50.58.189.0/24 | WHOIS (ARIN) | Virtual Care Provider, Inc. | US |
| 50.58.190.0/24 | BGP route | AS394714 Data Recognition Corporation | — |
| 50.58.191.0/24 | BGP route | AS54030 Summit Solutions, LLC | — |
| 50.58.195.0/24 | BGP route | AS32822 C.O.P.S. Monitoring | — |
| 50.58.199.0/24 | BGP route | AS27637 Mission Pharmacal Company | — |
| 50.58.199.0/24 | WHOIS (ARIN) | Mission Pharmacal Company | US |
| 50.58.203.0/24 | BGP route | AS3356 Level 3 Parent, LLC | — |
| 50.58.210.0/24 | BGP route | AS19725 City Of Houston - Public Works | — |
| 50.58.218.0/24 | BGP route | AS26831 Cameron Communications, LLC | — |
| 50.58.252.0/24 | WHOIS (ARIN) | Fleetcor Technologies Operating Company, LLC | US |
| 50.59.3.0/24 | WHOIS (ARIN) | Caris Life Sciences | US |
| 50.59.4.0/24 | WHOIS (ARIN) | PSCU INCORPORATED | US |
| 50.59.56.0/24 | WHOIS (ARIN) | Devco Holdings | US |
| 50.59.62.0/24 | WHOIS (ARIN) | Robert W. Baird & Co. Incorporated | US |
| 50.59.65.0/24 | WHOIS (ARIN) | Tulsa Datacenter, LLC | US |
| 50.59.80.0/24 | WHOIS (ARIN) | Visual Net Design | US |
| 50.59.82.0/24 | WHOIS (ARIN) | CenturyLink Communications, LLC | US |
| 50.59.85.0/24 | WHOIS (ARIN) | CHR SOLUTIONS INC | US |
| 50.59.87.0/24 | WHOIS (ARIN) | Lifesize | US |
| 50.59.98.0/24 | WHOIS (ARIN) | ACI Solutions | US |
| 50.59.105.0/24 | WHOIS (ARIN) | Cooley LLP | US |
| 50.59.108.0/24 | WHOIS (ARIN) | EXL SERVICE.COM, LLC | US |
| 50.59.130.0/24 | WHOIS (ARIN) | thinkCSC | US |
| 50.59.133.0/24 | WHOIS (ARIN) | The Wasserstrom Company | US |