| Prefijo anunciado | Description | País | Prefijo Padre | RIR |
|---|
| 107.1.101.0/24 | Comcast Cable Communications, LLC | United States | 107.0.0.0/14 | ARIN |
| 192.110.220.0/23 | Baltimore County Public Schools | United States | | ARIN |
| 192.203.187.0/24 | Conduent Business Services, LLC | United States | | ARIN |
| 199.249.199.0/24 | MLK Software Services | United States | | ARIN |
| 204.52.186.0/24 | Synectics for Management Decisions, Inc. | United States | | ARIN |
| 208.87.105.0/24 | Center for American Progress | United States | 208.87.104.0/22 | ARIN |
| 216.145.192.0/20 | Shepherd University WV | United States | | ARIN |
| 50.169.100.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.169.18.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.169.21.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.169.98.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.201.252.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.202.117.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.202.155.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.202.217.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.203.251.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.204.116.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.204.128.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.205.18.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 50.205.74.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 2001:559:110::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:136::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:16a::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:1e1::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:1e7::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:202::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:214::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:219::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:240::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:246::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:25a::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:25b::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:282::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:284::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:288::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:2b6::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:2ca::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:2cb::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:2ee::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:2f3::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
