| Announced Prefix | Description | מדינה | קידומת הורה | רישות RIR |
|---|
| 50.231.29.0/24 | Comcast Cable Communications, LLC | United States | 50.128.0.0/9 | ARIN |
| 2001:559:12b::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:24d::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:38f::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:3cf::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:7d7::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:8165::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:8208::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:8465::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:8555::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:86fe::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:86ff::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:87cd::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:87ce::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:ba::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:bb::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:c151::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:c4a5::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:c4a6::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:c517::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
| 2001:559:c553::/48 | Comcast Cable Communications, LLC | United States | 2001:558::/29 | ARIN |
