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| CIDR range | Maintainer | Description | Source |
|---|---|---|---|
| 198.137.184.0/23 | MAINT-AS7922 | Comcast Cable Communications, Inc. | RADB |
| 208.79.121.0/24 | MAINT-AS7922 | Comcast Cable Communications, Inc. | RADB |
| 208.79.122.0/23 | MAINT-AS7922 | Comcast Cable Communications, Inc. | RADB |
| 2001:558:150::/44 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:190::/44 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:2e0::/44 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:4fec::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:5003::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:5008::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:5015::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:6041::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:6043::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:6044::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:fe1d::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:fe27::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:558:fe35::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:ac::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:df::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:164::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:178::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:1eb::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:1ec::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:28b::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:307::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:315::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:317::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:32f::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:332::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:36e::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:3d0::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:3e8::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:3f9::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:430::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:456::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:47f::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:4f8::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:516::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:79f::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:7f2::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:5002::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:5003::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:5004::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:80fa::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:811a::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:8125::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:817f::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:819a::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:81e8::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:83a9::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:844e::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:84c1::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:84ed::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:85c0::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:8651::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:8795::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:87da::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c072::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c0d9::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c0e2::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c115::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c11f::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c127::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c168::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c16c::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c190::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c193::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c1af::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c1bf::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c3ca::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c3ff::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c47a::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c4f3::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |
| 2001:559:c544::/48 | MNT-CCCS | Comcast Cable Communications, LLC | ARIN |