Routing security
AS33651 CMCS
Unclassified ARIN
Announcements
What this network originates
Every prefix observed with AS33651 as its origin, checked against RPKI and the IRR. Problems sort first.
| Prefix | RPKI | IRR | Vantage points |
|---|---|---|---|
| 9.142.118.0/23 | RPKI invalid · length | No IRR | 2 |
| 103.111.63.0/24 | RPKI invalid | IRR other origin | 1 |
| 138.226.196.0/22 | RPKI invalid · length | No IRR | 2 |
| 169.128.104.0/22 | RPKI invalid | IRR other origin | 1 |
| 169.128.228.0/22 | RPKI invalid | IRR other origin | 2 |
| 135.132.72.0/22 | RPKI invalid · length | IRR covering | 2 |
| 135.132.76.0/22 | RPKI invalid · length | IRR covering | 2 |
| 139.181.26.0/24 | No ROA | No IRR | 34 |
| 140.89.64.0/18 | No ROA | No IRR | 34 |
| 169.230.76.0/24 | No ROA | IRR other origin | 34 |
| 169.230.77.0/24 | No ROA | IRR other origin | 34 |
| 192.70.238.0/24 | No ROA | IRR other origin | 34 |
| 192.189.161.0/24 | No ROA | IRR other origin | 34 |
| 192.206.19.0/24 | No ROA | No IRR | 35 |
| 198.202.219.0/24 | No ROA | IRR other origin | 34 |
| 204.145.245.0/24 | No ROA | IRR other origin | 34 |
| 2620:10a:6000::/44 | No ROA | IRR other origin | 21 |
| 5.182.186.0/24 | RPKI valid | IRR other origin | 13 |
| 5.182.193.0/24 | RPKI valid | No IRR | 13 |
| 5.182.195.0/24 | RPKI valid | IRR other origin | 13 |
| 9.142.48.0/20 | RPKI valid | No IRR | 13 |
| 9.142.96.0/19 | RPKI valid | No IRR | 13 |
| 24.104.72.0/24 | RPKI valid | No IRR | 51 |
| 24.104.73.0/24 | RPKI valid | No IRR | 51 |
| 24.104.138.0/23 | RPKI valid | No IRR | 51 |
| 24.104.150.0/24 | RPKI valid | No IRR | 51 |
| 36.255.215.0/24 | RPKI valid | No IRR | 13 |
| 45.67.141.0/24 | RPKI valid | No IRR | 13 |
| 50.200.170.0/24 | RPKI valid | No IRR | 51 |
| 50.201.8.0/23 | RPKI valid | No IRR | 50 |
| 50.201.171.0/24 | RPKI valid | No IRR | 51 |
| 50.204.119.0/24 | RPKI valid | No IRR | 51 |
| 50.204.137.0/24 | RPKI valid | No IRR | 51 |
| 50.205.226.0/24 | RPKI valid | No IRR | 51 |
| 50.206.118.0/24 | RPKI valid | No IRR | 51 |
| 50.206.120.0/23 | RPKI valid | No IRR | 51 |
| 50.206.219.0/24 | RPKI valid | No IRR | 51 |
| 50.207.182.0/24 | RPKI valid | No IRR | 50 |
| 50.207.190.0/24 | RPKI valid | No IRR | 51 |
| 50.216.23.0/24 | RPKI valid | No IRR | 51 |
| 50.216.212.0/24 | RPKI valid | No IRR | 51 |
| 50.218.46.0/24 | RPKI valid | No IRR | 51 |
| 50.219.139.0/24 | RPKI valid | No IRR | 51 |
| 50.222.26.0/24 | RPKI valid | No IRR | 51 |
| 50.222.50.0/24 | RPKI valid | No IRR | 51 |
| 50.222.102.0/24 | RPKI valid | No IRR | 23 |
| 50.224.7.0/24 | RPKI valid | No IRR | 51 |
| 50.227.120.0/24 | RPKI valid | No IRR | 50 |
| 50.227.186.0/24 | RPKI valid | No IRR | 51 |
| 50.228.130.0/24 | RPKI valid | No IRR | 51 |
| 50.229.212.0/24 | RPKI valid | No IRR | 51 |
| 50.230.66.0/24 | RPKI valid | No IRR | 51 |
| 50.231.143.0/24 | RPKI valid | No IRR | 50 |
| 50.232.196.0/24 | RPKI valid | No IRR | 51 |
| 50.233.45.0/24 | RPKI valid | No IRR | 51 |
| 50.234.130.0/24 | RPKI valid | No IRR | 50 |
| 50.235.20.0/24 | RPKI valid | No IRR | 50 |
| 50.235.21.0/24 | RPKI valid | No IRR | 50 |
| 50.235.233.0/24 | RPKI valid | No IRR | 51 |
| 50.236.66.0/24 | RPKI valid | No IRR | 51 |
| 50.239.184.0/24 | RPKI valid | No IRR | 51 |
| 63.246.152.0/24 | RPKI valid | IRR other origin | 13 |
| 78.31.206.0/24 | RPKI valid | No IRR | 13 |
| 103.216.197.0/24 | RPKI valid | No IRR | 13 |
| 107.0.21.0/24 | RPKI valid | No IRR | 51 |
| 138.226.64.0/20 | RPKI valid | No IRR | 13 |
| 138.226.112.0/21 | RPKI valid | No IRR | 13 |
| 138.226.192.0/21 | RPKI valid | No IRR | 52 |
| 162.218.89.0/24 | RPKI valid | No IRR | 13 |
| 185.22.43.0/24 | RPKI valid | No IRR | 13 |
| 185.201.43.0/24 | RPKI valid | No IRR | 13 |
| 209.23.201.0/24 | RPKI valid | No IRR | 51 |
| 209.23.253.0/24 | RPKI valid | No IRR | 51 |
| 2001:559:1c0::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:1c1::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:1ed::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:2ac::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:2dd::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:2e6::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:3bd::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:3be::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:4ac::/48 | RPKI valid | No IRR | 29 |
| 2001:559:6b::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:6e::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:7b1::/48 | RPKI valid | No IRR | 29 |
| 2001:559:9c::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:9d::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:9e::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:17e::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:20e::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:21a::/48 | RPKI valid | No IRR | 29 |
| 2001:559:24f::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:35b::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:37e::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:39c::/48 | RPKI valid | No IRR | 29 |
| 2001:559:53e::/48 | RPKI valid | No IRR | 29 |
| 2001:559:55a::/48 | RPKI valid | No IRR | 29 |
| 2001:559:77::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:78::/48 | RPKI valid | IRR other origin | 29 |
| 2001:559:80a9::/48 | RPKI valid | No IRR | 29 |
RPKI · ROAs
Route origin authorisations
Signed statements by address holders that AS33651 may originate these prefixes, up to the maximum length shown.
Showing 200 of 4,889.
ROA-based and RPKI-valid-only prefix lists for routers are on asn.ipinfo.app.
RPKI · ASPA
Declared transit providers
No ASPA record This network has not published an ASPA object. ASPA lets a network sign the list of its transit providers, so routers can reject paths that route through anyone else (route leaks). Only a few thousand networks publish one so far, so its absence is normal.
IRR
Registered route objects
Route objects naming AS33651 as origin, across RADb, the RIR registries, ALTDB and NTTCOM. Objects that are registered but not announced come first: a stale object lets anyone who can spoof this origin through an IRR-built filter.
| Prefix | Source | Description | Maintainer | Changed | Routing |
|---|---|---|---|---|---|
| 23.230.200.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.201.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.203.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.204.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.205.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.206.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 23.230.207.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 50.145.0.0/17 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2025-09-04 | Not announced |
| 50.175.128.0/17 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2025-09-04 | Not announced |
| 50.176.128.0/19 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2026-05-29 | Not announced |
| 50.191.160.0/19 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2025-09-04 | Not announced |
| 67.160.192.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.161.0.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.161.64.0/20 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.164.0.0/17 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.169.0.0/17 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.169.128.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.170.192.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.174.192.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 67.188.0.0/16 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.86.142.0/23 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.86.248.0/23 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.87.76.0/24 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.87.192.0/21 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.87.226.0/23 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.87.251.0/24 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 68.87.252.0/24 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 71.198.0.0/16 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 71.202.0.0/16 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 71.204.128.0/18 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 74.93.0.0/20 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 74.95.0.0/20 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 74.120.252.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 74.120.253.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 74.120.254.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 74.120.255.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 75.144.16.0/20 | RADB | Comcast Cable Communications, Inc. | MAINT-AS7922 | 2023-11-13 | Not announced |
| 96.217.170.0/23 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2026-05-29 | Not announced |
| 100.42.16.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 100.42.17.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-10-09 | Not announced |
| 138.226.64.0/21 | RIPE | — | MNT-US-AVIATION-1 | 2025-09-02 | Not announced |
| 169.128.80.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 169.128.81.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 169.128.82.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 169.128.83.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-08-06 | Not announced |
| 169.128.124.0/22 | ARIN | EIDC.NET LLC | MNT-EL-1186 | 2026-07-22 | Not announced |
| 169.128.204.0/22 | ARIN | RTSHosting LLC | MNT-RL-932 | 2026-07-22 | Not announced |
| 184.117.64.0/18 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2026-01-09 | Not announced |
| 2001:558:a021::/48 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2026-01-09 | Not announced |
| 2603:3084::/32 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2026-01-09 | Not announced |
| 5.182.194.0/24 | RIPE | — | US-FXCAPITAL-1-MNT | 2025-11-21 | Announced |
| 16.5.8.0/23 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 16.5.8.0/23 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 23.230.200.0/21 | ARIN | EGIHosting | MNT-EGNL-1 | 2026-09-04 | Announced |
| 40.27.174.0/23 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 40.27.174.0/23 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 50.207.216.0/24 | ARIN | Comcast Cable Communications, LLC | MNT-CCCS | 2025-03-06 | Announced |
| 63.246.148.0/24 | RIPE | — | US-FXCAPITAL-1-MNT | 2025-11-21 | Announced |
| 63.246.159.0/24 | RIPE | — | US-FXCAPITAL-1-MNT | 2025-11-21 | Announced |
| 64.84.96.0/21 | ARIN | Used by EndUser | MNT-DCL-577 | 2025-01-07 | Announced |
| 64.84.96.0/21 | RADB | autogen | MAINT-AS834 | 2023-11-20 | Announced |
| 64.84.120.0/21 | ARIN | Used by EndUser | MNT-DCL-577 | 2025-01-07 | Announced |
| 64.84.120.0/21 | RADB | autogen | MAINT-AS834 | 2023-11-20 | Announced |
| 69.91.146.0/24 | ARIN | WiredISP Inc. | MNT-WIRED-21 | 2025-10-31 | Announced |
| 71.19.136.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 71.19.136.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 71.19.137.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 71.19.137.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 71.19.138.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 71.19.138.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 71.19.139.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 71.19.139.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 74.1.24.0/23 | ARIN | GTT Americas, LLC | MNT-GAL-104 | 2026-08-25 | Announced |
| 74.1.24.0/23 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 74.120.252.0/22 | ARIN | Netaiclould LLC | MNT-NL-883 | 2026-07-27 | Announced |
| 100.42.16.0/23 | ARIN | Fork Networking, LLC | MNT-FORKN | 2026-09-03 | Announced |
| 104.247.212.0/23 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 104.247.212.0/23 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 107.158.6.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 107.158.6.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 107.158.7.0/24 | ARIN | Eonix Corporation | MNT-EONIX | 2026-08-25 | Announced |
| 107.158.7.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 107.158.164.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 107.158.164.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 107.158.165.0/24 | ARIN | Used by EndUser | MNT-DCL-577 | 2026-08-25 | Announced |
| 107.158.165.0/24 | RADB | autogen | MAINT-AS834 | 2026-08-25 | Announced |
| 135.132.64.0/19 | RIPE | — | MNT-US-AVIATION-1 | 2026-03-11 | Announced |
| 138.226.48.0/21 | RIPE | — | MNT-US-AVIATION-1 | 2026-06-16 | Announced |
| 162.218.64.0/23 | ARIN | Fork Networking, LLC | MNT-FORKN | 2026-09-03 | Announced |
| 169.128.80.0/22 | ARIN | TarekWell LLC | MNT-TAREK-1 | 2026-07-27 | Announced |
| 169.128.124.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.125.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.126.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.127.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.204.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.205.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.206.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 169.128.207.0/24 | RADB | Route for AS33651 | MAINT-AS55201 | 2026-07-22 | Announced |
| 185.201.41.0/24 | RIPE | — | US-FXCAPITAL-1-MNT | 2025-11-21 | Announced |
| 198.145.106.0/24 | ARIN | 20 Point Networks LLC | MNT-PNL-71 | 2026-03-30 | Announced |
| 209.222.242.0/23 | ARIN | Castle VPN | MNT-CV-19 | 2026-09-03 | Announced |
| 216.170.120.0/24 | ARIN | WiredISP Inc. | MNT-WIRED-21 | 2025-10-31 | Announced |
| 2a0c:1900::/29 | RIPE | — | US-FXCAPITAL-1-MNT | 2025-10-22 | Announced |
IRR
AS-sets
The as-set is what upstreams expand to build this network's customer filter. Sets that list AS33651 directly show who expects to carry it.
| AS-set | Where | Relationship |
|---|---|---|
AS-17117IMPORT | ARIN | Lists AS33651 as a direct member |
AS-COMCAST-IBONE | RADB | Lists AS33651 as a direct member |
AS-COMCAST-RANS | RADB | Lists AS33651 as a direct member |
AS7922:AS-COMCAST-RANS | ARIN | Lists AS33651 as a direct member |
RPKI from rpki-client, validated 2026-10-15 12:09 UTC. IRR from ARIN, RADB, RIPE, ALTDB, APNIC, LACNIC, NTTCOM, AFRINIC, collected 2026-10-15. Cross-check on bgp.he.net.