AS33491 — Comcast - Chicago Comcast - Chicago
Description: Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mt Laurel, NJ 08054 US
Registry: LEVEL3
⚠️ CIRCL BGP Security Rank: 0.0136% (position 8177)
Direct Membership
Macros that directly list AS33491 as a member:
AS-CTBC-CUSTOMERS65(50 members)
AS-COMCAST-IBONE(132 members)
Expanded Membership
All macros containing AS33491 (directly or via nested macros): 45
Show 45 macros
AS-CTBC-CUSTOMERS65(50 ASNs)
AS-CTBC(11,413 ASNs)
AS-SEABONECUSTLA(11,515 ASNs)
AS-COMCAST-IBONE(19,609 ASNs)
AS-SEABONE(71,409 ASNs)
AS-DECIX-PMO-V6(72,294 ASNs)
AS25083:AS-DECIX-PMO-V6(72,294 ASNs)
AS-DECIX-PMO(72,297 ASNs)
AS25083:AS-DECIX-PMO(72,297 ASNs)
AS-EBONE(73,672 ASNs)
AS-ST1-UPSTREAMS(73,733 ASNs)
AS-DECIX-IST(73,942 ASNs)
AS20715:AS-DECIX-IST(73,942 ASNs)
AS-IX(76,712 ASNs)
AS-SPEED-IX(76,712 ASNs)
AS-1-IX(79,814 ASNs)
AS31561:AS-MEMBERS-AMS(79,814 ASNs)
AS31561:AS-MEMBERS(79,895 ASNs)
AS-STOLON-PEERING(79,897 ASNs)
AS-DATAIX(82,325 ASNs)
AS-DATAIX-UA(82,325 ASNs)
AS-10VPN-PEERS(82,586 ASNs)
AS-1-IX-WAW(82,799 ASNs)
AS3326:AS-PEERS-UA(83,796 ASNs)
AS3326:AS-UA(83,796 ASNs)
AS-GLOBEINTERNET(84,477 ASNs)
AS-GLOBEINTERNET-CLIENTS(84,477 ASNs)
AS-1-IX-WAW-V6(84,590 ASNs)
AS-KLNK-IX(85,102 ASNs)
AS-NL-IX-RS(85,102 ASNs)
AS-1-IX-V6(87,628 ASNs)
AS-SOX(90,571 ASNs)
AS59900:AS-B-IX-PARTNERS(90,888 ASNs)
AS-VIX-RS(90,892 ASNs)
AS-VIX-RS-V6(91,142 ASNs)
AS216369:AS-IX(91,206 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)
Upstream AS Paths
77 unique paths, avg length 2.6
AS Looking Glass
Upstream paths (matching graph above)
All 77 Upstream Paths
Complete list of all observed paths
AS33491 IPv4 Address Subnets (90)
| 164.68.0.0/18 | 🇺🇸 US | Forced Object Correction | SBIS-AS |
| 209.153.0.0/18 | 🇺🇸 US | Comcast Cable Communications, Inc. | COMCAST-IBONE |
| 164.68.64.0/19 | 🇺🇸 US | Forced Object Correction | SBIS-AS |
| 64.25.96.0/21 | 🇺🇸 US | COMCAST-33491 | |
| 50.220.4.0/22 | 🇺🇸 US | Comcast Cable Communications, Inc. 1800 Bishops Ga… | SAHS |
| 50.229.76.0/22 | 🇺🇸 US | COMCAST-33491 | |
| 107.0.182.0/23 | 🇺🇸 US | COMCAST-33491 | |
| 107.0.96.0/23 | 🇺🇸 US | COMCAST-33491 | |
| 107.1.102.0/23 | 🇺🇸 US | COMCAST-33491 | |
| 205.167.202.0/23 | 🇺🇸 US | COMCAST-33491 |
AS33491 IPv6 Address Subnets (240)
| 2001:558:300::/44 | 🇺🇸 US | COMCAST-33491 | |
| 2001:558:320::/44 | 🇺🇸 US | COMCAST-33491 | |
| 2001:558:3b0::/44 | 🇺🇸 US | COMCAST-33491 | |
| 2001:558:5005::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |
| 2001:558:5007::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |
| 2001:558:600d::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |
| 2001:558:6033::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |
| 2001:558:fe04::/47 | 🇺🇸 US | COMCAST-33491 | |
| 2001:558:fe3d::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |
| 2001:559:12d::/48 | 🇺🇸 US | Comcast Cable Communications, LLC | COMCAST-33491 |