AS33661
CMCS
Comcast Cable Communications, LLC
Registry
Authoritative registration data
- AS number
- 33661
- Name
- CMCS
- Organisation
- Comcast Cable Communications, LLC
- Country
- —
- RIR
- ARIN
- Registered
IPv4 prefixes
6
IPv6 prefixes
15
Total announced
21
Announced prefixes
Observed in BGP by route collectors, not a registry allocation list
| 50.218.97.0/24 | IPv4 | /24 | not checked | |
| 50.220.33.0/24 | IPv4 | /24 | not checked | |
| 50.226.0.0/24 | IPv4 | /24 | not checked | |
| 50.227.97.0/24 | IPv4 | /24 | not checked | |
| 50.236.155.0/24 | IPv4 | /24 | not checked | |
| 50.237.76.0/24 | IPv4 | /24 | not checked | |
| 2001:559:135::/48 | IPv6 | /48 | not checked | |
| 2001:559:4ed::/48 | IPv6 | /48 | not checked | |
| 2001:559:4ee::/48 | IPv6 | /48 | not checked | |
| 2001:559:731::/48 | IPv6 | /48 | not checked | |
| 2001:559:830d::/48 | IPv6 | /48 | not checked | |
| 2001:559:8320::/48 | IPv6 | /48 | not checked | |
| 2001:559:8462::/48 | IPv6 | /48 | not checked | |
| 2001:559:85d6::/48 | IPv6 | /48 | not checked | |
| 2001:559:864f::/48 | IPv6 | /48 | not checked | |
| 2001:559:878c::/48 | IPv6 | /48 | not checked | |
| 2001:559:87d4::/48 | IPv6 | /48 | not checked | |
| 2001:559:c202::/48 | IPv6 | /48 | not checked | |
| 2001:559:c22b::/48 | IPv6 | /48 | not checked | |
| 2001:559:c4b9::/48 | IPv6 | /48 | not checked | |
| 2001:559:c4ea::/48 | IPv6 | /48 | not checked |
No rows match “”.
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Internet Exchanges
Exchanges where this network has a listed peering LAN connection
No Internet Exchange memberships found
The exchange directory has no current membership records for this AS.
Exchange membership means the network has a listed connection; it does not prove peering with other members.
Observed adjacencies
Networks seen next to AS33661 in BGP paths by route collectors.
Observed upstreams
1 networks seen before AS33661 in AS paths
| Families | |||
|---|---|---|---|
| AS7922 COMCAST-7922 | 4,557 | 18,783 |
v4
v6
|
No rows match “”.
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Observed downstreams
23 networks seen after AS33661 in AS paths
| Families | |||
|---|---|---|---|
| AS46576 LOEWS-HOTELS-ORLANDO | 281 | 2,997 |
v4
|
| AS63402 UCDP-ORLCORP | 294 | 1,408 |
v4
|
| AS17035 NBCUNI-17035 | 546 | 1,323 |
v4
|
| AS26876 CHICOS | 283 | 983 |
v4
|
| AS54113 FASTLY | 352 | 669 |
v4
v6
|
| AS63264 ACW-ASN | 274 | 666 |
v4
|
| AS46999 CREWSBANKCORP | 267 | 666 |
v4
|
| AS6931 RINGLING | 264 | 660 |
v4
|
| AS53937 SMH-AS-NO | 198 | 482 |
v4
|
| AS401671 ACCESSPARKS-POPS | 247 | 334 |
v6
|
| AS54119 WHITESKY-COMMUNICATIONS-2 | 260 | 333 |
v4
|
| AS36040 YOUTUBE | 257 | 332 |
v4
|
| AS36763 WBBH | 258 | 331 |
v4
|
| AS396910 AS-LCPA-14 | 235 | 307 |
v4
|
| AS398641 CHCFLORG-001 | 68 | 85 |
v4
|
| AS395036 CITYOFSANIBEL | 36 | 77 |
v4
|
| AS30415 SCG-BGP01 | 17 | 42 |
v4
|
| AS398743 NEMOURS | 6 | 35 |
v4
|
| AS23206 | 26 | 29 |
v4
|
| AS395659 SEAWORLD-PARKS-AND-ENTERTAINMENT | 10 | 13 |
v4
|
| AS396291 NCH-HEALTHCARE-SYSTEM | 10 | 13 |
v4
|
| AS23542 CWI-FNG-ASN | 6 | 7 |
v4
|
| AS53445 TVHEALTH | 1 | 1 |
v4
|
No rows match “”.
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