Autonomous System details
AS33667
Comcast Cable Communications, LLC — comcast.net
Summary
| Country |
 United States
|
| Organization | Comcast Cable Communications, LLC |
| Domain | comcast.net |
| Number of IPv4 | 22,272 |
| Number of IPv6 | 9.1878× 1025 |
| AS Type | ISP |
| Registry | ARIN |
| Allocated | February 16, 2005 (about 20 years ago) |
| Updated | January 25, 2021 (about 4 years ago) |
IP Ranges
AS33667 announces 22 IPv4 ranges and 61 IPv6 ranges.
That's a total of 22,272 IPv4 addresses and 9.1878× 1025 IPv6 addresses.
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 50.203.5.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.203.201.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.207.246.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.222.62.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 50.239.185.0/24 |
Comcast Cable Communications, LLC
|
256 | ARIN | ALLOCATION |
| 64.189.18.0/24 |
Apogee Acc Manzanita Square
|
256 | ARIN | REASSIGNMENT |
| 107.0.64.0/23 |
Comcast Cable Communications, LLC
|
512 | ARIN | ALLOCATION |
| 139.181.7.0/24 |
Siemens Industry Software Inc.
|
256 | ARIN | ALLOCATION |
| 140.89.64.0/18 |
EGAN
|
16,384 | ARIN | ALLOCATION |
| 157.240.151.0/24 |
Facebook, Inc.
|
256 | ARIN | ALLOCATION |
| 157.240.152.0/24 |
Facebook, Inc.
|
256 | ARIN | ALLOCATION |
| 161.82.0.0/24 |
Wilson, Sonsini, Goodrich & Rosati, Professional Corporation
|
256 | ARIN | ALLOCATION |
| 161.82.12.0/24 |
Wilson, Sonsini, Goodrich & Rosati, Professional Corporation
|
256 | ARIN | ALLOCATION |
| 161.82.44.0/23 |
Wilson, Sonsini, Goodrich & Rosati, Professional Corporation
|
512 | ARIN | ALLOCATION |
| 169.230.76.0/24 |
University of California San Francisco
|
256 | ARIN | REASSIGNMENT |
| 169.230.77.0/24 |
University of California San Francisco
|
256 | ARIN | REASSIGNMENT |
| 192.70.238.0/24 |
City of Salinas, Information Systems Group
|
256 | ARIN | ALLOCATION |
| 192.189.161.0/24 |
Livermore Software Technology Corporation
|
256 | ARIN | ALLOCATION |
| 192.206.19.0/24 |
Chrontel
|
256 | ARIN | ALLOCATION |
| 198.202.219.0/24 |
Serra Systems, Inc.
|
256 | ARIN | ALLOCATION |
| 204.145.245.0/24 |
E & M Electric And Machinery, Inc.
|
256 | ARIN | ALLOCATION |
| 209.78.88.0/24 |
City Of Selma
|
256 | ARIN | REASSIGNMENT |
| Prefix | Organization | Size | Registry | Status |
|---|---|---|---|---|
| 2001:559:8b::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8c::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:123::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:13c::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:1b1::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:1be::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:249::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:2bf::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:2c1::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:373::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:47c::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:492::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:4c6::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:5a2::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:5de::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:712::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:75a::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:7cb::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8091::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:80a8::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8167::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8202::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:82f6::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:83e1::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:83fb::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8436::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8439::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:845d::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8492::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:859a::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:85d8::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:860f::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8610::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:86a7::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:86ec::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8704::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8763::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:8784::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:87c1::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:87c8::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c082::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c107::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c117::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c144::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c203::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c219::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c222::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c294::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c36d::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c37b::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c395::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c39a::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c3fd::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c46c::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c475::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c4d5::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2001:559:c551::/48 |
Comcast Cable Communications, LLC
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2602:810:20c1::/48 |
Dynatrace
|
1.2089× 1024 | ARIN | ALLOCATION |
| 2620:10a:6000::/44 |
Infoblox, Inc.
|
1.9343× 1025 | ARIN | ALLOCATION |
| 2a03:2887:ff31::/48 |
 Meta Platforms Ireland Limited
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
| 2a03:2887:ff32::/48 |
Meta Platforms Ireland Limited
|
1.2089× 1024 | RIPE NCC | ALLOCATED-BY-RIR |
Peers
AS33667 does not have any direct peering agreements. Instead, its global connectivity is achieved through transit providers. While this setup ensures comprehensive reach, future peering could reduce latency and optimize route efficiency.
Upstreams
AS33667 connects to the global Internet via at least 2 upstream providers. In this setup, AS33667 acts as a customer, subscribing to these transit services to obtain full BGP routing information and ensure reliable, redundant access to external networks.
Downstreams
AS33667 serves as a transit provider the following ASes, delivering the BGP routes needed for global connectivity. This downstream relationship underscores AS33667's role in extending Internet access beyond its own infrastructure.
AS1055
AS2894
AS3708
AS5081
AS5098
AS5774
AS6099
AS6192
AS6379
AS7235
AS10309
AS10982
AS11031
AS11203
AS11328
AS11465
AS11483
AS11620
AS11681
AS11733
AS11829
AS11941
AS13335
AS13395
AS13511
AS14062
AS14203
AS14421
AS14443
AS14706
AS15228
AS16914
AS16920
AS17003
AS17035
AS17117
AS17381
AS18556
AS18663
AS18841
AS18880
AS19047
AS19099
AS19637
AS20383
AS20464
AS20940
AS21954
AS22020
AS22617
AS22700
AS22768
AS23154
AS23338
AS23411
AS23472
AS25625
AS25632
AS25753
AS25875
AS25878
AS27009
AS27288
AS27437
AS27528
AS27580
AS30175
AS31802
AS32074
AS32504
AS32537
AS32688
AS32928
AS33161
AS33311
AS33382
AS35928
AS36040
AS36690
AS36761
AS36835
AS36838
AS39961
AS39991
AS40385
AS40620
AS40639
AS46186
AS46341
AS46520
AS46798
AS46867
AS53497
AS53782
AS54169
AS54246
AS54269
AS54469
AS54654
AS54767
AS55032
AS55059
AS55278
AS62508
AS62539
AS63435
AS393518
AS393914
AS393935
AS394121
AS394156
AS394304
AS394377
AS394516
AS394763
AS395210
AS395323
AS395425
AS395504
AS395536
AS395844
AS396121
AS396262
AS396484
AS396505
AS396513
AS396921
AS397062
AS397450
AS397620
AS397765
AS397787
AS397813
AS397909
AS397942
AS397994
AS398178
AS398204
AS398214
AS398572
AS398732
AS399761
AS400147