AS33650 — COMCAST-33650

AS33650 announces 12 IPv4 prefixes covering 3,584 addresses and 105 IPv6 prefixes.

About this network

COMCAST-33650 is operated by Comcast Cable Communications, LLC.

What it's used for

• The address space carries residential and business internet services, evidenced by registrant netnames such as CCCH3-4 and JUMPSTART-5, and reverse DNS entries like CL.GMNAMEPLATE.COM.
• The AS announces 3584 IPv4 addresses across 12 prefixes and 106 IPv6 prefixes, while maintaining 71 observed neighbours; this ratio of moderate address space against a high neighbour count indicates a regional access network providing transit to end-users.

Notable

• Registrants for the majority of prefixes align with the announcer, specifically Comcast Cable Communications, LLC, though two prefixes are registered to The Point Casino & Hotel and MultiCare Health System.
• The address inventory consists of a mix of /23 and /24 IPv4 blocks, with the largest being 50.226.76.0/23 and 50.234.46.0/23, alongside a set of /48 IPv6 prefixes.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 50.202.174.0/24
• 50.204.37.0/24
• 50.204.214.0/24
• 50.222.54.0/24
• 50.226.76.0/23
• 50.234.46.0/23
• 50.238.166.0/24
• 50.238.235.0/24
• 64.145.72.0/24
• 107.0.168.0/24
• 199.79.96.0/24
• 199.79.99.0/24
• 2001:559:115::/48
• 2001:559:137::/48
• 2001:559:138::/48
• 2001:559:179::/48
• 2001:559:17a::/48
• 2001:559:263::/48
• 2001:559:268::/48
• 2001:559:275::/48
• 2001:559:2a6::/48
• 2001:559:30e::/48
• 2001:559:327::/48
• 2001:559:332::/48
• 2001:559:33a::/48
• 2001:559:3fb::/48
• 2001:559:4b9::/48
• 2001:559:509::/48
• 2001:559:50e::/48
• 2001:559:580::/48
• 2001:559:5a3::/48
• 2001:559:5e7::/48
• 2001:559:5e9::/48
• 2001:559:73e::/48
• 2001:559:744::/48
• 2001:559:76c::/48
• 2001:559:7a8::/48
• 2001:559:7c0::/48
• 2001:559:7cc::/48
• 2001:559:7d3::/48
• 2001:559:7da::/48
• 2001:559:8004::/48
• 2001:559:8102::/48
• 2001:559:81b7::/48
• 2001:559:81e5::/48
• 2001:559:8207::/48
• 2001:559:82d5::/48
• 2001:559:82e7::/48
• 2001:559:8387::/48
• 2001:559:83f7::/48
• 2001:559:8474::/48
• 2001:559:848e::/48
• 2001:559:8494::/48
• 2001:559:84cd::/48
• 2001:559:8501::/48
• 2001:559:8530::/48
• 2001:559:8565::/48
• 2001:559:856c::/48
• 2001:559:856e::/48
• 2001:559:858c::/48
• 2001:559:85d5::/48
• 2001:559:8613::/48
• 2001:559:861c::/48
• 2001:559:8620::/48
• 2001:559:8664::/48
• 2001:559:8675::/48
• 2001:559:8677::/48
• 2001:559:8678::/47
• 2001:559:868d::/48
• 2001:559:8697::/48
• 2001:559:8699::/48
• 2001:559:869a::/48
• 2001:559:86a4::/48
• 2001:559:86b2::/48
• 2001:559:8708::/48
• 2001:559:870d::/48
• 2001:559:8721::/48
• 2001:559:8724::/48
• 2001:559:8746::/48
• 2001:559:87a0::/48
• 2001:559:87b5::/48
• 2001:559:87cb::/48
• 2001:559:c07e::/47
• 2001:559:c0bb::/48
• 2001:559:c0e1::/48
• 2001:559:c0fe::/48
• 2001:559:c20e::/48
• 2001:559:c211::/48
• 2001:559:c213::/48
• 2001:559:c216::/47
• 2001:559:c226::/48
• 2001:559:c233::/48
• 2001:559:c239::/48
• 2001:559:c240::/48
• 2001:559:c248::/48
• 2001:559:c24b::/48
• 2001:559:c255::/48
• 2001:559:c275::/48
• 2001:559:c28b::/48
• 2001:559:c28e::/48

and 17 more.

Upstream networks

• AS7922 Comcast Cable Communications, LLC
• AS3356 Level 3 Parent, LLC

Downstream networks

• AS14203 Juniper Networks, Inc.
• AS15307 Childrens Hospital and Regional Medical Center
• AS18625 Data I/O Corporation
• AS40410 FRIT
• AS396402 MultiCare Health System
• AS20940 Akamai International B.V.
• AS55214 Coast Communications Company
• AS10632 Puget Sound Energy
• AS32108 WSECU
• AS400240 NEEBU Networks
• AS11278 Nintendo Of America inc.
• AS396258 Seattle University
• AS395240 CARIAD, Inc.
• AS20168 Precor Incorporated
• AS40391 CHS COOPERATIVES FOUNDATION
• AS11307 Recreational Equipment Inc.
• AS395617 Plymouth Poultry Company
• AS36075 SpaceLabs Medical, Inc.
• AS63029 Payscale, Inc.
• AS36040 Google LLC
• AS397804 Lighthouse Document Technologies, Inc
• AS32092 Altair Advanced Industries
• AS16763 Tideworks Technology
• AS395974 Comcast Cable Communications, LLC
• AS393786 The Doctors Clinic

Adjacent networks

• AS7922 Comcast Cable Communications, LLC
• AS3356 Level 3 Parent, LLC
• AS14203 Juniper Networks, Inc.
• AS15307 Childrens Hospital and Regional Medical Center
• AS20940 Akamai International B.V.
• AS18625 Data I/O Corporation
• AS40410 FRIT
• AS396402 MultiCare Health System
• AS55214 Coast Communications Company
• AS10632 Puget Sound Energy
• AS32108 WSECU
• AS400240 NEEBU Networks
• AS11278 Nintendo Of America inc.
• AS396258 Seattle University
• AS40391 CHS COOPERATIVES FOUNDATION
• AS395617 Plymouth Poultry Company
• AS20168 Precor Incorporated
• AS11307 Recreational Equipment Inc.
• AS36075 SpaceLabs Medical, Inc.
• AS395240 CARIAD, Inc.
• AS32092 Altair Advanced Industries
• AS36040 Google LLC
• AS397804 Lighthouse Document Technologies, Inc
• AS63029 Payscale, Inc.
• AS16763 Tideworks Technology