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Data as of Nov 3, 2026

72.55.0.0/17

1 residential-proxy exit · 30 days

Comcast Cable Communications, LLC

Announcement
this exact prefix
RPKI valid
Announced by
AS7922
Type
Business
Risk
0 / 100 · Low

Residential-proxy exits

Proxy exits
1
<0.01% of its addresses · 30 days
Spread
1 of 128
/24s with at least one exit
Providers
1
selling exits here
Oct 4, 2026 – Nov 2, 2026

Exits seen per day

1 observation

Proxy providers listing exits

  • NovaProxy

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
72.55.0.0/1732,768COMCAST-BUSINESS-BLK6Comcast Cable Communications, LLC (CCCS) · USDirect AllocationAug 16, 2005[email protected]
└ 72.55.1.0/2732CMA1-CALCHANN-1unknown———
└ 72.55.8.128/25128CMA1-SMBSD-1unknown———
└ 72.55.9.0/24256CMA4-LOMPOCUN-1unknown———
└ 72.55.11.32/2732CMA1-GEO-1unknown———
└ 72.55.11.72/298CMA1-CFCU-1unknown———
└ 72.55.16.72/298CMA1-FORSYTHSD-2unknown———
└ 72.55.18.0/2664CMA1-FORSYTHSD-1unknown———
└ 72.55.23.0/24256CMA1-WXIA-1unknown———
└ 72.55.25.0/25128CMA1-CITYOFHO-1unknown———
└ 72.55.25.224/2732CMA1-TOD-1unknown———
└ 72.55.26.64/2664CMA1-MIRAMAR-1unknown———
└ 72.55.26.160/2732CMA1-TROPIK-1unknown———
└ 72.55.26.192/2732CMA1-WTVJ-1unknown———
└ 72.55.27.0/2664CMA1-MIRAMAR-2unknown———
└ 72.55.33.0/24256CMA1-OMEGA-1unknown———
└ 72.55.34.32/2816CMA1-YORKTOWN-1unknown———
└ 72.55.34.48/2816CMA1-FIRSTQUA-1unknown———
└ 72.55.41.32/2816CMA1-PRIDEMOB-1unknown———
└ 72.55.42.0/24256CMA1-SUSQUEHA-2unknown———
└ 72.55.49.0/2664CMA1-LINCOLNI-1unknown———
└ 72.55.65.0/298CMA1-DUVALCOUNTYSD-1unknown———
└ 72.55.65.8/298CMA1-DUVALCOUNTYSD-2unknown———
└ 72.55.65.16/298CMA1-DUVALCOUNTYSD-3unknown———
└ 72.55.65.24/298CMA1-DUVALCOUNTYSD-4unknown———
└ 72.55.65.32/2816CMA1-DUVALCOUNTYSD-5unknown———
└ 72.55.65.144/2816CMA1-PROSPERITYBANK-1unknown———
└ 72.55.67.224/2732CMA1-SJC-5unknown———
└ 72.55.73.0/2732CMA1-QIXMEDICAL-1unknown———
└ 72.55.73.32/2732CMA1-ROCKFORDREG-1unknown———
└ 72.55.73.64/2732CMA1-SPRINGFIELDCORP-1unknown———
└ 72.55.73.96/2732CMA1-ENDRESSHAUSER-1unknown———
└ 72.55.73.144/2816CMA1-WINGIS-1unknown———
└ 72.55.73.160/2816CMA1-COPPERBEACH-1unknown———
└ 72.55.73.184/298CMA1-SUGARCREEK-1unknown———
└ 72.55.73.192/2732CMA1-STERLINGROCK-1unknown———
└ 72.55.73.224/2732CMA1-KSBHOSPITAL-1unknown———
└ 72.55.74.0/2816CMA1-FTC-1unknown———
└ 72.55.74.128/25128CMA1-PLANETED-1unknown———
└ 72.55.75.0/24256CMA1-SUMMITCOMM-1unknown———
└ 72.55.76.0/221,024CMA1-HEARTLANDCABLE-1unknown———
└ 72.55.80.0/24256CMA1-GUARDIAN-2unknown———
└ 72.55.86.128/2732CMA1-DCDS-1unknown———
└ 72.55.86.160/2732CMA1-DOMFARM-1unknown———
└ 72.55.86.192/2664CMA1-DRMU-1unknown———
└ 72.55.90.0/2664CMA1-KADANT-1unknown———
└ 72.55.92.0/24256CMA1-KDS-1unknown———
└ 72.55.94.0/24256CMA1-KDS-2unknown———
└ 72.55.95.64/2664CMA1-CBI-1unknown———
└ 72.55.99.0/2732CMA1-CHESTNUTHS-1unknown———
└ 72.55.99.32/2732CMA1-PROMINIC-1unknown———
└ 72.55.106.0/298CMA1-GREATERC-1unknown———
└ 72.55.106.32/2732CMA1-DOLPH-1unknown———
└ 72.55.106.64/2732CMA1-MACAUTH-1unknown———
└ 72.55.107.64/2664CMA1-COREBANC-1unknown———
└ 72.55.112.0/2732HIE-2unknown———
└ 72.55.114.0/2816CMA1-YMCASOUTH-1unknown———
└ 72.55.114.16/2816CMA1-BOWDEN-1unknown———
└ 72.55.114.64/2816CMA1-COLLIERVILLE-1unknown———
└ 72.55.114.128/2816CMA1-MEDICALGROUP-1unknown———
└ 72.55.114.144/2816CMA1-WISECOMPANY-1unknown———
└ 72.55.114.160/2732CMA1-TUNICA-1unknown———
└ 72.55.114.192/2816CMA1-AIRMAK-1unknown———
└ 72.55.114.224/2732CMA1-CRITTENDEN-1unknown———
└ 72.55.115.16/2816CMA1-RIVERBEND-1unknown———
└ 72.55.115.48/2816CMA1-HELENOFTROY-1unknown———
└ 72.55.115.64/2816CMA1-METHODISTHEALTH-1unknown———
└ 72.55.115.80/2816CMA1-LEDIC-1unknown———
└ 72.55.115.112/2816CMA1-MISSISSIPPIBLVD-1unknown———
└ 72.55.115.176/298CMA1-KELLERPAWN-1unknown———
└ 72.55.115.224/2732CMA1-NEWDIRECTIONS-1unknown———
└ 72.55.116.64/2664CMA1-LANDAU-1unknown———
└ 72.55.116.128/2664CMA1-TUNICA-2unknown———
└ 72.55.116.192/2664CMA1-MIDSOUTH-1unknown———
└ 72.55.117.224/2732CMA1-HOLLYWOOD-1unknown———
└ 72.55.118.0/24256CMA1-FITZGERALD-1unknown———
└ 72.55.119.0/24256CMA1-GOLDSTRIKE-1unknown———
└ 72.55.120.0/24256CMA1-NSAINC-1unknown———
└ 72.55.121.0/24256CMA1-DESOTOSCHOOLS-1unknown———
└ 72.55.122.0/2732CMA1-API-1unknown———
└ 72.55.122.32/2816CMA1-SACREDHS-1unknown———
└ 72.55.122.48/2816CMA1-SACREDHS-2unknown———
└ 72.55.122.64/2664CMA1-LOC-1unknown———
└ 72.55.122.128/25128CMA1-NOBLE-1unknown———
└ 72.55.125.0/2732CMA1-MHWS-1unknown———
└ 72.55.126.0/23512CMA1-CWF-1unknown———

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Origin network

AS7922

US
Name
Comcast Cable Communications, LLC
Type
Internet provider
Registered
Feb 14, 1997
Domain
comcast.com
Website
corporate.comcast.com/
Industry
Internet Service Provider (ISP)
Spamhaus ASN-DROP
not listed