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Less Specific Announcements

	Prefix	Description
	50.128.0.0/9	Comcast Cable Communications, LLC

Originators

	ASN	Description
	AS33668	Comcast Cable Communications, LLC
	AS7922	Comcast Cable Communications, LLC

How can a prefix have multiple ASNs?

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS7922	Comcast Cable Communications, LLC

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Peers

	ASN	Description
	AS19224	Quantum Services Group, LLC.
	AS7922	Comcast Cable Communications, LLC

NetHandle:      NET-50-128-0-0-1
OrgID:          CCCS
Parent:         NET-50-0-0-0-0
NetName:        CCCH3-4
NetRange:       50.128.0.0 - 50.255.255.255
NetType:        allocation
RegDate:        2010-10-21
Updated:        2021-01-25
Source:         ARIN



OrgID:          CCCS
OrgName:        Comcast Cable Communications, LLC
CanAllocate:    
Street:         1800 Bishops Gate Blvd
City:           Mt Laurel
State/Prov:     NJ
Country:        US
PostalCode:     08054
RegDate:        2001-09-18
Updated:        2020-11-18
OrgAdminHandle: IC161-ARIN
OrgTechHandle:  IC161-ARIN
OrgAbuseHandle: NAPO-ARIN
OrgRoutingHandle:   ROUTI25-ARIN
Source:         ARIN





OrgAdminHandle:       IC161-ARIN
OrgAdminName:          Comcast Cable Communications Inc
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        IC161-ARIN
OrgTechName:           Comcast Cable Communications Inc
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       NAPO-ARIN
OrgAbuseName:          Network Abuse and Policy Observance
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     ROUTI25-ARIN
OrgRoutingName:        Routing
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-04T03:27:38Z UTC

RPKI Chain (Current origin: Valid)