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	Prefix	Description
	165.160.12.0/24	Corporation Service Company
	165.160.13.0/24	Corporation Service Company
	165.160.14.0/24	Corporation Service Company
	165.160.15.0/24	Corporation Service Company
	165.160.16.0/24	Corporation Service Company
	165.160.32.0/21	Corporation Service Company
	2620:8a::/48	Corporation Service Company

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS701	Verizon Business	✔	✔
	AS3356	Lumen (Level 3)	✔	✘
	AS33657	Comcast Cable Communications, LLC	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS701	Verizon Business	✔	✔
	AS3356	Lumen (Level 3)	✔	✘
	AS33657	Comcast Cable Communications, LLC	✔	✔

ASHandle:       AS19574
OrgID:          CORPO-9
ASName:         CSC
ASNumber:       19574
RegDate:        2007-12-21
Updated:        2012-03-02
Source:         ARIN



OrgID:          CORPO-9
OrgName:        Corporation Service Company
CanAllocate:    
Street:         251 Little Falls Drive
City:           Wilmington
State/Prov:     DE
Country:        US
PostalCode:     19808
RegDate:        2004-03-09
Updated:        2024-10-31
OrgAdminHandle: ARINA60-ARIN
OrgTechHandle:  ARINT19-ARIN
OrgAbuseHandle: DOMAI486-ARIN
Source:         ARIN





OrgAdminHandle:       ARINA60-ARIN
OrgAdminName:          ArinAdmin
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        ARINT19-ARIN
OrgTechName:           ArinTech
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DOMAI486-ARIN
OrgAbuseName:          Domain Abuse
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-14T03:25:22Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-udos	1227
RADB	as-ctbc-customers89	50
RADB	as-comcast-edia	2774
RADB	as3491:as-customers-na	45964
LEVEL3	as-lumen-customers-asns	10695
ARIN	as-xo-b	59971