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	Prefix	Description
	83.231.238.0/24	Clarivate Analytics (UK) Ltd.
	113.29.58.0/24	Clarivate Analytics
	217.163.118.0/24	CUSTOMER LAN

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS2914	NTT America, Inc.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS2914	NTT America, Inc.	✔	✘
	AS271253	LINK BRASIL TELECOMUNICACOES LTDA	✔	✘

ASHandle:       AS399734
OrgID:          CAUL-2
ASName:         CLARIVATE-01
ASNumber:       399734
RegDate:        2021-06-02
Updated:        2021-06-02
Source:         ARIN



OrgID:          CAUL-2
OrgName:        Clarivate Analytics (US) LLC
CanAllocate:    
Street:         1500 Spring Garden
City:           Philadelphia
State/Prov:     PA
Country:        US
PostalCode:     19130
RegDate:        2019-09-05
Updated:        2023-03-02
OrgAdminHandle: CLVAD-ARIN
OrgTechHandle:  CLVTE-ARIN
OrgAbuseHandle: CLVAB-ARIN
Source:         ARIN





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


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


OrgAbuseHandle:       CLVAB-ARIN
OrgAbuseName:          CLVAbusePOC
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-14T03:27:48Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-lumen-customers-asns	10695
APNIC	as45820:as-ttsl	7146
NTTCOM	as2914:as-europe	81089
NTTCOM	as2914:as-asia	78498