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	Prefix	Description
	208.185.6.0/24	Quantlab
	209.249.8.0/24	Quantlab
	209.249.38.0/24	Quantlab

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✘
	AS3356	Lumen (Level 3)	✔	✘
	AS6461	Zayo Bandwidth	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS174	Cogent Communications, LLC	✔	✘
	AS6461	Zayo Bandwidth	✔	✘
	AS3356	Lumen (Level 3)	✔	✘
	AS1239	Sprint Wireline (Cogent)	✔	✘

ASHandle:       AS23514
OrgID:          QFL-4
ASName:         QUANTLAB
ASNumber:       23514
RegDate:        2008-03-31
Updated:        2014-04-09
TechHandle:     ARINQ-ARIN
AbuseHandle:    ARINQ-ARIN
NOCHandle:      ARINQ-ARIN
Source:         ARIN



OrgID:          QFL-4
OrgName:        QUANTLAB FINANCIAL LLC
CanAllocate:    
Street:         3 Greenway Plaza, Suite 200
City:           HOUSTON
State/Prov:     TX
Country:        US
PostalCode:     77046
RegDate:        2008-03-04
Updated:        2017-04-20
OrgAdminHandle: ARINQ-ARIN
OrgTechHandle:  ARINQ-ARIN
OrgAbuseHandle: ARINQ-ARIN
OrgNOCHandle:   ARINQ-ARIN
Source:         ARIN





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


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


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


OrgNOCHandle:         ARINQ-ARIN
OrgNOCName:            ARIN-QLAB
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           ARINQ-ARIN
TechName:              ARIN-QLAB
# Email removed, Log into bgp.tools to see whois emails


AbuseHandle:          ARINQ-ARIN
AbuseName:             ARIN-QLAB
# Email removed, Log into bgp.tools to see whois emails


NOCHandle:            ARINQ-ARIN
NOCName:               ARIN-QLAB
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2025-12-24T03:27:26Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
LEVEL3	as-lumen-customers-asns	10695
RADB	as-yipes	2058
LEVEL3	as-yipes	2058