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If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	65.199.254.0/24	Spectrum Laboratory
	156.30.5.0/24	Quest Diagnostics, Inc.
	156.30.24.0/24	Quest Diagnostics, Inc.
	204.235.142.0/23	Solstas Lab Partners, LLC
	209.242.240.0/24	LabOne, Inc.
	209.242.241.0/24	LabOne, Inc.
	209.242.247.0/24	LabOne, Inc.
	209.242.248.0/24	LabOne, Inc.
	209.242.250.0/24	LabOne, Inc.
	209.242.251.0/24	LabOne, Inc.
	216.195.72.0/24	MedPlus
	216.203.80.0/21	Quest Diagnostics, Inc.
	216.203.80.0/24	Quest Diagnostics, Inc.
	216.203.80.0/20	Quest Diagnostics, Inc.
	216.203.87.0/24	Quest Diagnostics, Inc.
	216.203.88.0/21	Quest Diagnostics, Inc.
	216.203.92.0/22	Quest Diagnostics, Inc.

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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)	✔	✘
	AS701	Verizon Business	✔	✘
	AS11367	WorldNet Telecommunications, LLC	✔	✘
	AS11992	Liberty Mobile Puerto Rico Inc.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS3356	Lumen (Level 3)	✔	✘
	AS701	Verizon Business	✔	✘
	AS11367	WorldNet Telecommunications, LLC	✔	✘
	AS11992	Liberty Mobile Puerto Rico Inc.	✔	✘

ASHandle:       AS27021
OrgID:          QUEST-3
ASName:         AS-DGX
ASNumber:       27021
RegDate:        2003-01-14
Updated:        2014-05-30
TechHandle:     MG308-ARIN
Source:         ARIN



OrgID:          QUEST-3
OrgName:        Quest Diagnostics, Inc.
CanAllocate:    
Street:         1290 Wall Street West
City:           Lyndhurst
State/Prov:     NJ
Country:        US
PostalCode:     07071
RegDate:        2002-09-30
Updated:        2014-09-24
OrgAdminHandle: QDT-ARIN
OrgTechHandle:  MONAC4-ARIN
OrgTechHandle:  QDT-ARIN
OrgAbuseHandle: MONAC4-ARIN
OrgAbuseHandle: QDT-ARIN
OrgNOCHandle:   MONAC4-ARIN
OrgNOCHandle:   QDT-ARIN
Source:         ARIN





OrgAdminHandle:       QDT-ARIN
OrgAdminName:          Quest Diagnostics Tech
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        MONAC4-ARIN
OrgTechName:          Chris Monaco
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        QDT-ARIN
OrgTechName:           Quest Diagnostics Tech
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       MONAC4-ARIN
OrgAbuseName:         Chris Monaco
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       QDT-ARIN
OrgAbuseName:          Quest Diagnostics Tech
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         MONAC4-ARIN
OrgNOCName:           Chris Monaco
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         QDT-ARIN
OrgNOCName:            Quest Diagnostics Tech
# Email removed, Log into bgp.tools to see whois emails


TechHandle:           MG308-ARIN
TechName:             Mike Gallagher
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-09T03:25:19Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as10396:as-customers	53
RADB	as-nwn-transit	2073
ALTDB	as-fuse	1
ALTDB	as6181:as-all	176
ARIN	as-ves-ds	157
LEVEL3	as-lumen-customers-asns	10695