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	Prefix	Description
	12.35.188.0/22	Laboratory Corporation of America
	12.39.198.0/23	LABCORP
	12.145.88.0/21	Laboratory Corporation of America
	162.134.32.0/20	Laboratory Corporation of America
	162.134.48.0/20	Laboratory Corporation of America
	162.134.64.0/20	Laboratory Corporation of America
	162.134.80.0/22	Laboratory Corporation of America
	162.134.84.0/23	Laboratory Corporation of America
	162.134.86.0/23	Laboratory Corporation of America
	162.134.88.0/21	Laboratory Corporation of America
	162.134.96.0/23	Laboratory Corporation of America
	162.134.98.0/23	Laboratory Corporation of America
	162.134.100.0/23	Laboratory Corporation of America
	162.134.102.0/23	Laboratory Corporation of America
	162.134.160.0/20	Laboratory Corporation of America
	162.134.250.0/24	Laboratory Corporation of America

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS13335	Cloudflare, Inc.	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS3356	Lumen (Level 3)	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS13335	Cloudflare, Inc.	✔	✘
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS3356	Lumen (Level 3)	✔	✘

ASHandle:       AS53768
OrgID:          LCA-37
ASName:         LABCORP
ASNumber:       53768
RegDate:        2011-05-13
Comment:        http://www.labcorp.com
Updated:        2012-02-24
Source:         ARIN



OrgID:          LCA-37
OrgName:        Laboratory Corporation of America
CanAllocate:    
Street:         231 Maple Avenue
City:           Burlington
State/Prov:     NC
Country:        US
PostalCode:     27215
RegDate:        2010-06-02
Updated:        2025-07-29
OrgAdminHandle: DOMAI110-ARIN
OrgTechHandle:  DOMAI110-ARIN
OrgTechHandle:  TECHD39-ARIN
OrgAbuseHandle: DOMAI110-ARIN
OrgNOCHandle:   DOMAI110-ARIN
OrgRoutingHandle:   DOMAI110-ARIN
OrgDNSHandle:   DOMAI110-ARIN
Source:         ARIN





OrgAdminHandle:       DOMAI110-ARIN
OrgAdminName:          Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DOMAI110-ARIN
OrgTechName:           Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        TECHD39-ARIN
OrgTechName:          Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       DOMAI110-ARIN
OrgAbuseName:          Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         DOMAI110-ARIN
OrgNOCName:            Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgRoutingHandle:     DOMAI110-ARIN
OrgRoutingName:        Domain Tech
# Email removed, Log into bgp.tools to see whois emails


OrgDNSHandle:         DOMAI110-ARIN
OrgDNSName:            Domain Tech
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-11T03:30:56Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RADB	as-kddcustomer2	8206
RADB	as-telstra-intl-customers	12209
NTTCOM	as2914:as-us	72774
RADB	as-telstra-testing-1	11811
ARIN	as13335:as-customers	1548
LEVEL3	as-lumen-customers-asns	10695
RADB	as-as23005	321
RADB	as-nwn-transit	2080
NTTCOM	as2914:as-us-v6	72352