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	Prefix	Description
	199.166.3.0/24	Jacobs Levy Equity Management, Inc.
	2620:0:aa00::/48	Jacobs Levy Equity Management, Inc.

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS54004	Cablevision Lightpath LLC	✔	✔
	AS46887	Crown Castle Fiber LLC	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS54004	Cablevision Lightpath LLC	✔	✔
	AS46887	Crown Castle Fiber LLC	✔	✔

ASHandle:       AS1617
OrgID:          JACOB-37
ASName:         JLEM
ASNumber:       1617
RegDate:        2009-08-11
Updated:        2025-10-01
Source:         ARIN



OrgID:          JACOB-37
OrgName:        Jacobs Levy Equity Management, Inc.
CanAllocate:    
Street:         100 Campus Drive
Street:         PO Box 650
City:           Florham Park
State/Prov:     NJ
Country:        US
PostalCode:     07932
RegDate:        2009-06-22
Updated:        2025-10-01
OrgAdminHandle: SYSTE271-ARIN
OrgTechHandle:  DUBOV3-ARIN
OrgTechHandle:  SYSTE271-ARIN
OrgAbuseHandle: SYSTE271-ARIN
OrgNOCHandle:   SYSTE271-ARIN
Source:         ARIN





OrgAdminHandle:       SYSTE271-ARIN
OrgAdminName:          Systems Administration
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        DUBOV3-ARIN
OrgTechName:          Tom Dubovich
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        SYSTE271-ARIN
OrgTechName:           Systems Administration
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       SYSTE271-ARIN
OrgAbuseName:          Systems Administration
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         SYSTE271-ARIN
OrgNOCName:            Systems Administration
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-17T03:27:44Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as-jlem	1
ARIN	as-xo-b	58214
RADB	as-hurricanev6	20546
RADB	as-ccf-test	1461
RADB	as-ccf	1509
ARIN	as6128:as-customers	776