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	Prefix	Description
	128.3.0.0/16	Lawrence Berkeley National Laboratory
	131.243.0.0/16	Lawrence Berkeley National Laboratory
	2620:83:8000::/48	Lawrence Berkeley National Laboratory

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS2152	CENIC - CalREN	✔	✔
	AS293	ESnet	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS293	ESnet	✔	✔
	AS2152	CENIC - CalREN	✔	✔
	AS2153	CENIC	✔	✘

ASHandle:       AS16
OrgID:          LBNL-Z
ASName:         LBL
ASNumber:       16
RegDate:        1970-01-01
Updated:        2024-12-30
Source:         ARIN



OrgID:          LBNL-Z
OrgName:        Lawrence Berkeley National Laboratory
CanAllocate:    
Street:         One Cyclotron Road
City:           Berkeley
State/Prov:     CA
Country:        US
PostalCode:     94720
Comment:        Please direct SPAM related queries to spam@lbl.gov
Comment:        Please direct ABUSE related queries to cppm@lbl.gov
RegDate:        2019-02-11
Updated:        2024-06-06
OrgAdminHandle: STROM17-ARIN
OrgTechHandle:  SIMON407-ARIN
OrgAbuseHandle: CPP-ARIN
Source:         ARIN





OrgAdminHandle:       STROM17-ARIN
OrgAdminName:         Rune Stromsness
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        SIMON407-ARIN
OrgTechName:          Richard Simon
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       CPP-ARIN
OrgAbuseName:          Computer Protection Program
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-13T03:25:20Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-transroute-spec	19641
RADB	as-hurricane	24528
ARIN	as293:as-esnet	60
RADB	as-calren2	263
RADB	as-hurricanev6	20649