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	Prefix	Description
	134.79.0.0/16	SLAC National Accelerator Laboratory
	198.51.111.0/24	SLAC National Accelerator Laboratory
	2620:114:d000::/44	SLAC National Accelerator Laboratory

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS293	ESnet	✔	✔
	AS46749	Stanford University	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS293	ESnet	✔	✔
	AS46749	Stanford University	✔	✘

ASHandle:       AS3671
OrgID:          THELE-44-Z
ASName:         SLAC
ASNumber:       3671
RegDate:        1994-06-10
Updated:        2012-04-02
Source:         ARIN



OrgID:          THELE-44-Z
OrgName:        SLAC National Accelerator Laboratory
CanAllocate:    
Street:         2575 Sand Hill Rd.
Street:         M/S 97
City:           Menlo Park
State/Prov:     CA
Country:        US
PostalCode:     94025
Comment:        http://www.slac.stanford.edu/
RegDate:        2009-12-04
Updated:        2020-12-11
OrgAdminHandle: FOSTE349-ARIN
OrgTechHandle:  FOSTE349-ARIN
OrgTechHandle:  NEG1-ARIN
OrgAbuseHandle: ITSEC40-ARIN
OrgAbuseHandle: NETWO596-ARIN
OrgNOCHandle:   NOC1602-ARIN
Source:         ARIN





OrgAdminHandle:       FOSTE349-ARIN
OrgAdminName:         Mark Foster
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        FOSTE349-ARIN
OrgTechName:          Mark Foster
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        NEG1-ARIN
OrgTechName:           Network Engineering Group
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       ITSEC40-ARIN
OrgAbuseName:          IT Security
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       NETWO596-ARIN
OrgAbuseName:          Network Abuse
# Email removed, Log into bgp.tools to see whois emails


OrgNOCHandle:         NOC1602-ARIN
OrgNOCName:            Network Operations Center
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-06-10T03:35:45Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as-transroute-spec	19619
RADB	as46750:as-all	5
ARIN	as293:as-esnet	60
RADB	as-hurricane	25048
RADB	as-calren2	268
RADB	as-hurricanev6	21146
RADB	as46749:as-all	5