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	Prefix	Description
	128.60.0.0/16	United States Department of Defense (DoD)
	132.250.0.0/16	Navy Network Information Center (NNIC)
	2001:480:20::/48	High Performance Computing

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS668	DoD High Performance Computing (Defense Research and Engineering Network)	✔	✔

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Peers

	ASN	Description	IPv4	IPv6
	AS668	DoD High Performance Computing (Defense Research and Engineering Network)	✔	✔

ASHandle:       AS48
OrgID:          NNICN-1
ASName:         DNIC-AS-00048
ASNumber:       48
RegDate:        1985-08-28
Updated:        2011-07-05
Source:         ARIN



OrgID:          NNICN-1
OrgName:        Navy Network Information Center (NNIC)
CanAllocate:    
Street:         2465 GUADALCANAL ROAD
Street:         BLDG 1265
City:           VIRGINIA BEACH
State/Prov:     VA
Country:        US
PostalCode:     23459
RegDate:        2006-09-21
Updated:        2025-03-13
OrgAdminHandle: REGIS10-ARIN
OrgTechHandle:  REGIS10-ARIN
OrgAbuseHandle: REGIS10-ARIN
Source:         ARIN





OrgAdminHandle:       REGIS10-ARIN
OrgAdminName:          Registration
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        REGIS10-ARIN
OrgTechName:           Registration
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       REGIS10-ARIN
OrgAbuseName:          Registration
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-02-15T03:29:33Z UTC

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Member of the following AS-SETs

-	Member	ASN Count
RIPE	as20965:as-from-internet2-to-geant	2967
RADB	as-dren	30
RADB	as-hurricanev6	20532
RADB	as-hurricane	24522
RADB	as668:as-transit	28
RIPE	as-transroute-spec	19660