206208 looking glass

AS668 DoD High Performance Computing (Defense Research and Engineering Network) 🇺🇸 US

United States Department of Defense (DoD). Announcing 193 prefixes, seen at the RIS collectors.

IPv4 prefixes
192
2,558,464 (9,994 × /24)
IPv6 prefixes
1
1 × /32
Upstreams
3
transit providers observed
Peers
3
settlement-free adjacencies
Downstreams
27
transit customers observed
Customer cone
21
ASes reachable through it

Registry and operator data

AS number
AS668
Name
DoD High Performance Computing (Defense Research and Engineering Network)
Organisation
DREN
Country
🇺🇸 US
RIR
ARIN
Allocated
1990-04-24
Network type
Educational/Research
Scope
North America
Peering policy
Open
IRR as-set
AS-DREN
Website
https://www.hpc.mil/solution-areas/networking
PeeringDB
net/2103
Exchanges
10
Facilities
10

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 193 no ROA (100.0%)

Whois

Fetched from whois.arin.net

ASNumber:       668
ASName:         DNIC-AS-00668
ASHandle:       AS668
RegDate:        1990-04-24
Updated:        2025-09-12
Ref:            https://rdap.arin.net/registry/autnum/668

OrgName:        United States Department of Defense (DoD)
OrgId:          USDDD
Address:        3990 E. Broad Street
City:           Columbus
StateProv:      OH
PostalCode:     43218
Country:        US
RegDate:        2007-01-12
Updated:        2026-08-12
Ref:            https://rdap.arin.net/registry/entity/USDDD

OrgNOCHandle: MIL-HSTMST-ARIN
OrgNOCName:   Network DoD
OrgNOCPhone:  +1-844-347-2457
OrgNOCEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgAbuseHandle: MIL-HSTMST-ARIN
OrgAbuseName:   Network DoD
OrgAbusePhone:  +1-844-347-2457
OrgAbuseEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457
OrgTechEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName:   Network DoD
OrgTechPhone:  +1-844-347-2457
OrgTechEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN