US
AS668
DNIC-AS-00668
United States Department of Defense (DoD) · www.hpc.mil/solution-areas/networking
US ARIN Educational/Research RatioMostly Inbound Peering PolicyOpen ScopeNorth America IRRAS-DREN
192
IPv4 Prefixes
1
IPv6 Prefixes
···
Peers
···
Upstream
···
Downstream
10
IX Points
10
Facilities
0%
RPKI Valid Rate
Network Topology Upstream/Downstream Data Source: RIPE Stat
Loading topology data...
Announced IP Prefixes 193
RPKI Valid 0 RPKI Invalid 0 Unsigned / Unknown 193 Sampled 193 / 193

IPv4 Prefixes 192

164.49.0.0/16164.172.0.0/16198.14.32.0/19163.240.0.0/16198.97.234.0/23198.154.16.0/21198.154.173.0/24199.31.16.0/20199.123.113.0/24199.209.150.0/23199.209.240.0/21198.253.40.0/21198.253.56.0/24198.253.64.0/21198.253.168.0/21198.253.192.0/20199.9.0.0/24199.9.1.0/24199.10.62.0/24199.10.16.0/24199.31.107.0/24199.209.144.0/22199.209.149.0/24199.209.248.0/21199.123.86.0/23199.123.90.0/24198.154.174.0/23198.253.252.0/24198.253.253.0/24199.10.18.0/24

IPv6 Prefixes 1

2001:480::/32
Facilities 10 Click a point on the map to locate a facility
NameCityCountry
Equinix DC1-DC15,DC21-DC22 - AshburnAshburnUS
Equinix SV1/SV5/SV10 - Silicon Valley, San JoseSan JoseUS
Equinix CH1/CH2/CH4 - ChicagoChicagoUS
Equinix LA1 - Los AngelesLos AngelesUS
Equinix SE2/SE3 - SeattleSeattleUS
NASA Moffet FieldMountain ViewUS
Northwestern University co-location facilityChicagoUS
Level(3) McLeanMcLeanUS
DRFortress HNLHonoluluUS
Digital Realty ATL14 - AtlantaAtlantaUS
Colocated Networks 30 Shared Data Center
ASNNameType Shared Facility
AS54113 Fastly, Inc. Content 7/10
AS396986 ByteDance Content 6/10
AS203391 ClouDNS Content 6/10
AS49915 Megaport Global Access NSP 6/10
AS32261 Subspace 6/10
AS22822 Edgio - AS22822 Content 6/10
AS15169 Google LLC Content 6/10
AS13335 Cloudflare Content 6/10
AS11983 TikTok U.S. Data Security Content 6/10
AS8075 Microsoft Content 6/10
AS6939 Hurricane Electric NSP 6/10
AS6461 Zayo NSP 6/10
AS5400 BT NSP 6/10
AS3257 GTT Communications (AS3257) NSP 6/10
AS1299 Arelion (Twelve99) NSP 6/10
AS714 Apple Inc. Content 6/10
AS174 Cogent Communications, Inc. NSP 6/10
AS399011 C3Aero Enterprise 5/10
AS62955 eBay NSP 5/10
AS58453 China Mobile International NSP 5/10
Registration Info
AS Name
UNSPECIFIED
Organization
DREN (U.S. DoD Defense Research and Engineering Network)
Country/Region
US
Registration Date
[email protected] 19990701
Update Date
2023-11-13T15:39:32Z
Raw Whois Data 
aut-num:        AS668
as-name:        UNSPECIFIED
descr:          DREN (U.S. DoD Defense Research and Engineering Network)
import:         from AS1
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS13
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS22
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS48
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS83
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS84
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS132
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS145
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS174
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS175
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS195
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS213
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS259
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS286
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS293
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS297
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS374
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS568
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS701
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1239
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1673
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1740
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1800
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1829
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1839
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS1842
                action pref=150;
                accept AS-DOINET
import:         from AS2041
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS2548
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS2551
                action pref=150;
                accept AS-NETCOM
import:         from AS2884
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS2914
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3257
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3381
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3398
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3561
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3720
                action pref=150;
                accept AS-MAINSTREET
import:         from AS3763
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3847
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS3932
                action pref=150;
                accept AS-VOICENET
import:         from AS3951
                action pref=150;
                accept AS-ICONNET
import:         from AS4000
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS4006
                action pref=150;
                accept AS-NETRAIL
import:         from AS4200
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS4278
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS4527
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS4565
                action pref=150;
                accept AS-HLC
import:         from AS5000
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5303
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5632
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5637
                action pref=150;
                accept AS5637
import:         from AS5646
                action pref=150;
                accept AS-NAPNET
import:         from AS5683
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5696
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5784
                action pref=150;
                accept AS-GETNET
import:         from AS5856
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS5872
                action pref=100;
                accept AS5872
import:         from AS5976
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS6066
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS6082
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS6113
                action pref=150;
                accept AS-GRIDNET
import:         from AS6172
                action pref=150;
                accept AS-ATHOME
import:         from AS6320
                action pref=150;
                accept AS-VBCNET
import:         from AS6360
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS6461
                action pref=150;
                accept AS-ABOVE
import:         from AS6467
                action pref=150;
                accept AS-ACSI
import:         from AS6561
                action pref=150;
                accept AS-ICINET
import:         from AS6939
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS7170
                action pref=100;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS7252
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS7377
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS7922
                action pref=150;
                accept AS-MEDIAONE
import:         from AS7960
                action pref=150;
                accept AS-SERVINT
import:         from AS8174
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
import:         from AS10303
                action pref=150;
                accept ANY AND NOT ({0.0.0.0/0})
export:         to AS1
                announce AS-DREN
export:         to AS13
                announce AS-DREN
export:         to AS22
                announce AS-DREN
export:         to AS48
                announce AS-DREN
export:         to AS83
                announce AS-DREN
export:         to AS84
                announce AS-DREN
export:         to AS132
                announce AS-DREN
export:         to AS145
                announce AS-DREN
export:         to AS174
                announce AS-DREN
export:         to AS175
                announce AS-DREN
export:         to AS195
                announce AS-DREN
export:         to AS213
                announce AS-DREN
export:         to AS259
                announce AS-DREN
export:         to AS286
                announce AS-DREN
export:         to AS293
                announce AS-DREN
export:         to AS297
                announce AS-DREN
export:         to AS374
                announce AS-DREN
export:         to AS568
                announce AS-DREN
export:         to AS701
                announce AS-DREN
export:         to AS1239
                announce AS-DREN
export:         to AS1673
                announce AS-DREN
export:         to AS1740
                announce AS-DREN
export:         to AS1800
                announce AS-DREN
export:         to AS1829
                announce AS-DREN
export:         to AS1839
                announce AS-DREN
export:         to AS1842
                announce AS-DREN
export:         to AS2041
                announce AS-DREN
export:         to AS2548
                announce AS-DREN
export:         to AS2551
                announce AS-DREN
export:         to AS2884
                announce AS-DREN
export:         to AS2914
                announce AS-DREN
export:         to AS3257
                announce AS-DREN
export:         to AS3381
                announce AS-DREN
export:         to AS3398
                announce AS-DREN
export:         to AS3561
                announce AS-DREN
export:         to AS3720
                announce AS-DREN
export:         to AS3763
                announce AS-DREN
export:         to AS3847
                announce AS-DREN
export:         to AS3932
                announce AS-DREN
export:         to AS3951
                announce AS-DREN
export:         to AS4000
                announce AS-DREN
export:         to AS4006
                announce AS-DREN
export:         to AS4200
                announce AS-DREN
export:         to AS4278
                announce AS-DREN
export:         to AS4527
                announce AS-DREN
export:         to AS4565
                announce AS-DREN
export:         to AS5000
                announce AS-DREN
export:         to AS5303
                announce AS-DREN
export:         to AS5632
                announce AS-DREN
export:         to AS5637
                announce AS-DREN
export:         to AS5646
                announce AS-DREN
export:         to AS5683
                announce AS-DREN
export:         to AS5696
                announce AS-DREN
export:         to AS5784
                announce AS-DREN
export:         to AS5856
                announce AS-DREN
export:         to AS5872
                announce AS-DREN
export:         to AS5976
                announce AS-DREN
export:         to AS6066
                announce AS-DREN
export:         to AS6082
                announce AS-DREN
export:         to AS6113
                announce AS-DREN
export:         to AS6172
                announce AS-DREN
export:         to AS6320
                announce AS-DREN
export:         to AS6360
                announce AS-DREN
export:         to AS6461
                announce AS-DREN
export:         to AS6467
                announce AS-DREN
export:         to AS6561
                announce AS-DREN
export:         to AS6939
                announce AS-DREN
export:         to AS7170
                announce AS-DREN
export:         to AS7252
                announce AS-DREN
export:         to AS7377
                announce AS-DREN
export:         to AS7922
                announce AS-DREN
export:         to AS7960
                announce AS-DREN
export:         to AS8174
                announce AS-DREN
export:         to AS10303
                announce AS-DREN
admin-c:        Rodger Johnson
tech-c:         See MAINT-AS668
notify:         [email protected]
mnt-by:         MAINT-AS668
changed:        [email protected] 19990701
source:         RADB
last-modified:  2023-11-13T15:39:32Z




--- ARIN Whois ---


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


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:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: MIL-HSTMST-ARIN
OrgTechName:   Network DoD
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN

OrgTechHandle: REGIS10-ARIN
OrgTechName:   Registration
OrgTechPhone:  +1-844-347-2457 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN

OrgAbuseHandle: MIL-HSTMST-ARIN
OrgAbuseName:   Network DoD
OrgAbusePhone:  +1-844-347-2457 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

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