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AS668 United States Department of Defense (DoD)

United States DNIC-AS-00668 ARIN 192 IPv4 prefixes 1 IPv6 prefix
IPv4 addresses
2,555,904
IPv6 /48 networks
65,536
RPKI
0 valid193 no ROA
Peers and downstreams
34

Holder

AS name
DNIC-AS-00668
Description
United States Department of Defense (DoD)
Organisation
United States Department of Defense (DoD)
Abuse contact
Not published
Assigned
1990-04-23
Registered
1990-04-24
Record last changed
2025-09-12 13:58 UTC
128.132.0.0/16128.160.0.0/17129.229.0.0/16129.92.0.0/16130.109.0.0/16130.163.0.0/16131.120.0.0/16131.121.0.0/16131.122.0.0/16131.214.0.0/16131.218.0.0/16131.250.0.0/17131.250.128.0/18131.250.192.0/20131.92.131.0/24131.92.132.0/22131.92.136.0/21131.92.144.0/21131.92.162.0/23131.92.164.0/22131.92.168.0/21131.92.176.0/22131.92.180.0/23131.92.182.0/23131.92.184.0/23131.92.186.0/24131.92.192.0/18132.193.0.0/16132.45.0.0/16134.164.220.0/24134.166.0.0/18134.166.128.0/22134.166.132.0/23134.166.134.0/24134.166.135.0/24134.166.136.0/23134.166.138.0/24134.166.144.0/20134.166.64.0/18137.128.0.0/16140.178.0.0/16140.25.0.0/16140.25.98.0/24140.27.10.0/23140.27.12.0/23140.27.14.0/23140.27.8.0/22140.31.0.0/16140.32.0.0/16140.5.0.0/16140.6.0.0/16143.56.0.0/16144.3.0.0/16147.227.0.0/16147.241.104.0/22147.241.112.0/22147.241.118.0/24147.241.120.0/22147.241.126.0/24147.241.160.0/21147.241.192.0/18147.241.72.0/21147.241.80.0/21147.241.88.0/21147.241.96.0/22147.248.48.0/20150.125.0.0/16155.141.0.0/16155.148.0.0/17155.148.128.0/18155.148.192.0/19155.148.224.0/20155.148.240.0/21155.154.0.0/16155.29.152.0/21157.187.0.0/16158.12.0.0/16163.240.0.0/16164.122.0.0/20164.172.0.0/16164.173.0.0/16164.191.0.0/16164.49.0.0/16192.100.92.0/24192.12.124.0/24192.138.87.0/24192.16.167.0/24192.160.158.0/24192.160.159.0/24192.171.12.0/24192.171.8.0/22192.175.87.0/24192.190.228.0/24192.190.229.0/24192.31.147.0/24192.42.141.0/24192.48.242.0/24192.5.148.0/24192.5.17.0/24192.5.21.0/24192.5.22.0/24192.5.23.0/24192.5.41.0/24192.55.117.0/24192.58.244.0/24192.67.80.0/24192.67.93.0/24192.86.66.0/24192.88.110.0/24198.14.32.0/19198.154.16.0/21198.154.173.0/24198.154.174.0/23198.154.176.0/23198.154.24.0/23198.253.110.0/24198.253.128.0/19198.253.168.0/21198.253.192.0/20198.253.252.0/24198.253.253.0/24198.253.40.0/21198.253.56.0/24198.253.64.0/21198.97.234.0/23198.97.236.0/24199.10.127.0/24199.10.148.0/24199.10.16.0/24199.10.17.0/24199.10.18.0/24199.10.19.0/24199.10.20.0/24199.10.233.0/24199.10.62.0/24199.123.105.0/24199.123.113.0/24199.123.86.0/23199.123.88.0/23199.123.90.0/24199.208.158.0/24199.208.32.0/21199.209.144.0/21199.209.144.0/22199.209.149.0/24199.209.150.0/23199.209.240.0/21199.209.248.0/21199.31.107.0/24199.31.16.0/20199.9.0.0/24199.9.1.0/24199.9.2.0/24204.222.6.0/23204.222.64.0/21204.222.8.0/23204.238.129.0/24204.34.198.0/24204.44.136.0/23205.111.251.0/24205.111.252.0/24205.66.100.0/22205.67.232.0/24205.68.95.0/24206.37.224.0/24206.37.226.0/24206.37.252.0/24206.37.28.0/23206.37.30.0/23207.132.147.0/24207.133.211.0/24214.10.25.0/24214.27.178.0/24214.29.136.0/21214.4.136.0/24214.9.92.0/24214.9.94.0/24214.9.95.0/24214.9.96.0/216.11.1.0/246.11.250.0/246.11.254.0/246.11.51.0/246.15.100.0/246.2.0.0/186.2.104.0/226.2.112.0/226.2.120.0/226.2.64.0/196.2.96.0/226.3.0.0/176.4.0.0/16

Upstream graph

Upstreams and their upstreams, from BGP paths
AS14840 BR.Digital Telecom AS14840 · BR BR.Digital Telecom AS174 AS174 AS174 AS174 AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS701 Uunet AS701 · US Uunet AS668 United States Department of Defense (DoD) AS668 · US United States Departm…

Network health

Grade D · 50/100
fail Prefixes covered by valid ROAs
0 of 193 announced prefixes are RPKI valid, 193 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
1 IPv6 prefix.		 15/15
pass More than one upstream
2 upstreams seen in BGP.		 10/10
fail Working abuse contact
No abuse contact is published in the registry.		 0/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
pass Registry record maintained
Last changed 2025-09-12.		 5/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS668
as-name:        DNIC-AS-00668
handle:         AS668
registrant:     USDDD (United States Department of Defense (DoD))
last changed:   2025-09-12T09:58:49-04:00
registration:   1990-04-24T00:00:00-04:00
source:         ARIN (RDAP)