AS668 · US — DNIC-AS-00668 - United States Department of Defense DoD

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DNIC-AS-00668 - United States Department of Defense DoD · · US

Identity source

AS668 ·

US DNIC-AS-00668 - United States Department of Defense DoD

NRO allocation data

191IPv4 prefixes

1IPv6 prefixes

29Observed neighbors

RPKIValid: 0 Invalid: 0 Not found: 192 Unknown: 0

Selected local snapshot coverage; not the whole Internet. BGP snapshots: ris-rrc00 10 Oct 16:00 UTC; routeviews2 10 Oct 20:00 UTC; routeviews6 10 Oct 20:00 UTC. Validator: 10 Oct 22:14 UTC. Publication-point issues: 87

Address space details

Overlapping originated prefixes counted once. IPv4 addresses: 2,490,368

IPv6 addresses: 79228162514264337593543950336

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Observed originated prefixes

These are observed BGP origins, not an inventory of registered allocations or transit reachability.

192 matching prefix–origin pairs. Each pair appears once; source observations are in Details.

Prefix	RPKI	Last observed	Details
6.2.0.0/18	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.2.64.0/19	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.2.96.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.2.104.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.2.112.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.2.120.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.3.0.0/17	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.4.0.0/16	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.11.1.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.11.51.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.11.250.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.11.254.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
6.15.100.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
128.132.0.0/16	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
128.160.0.0/17	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
129.92.0.0/16	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
129.229.0.0/16	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
130.163.0.0/16	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.131.0/24	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.132.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.136.0/21	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.144.0/21	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.162.0/23	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.164.0/22	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found
131.92.168.0/21	Not Found	10 Oct 20:00 UTC	2 source observations ris-rrc00 · 2026-10-10T16:00:00+00:00 · 1 selected peers · RPKI not_found routeviews2 · 2026-10-10T20:00:00+00:00 · 1 selected peers · RPKI not_found

Next rows

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Observed AS neighbors

29 unique neighbors in the selected local snapshots. This is the available collector dataset, not a complete map of the Internet. Adjacency does not establish upstream service or peering.

29 matching neighbors · 1–25 shown

Network	IPv4/IPv6	Seen in	Last observed	Details
AS13 · US DNIC-AS-00013 - Headquarters, USAISC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS22 · US DNIC-AS-00022 - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS37 · US DNIC-AS-00037 - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS48 · US DNIC-AS-00048 - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS84 · US DNIC-AS-00084 - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS89 · US DNIC-AS-00089 - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS121 · US DNIC-AS-00121 - United States Department of Defense DoD	IPv4	ris-rrc00, routeviews2	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC
AS213 · US DNIC-AS-00213 - Headquarters, USAISC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS228 · US DNIC-AS-00228 - United States Department of Defense DoD	IPv4	ris-rrc00, routeviews2	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC
AS252 · US DNIC-AS-00252 - Headquarters, USAISC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS289 · US DNIC-AS-00289 - Headquarters, USAISC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS366 · US DNIC-ASBLK-00306-00371 - United States Department of Defense DoD	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS518 · US DNIC-AS-00518 - United States Department of Defense DoD	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS687 · US DNIC-AS-00687 - United States Department of Defense DoD	IPv4	ris-rrc00, routeviews2	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC
AS701 · US Verizon Business	IPv6	ris-rrc00	10 Oct 16:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC
AS2621 · US DNIC-AS-02621 - United States Department of Defense DoD	IPv4	ris-rrc00, routeviews2	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC
AS2914 · US NTT-DATA-2914 - NTT America, Inc.	IPv6	routeviews6	10 Oct 20:00 UTC	Source observations routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS3381 · US MHPCC-AS - Maui High Performance Computing Center	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS4221 · US DNIC-ASBLK-04214-04221 - United States Department of Defense DoD	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS5058 · US NRL-EXP - Navy Network Information Center NNIC	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS5132 · US DNIC-ASBLK-05120-05376 - United States Department of Defense DoD	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS5887 · US DNIC-ASBLK-05800-06055 - United States Department of Defense DoD	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS5957 · US DNIC-ASBLK-05800-06055 - United States Department of Defense DoD	IPv4, IPv6	ris-rrc00, routeviews2, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC
AS5978 · US DNIC-ASBLK-05800-06055 - United States Department of Defense DoD	IPv4	ris-rrc00, routeviews2	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv4 · 10 Oct 16:00 UTC routeviews2 · IPv4 · 10 Oct 20:00 UTC
AS5980 · US DNIC-ASBLK-05800-06055 - United States Department of Defense DoD	IPv6	ris-rrc00, routeviews6	10 Oct 20:00 UTC	Source observations ris-rrc00 · IPv6 · 10 Oct 16:00 UTC routeviews6 · IPv6 · 10 Oct 20:00 UTC

Next neighbors

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View observed neighbor graph (up to 15 AS nodes)

Lines mean observed adjacency, with no commercial direction inferred. The table above provides the same evidence and source times.

Showing 14 of 29 matching neighbors, in table sort order, independent of table page.

Peering & locations

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Registry information

No cached registry response is available yet. Routing origins above are not a substitute for registry ownership.

Allocation statistics

NRO/RIR delegated-extended records describe allocation or assignment ranges. They do not prove a BGP announcement or replace more-specific RDAP registration information. Country is the allocation record’s registration country, not the physical location of every address.

AS668–AS668 · arin · assigned · ASN allocation country: US · Allocation date: 1990-04-24 — NRO/RIR data · snapshot 10 Oct 00:00 UTC

NRO data and format

Prefix count history

Local observation changes

Only comparable successful snapshots are compared. First imports, changed peer coverage and collection gaps are baselines, not new global routes or withdrawals. RPKI transition history is not available before it has been recorded.

10 Oct 20:00 UTC · First observed by pjhtech · 134.164.220.0/24
1 source observations
- routeviews2 · imported 10 Oct 20:31 UTC

Retained local prefix-count observations

Separate collector series. Missing rows are not zero. Peer-set changes are separate coverage, not a continuous trend.

Source	Snapshot	Family	Prefixes	Peer coverage
routeviews2	10 Oct 20:00 UTC	IPv4	191	140.192.8.16/IPv4
routeviews6	10 Oct 20:00 UTC	IPv6	1	2406:840:feed:2::1/IPv6
routeviews2	10 Oct 18:00 UTC	IPv4	190	140.192.8.16/IPv4
routeviews6	10 Oct 18:00 UTC	IPv6	1	2406:840:feed:2::1/IPv6
ris-rrc00	10 Oct 16:00 UTC	IPv4	190	2a00:5884::6/IPv6, 89.234.186.6/IPv4
ris-rrc00	10 Oct 16:00 UTC	IPv6	1	2a00:5884::6/IPv6, 89.234.186.6/IPv4
ris-rrc00	10 Oct 08:00 UTC	IPv4	190	2a00:5884::6/IPv6, 89.234.186.6/IPv4
ris-rrc00	10 Oct 08:00 UTC	IPv6	1	2a00:5884::6/IPv6, 89.234.186.6/IPv4