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Autonomous System details for AS1904

AS1904
United States Department of Defense (DoD) • mail.mil

AS1904 — United States Department of Defense (DoD)

AS Name
DNIC-AS-01904
Country
United States (US)
Website
Number of IPv4
3,584
Number of IPv6
0
ASN type
Government
Status
Assigned
Registry
ARIN
Allocated
July 07, 1992
Last updated
September 12, 2025

IP Ranges

6 IPv4 prefixes
Prefix Company Number of IPs
192.152.18.0/24 Various Registries (Maintained by ARIN) 256
192.207.74.0/24 Various Registries (Maintained by ARIN) 256
198.154.64.0/21 2,048
198.154.72.0/23 512
198.154.74.0/24 256
207.132.83.0/24 256

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS1904

0 peers

AS1904 has no peers recorded.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS1904

1 upstreams

AS1904 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS1904 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS1904

0 downstreams

AS1904 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.

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