Autonomous System

AS348 United States Department of Defense (DoD)

GovernmentActiveUnited StatesARIN

AS348 (DNIC-ASBLK-00306-00371) is a government network operated by United States Department of Defense (DoD) in United States, registered with ARIN. It has 22 IPv4 prefixes with 72,960 addresses and 1 IPv6 prefix, which makes it the 2,896th largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses72,960in 22 prefixes
IPv6 prefixes1≈ 3.1 × 10²⁶ addresses
Size rank#2,896of 82,200 active ASNs
Abuser scoreVery Lowunder 0.01% of its addresses flagged · method

Details

OrganizationUnited States Department of Defense (DoD)
AS nameDNIC-ASBLK-00306-00371
Websitedefense.gov
Country United States (US)
Network typeGovernment
RegistryARIN
Abuse contactdisa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
Registered1989-06-30
Last updated2025-09-12

IPv4 prefixes

22 prefixes · 72,960 addresses
NetworkAddressesFirst – last address
55.22.0.0/1665,53655.22.0.0 – 55.22.255.255
55.22.0.0/212,04855.22.0.0 – 55.22.7.255
55.22.252.0/2351255.22.252.0 – 55.22.253.255
55.22.14.0/2425655.22.14.0 – 55.22.14.255
55.22.16.0/2425655.22.16.0 – 55.22.16.255
55.22.18.0/2425655.22.18.0 – 55.22.18.255
55.22.25.0/2425655.22.25.0 – 55.22.25.255
55.22.27.0/2425655.22.27.0 – 55.22.27.255
55.22.28.0/2425655.22.28.0 – 55.22.28.255
55.22.29.0/2425655.22.29.0 – 55.22.29.255
55.22.30.0/2425655.22.30.0 – 55.22.30.255
55.22.31.0/2425655.22.31.0 – 55.22.31.255
55.22.32.0/2425655.22.32.0 – 55.22.32.255
55.22.33.0/2425655.22.33.0 – 55.22.33.255
55.22.34.0/2425655.22.34.0 – 55.22.34.255
55.22.36.0/2425655.22.36.0 – 55.22.36.255
55.22.38.0/2425655.22.38.0 – 55.22.38.255
55.22.39.0/2425655.22.39.0 – 55.22.39.255
55.22.40.0/2425655.22.40.0 – 55.22.40.255
55.22.41.0/2425655.22.41.0 – 55.22.41.255
55.22.42.0/2425655.22.42.0 – 55.22.42.255
55.22.44.0/2425655.22.44.0 – 55.22.44.255

IPv6 prefixes

1 prefix
  • 2608:14a:2700::/40

Query AS348 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS348&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS348, with or without a key:

curl "https://api.ipapi.is/?q=55.22.0.1"

Other networks of United States Department of Defense (DoD)

6 of 108
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