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55.75.0.0/16

Currently announced by AS336 United States Department of Defense (DoD), in the routed prefix 55.75.0.0/16.

Current ASN
AS336
United States Department of Defense (DoD)
Routed prefix
55.75.0.0/16
Most specific route covering this prefix
ASNs over time
2
2 announcement records
RIR allocation
ARIN
United States · 55.0.0.0/8

Routing data · Oct 23, 2026, 18:21 UTC

ASN historyEvery routed prefix covering 55.75.0.0/16

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
55.75.0.0/16AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.0.0.0/8AS721United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing

More specific routes22 total

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
55.75.63.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.168.0/21AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.217.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.219.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.222.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.223.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.224.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.225.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.226.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.227.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.228.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.229.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.230.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.231.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.232.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.233.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.234.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.235.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.236.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.237.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.238.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 18:21Announcing
55.75.65.0/24AS336United States Department of Defense (DoD)United StatesBefore monitoring2026-10-23 00:24Stopped

Change logAll changes

The routes covering this address have had no origin changes since ASNBase started monitoring.