147.165.0.0/16

Currently announced by AS1540 Headquarters, USAISC, in the routed prefix 147.165.0.0/16.

Current ASN
AS1540
Headquarters, USAISC
Routed prefix
147.165.0.0/16
Most specific route covering this prefix
ASNs over time
2
2 announcement records
RIR allocation
ARIN
United States · 147.165.0.0/16

Routing data · Nov 8, 2026, 10:26 UTC

ASN historyEvery routed prefix covering 147.165.0.0/16

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
147.165.0.0/16AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-08 10:26Announcing
147.165.0.0/16AS367United States Department of Defense (DoD)United StatesBefore monitoring2026-11-04 00:23Stopped

More specific routes54 total

PrefixASNNameRegistered countryFirst seen (UTC)Last seen (UTC)Status
147.165.254.0/24AS367United States Department of Defense (DoD)United States2026-11-04 02:232026-11-08 10:26Announcing
147.165.10.0/23AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.13.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.16.0/22AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.25.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.26.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.27.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.67.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.73.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.86.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.93.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.100.0/23AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.116.0/22AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.120.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.123.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.125.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.128.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.136.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.137.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.138.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.142.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.144.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.145.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.146.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.147.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.148.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.149.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 04:22Stopped
147.165.150.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.151.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.152.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.153.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.156.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.158.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.166.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.176.0/23AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.179.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.184.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.206.0/23AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.210.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.214.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.216.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.217.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.221.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.223.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.225.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.226.0/23AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.228.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.232.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.234.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.235.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.236.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.237.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.238.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped
147.165.239.0/24AS1540Headquarters, USAISCUnited States2026-11-04 02:232026-11-04 08:21Stopped

Change logAll changes

Detected (UTC)PrefixChangeASNNamePrevious ASNCountry
2026-11-04 02:23147.165.0.0/16Origin changeAS1540Headquarters, USAISCAS367United States