Headquarters, USAISC

Data as of 2026-07-26
BGP inherited
Complete entity footprint
2 linked clusters · 16,806 netblocks · 295,990,272 IPv4 addresses · 421 IPv6 prefixes
This organisation's clusters combined by evidence — shared operating domain army.mil — not name similarity, so genuinely different organisations that share a name are excluded.
View the full entity page →
Cluster stats
Netblocks1,877 · 37,929,728 IPv4 addresses
IPv6 49 prefixes (largest 2608:12a:2500::/40)
Cluster ID213282318
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 31 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

6 weekly snapshots · JSON
1,958 +1,186 netblocks since 2026-07-05
2026-07-05 peak 1,958 2026-07-26

IP Ranges (1,877)

showing 50 of 1,877 — see all — ⬇ export CSV (free export limited to 500 rows — subscribe for the full export)
CIDR Org name Registry Status Confidence
6.16.88.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.16.89.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.16.110.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.16.111.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.16.216.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.132.129.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.132.132.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.134.20.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
6.134.24.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
6.134.28.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
6.134.30.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
6.148.81.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
6.148.95.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.20.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
55.20.7.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.20.32.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
55.20.89.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.20.95.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.4.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.8.0/21 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.19.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.22.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.69.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.98.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.149.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.169.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.175.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.176.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.254.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
55.71.255.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
128.63.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
130.165.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
131.92.0.0/17 Headquarters, USAISC BGP ANNOUNCED ● high
134.194.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
136.210.224.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
136.210.249.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
137.161.0.0/16 Headquarters, USAISC BGP ANNOUNCED ● high
139.241.4.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
139.242.5.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.0.0/17 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.128.0/18 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.192.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.193.0/24 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.194.0/23 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.196.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.200.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.204.0/22 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.208.0/20 Headquarters, USAISC BGP ANNOUNCED ● high
140.194.224.0/19 Headquarters, USAISC BGP ANNOUNCED ● high

IPv6 ranges (49)

showing the 15 largest allocations
CIDR
2608:12a:2500::/40
2608:14b:2400::/40
2608:16b:6100::/40
2001:480:1670::/48
2001:480:30::/48
2001:480:34::/48
2001:480:36::/48
2001:500:1::/48
2608:103:2740::/48
2608:103:4f0::/48
2608:104:2a20::/48
2608:104:500::/48
2608:109:15b0::/48
2608:122:3ff0::/48
2608:123:4220::/48

Domains hosted in this network

what's this?
root-servers.net army.mil it1.site

Network trust

what's this?
RPKI hygiene: F how networks compare →
0.1% of checked blocks have valid RPKI ROA coverage (1 of 1,958)
No discrepancies found among checked blocks.

NIC Handles

AS13 AS1492 AS1493 AS1501 AS1508 AS1516 AS1523 AS153 AS1530 AS1540 AS1542 AS1544 +19 more