INSTITUTE FOR DEFENSE ANALYSES

Institute for Defense Analyses
GLEIF verified
LEI
549300P75GUUZU1ZNH67
Registered name
INSTITUTE FOR DEFENSE ANALYSES
Jurisdiction
US-DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks21 · 265,963 IPv4 addresses
All fragments 171 blocks across 25 clusters
Cluster ID208811497
RegistryBGP
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300P75GUUZU1ZNH67
Shared handles clustered on 9 shared RIR contact/maintainer handles
Registry names 2 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

5 weekly snapshots · JSON
21 0 netblocks since 2026-07-05
2026-07-05 peak 21 2026-07-19

IP Ranges (21)

⬇ export CSV
CIDR Org name Registry Status Confidence
129.246.0.0/17 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.101.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.128.0/17 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.225.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.228.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.229.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.230.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.235.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.243.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.253.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.254.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.0.0/17 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.128.0/17 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.225.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.228.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.253.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
164.217.254.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
192.203.205.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
198.133.241.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high
129.246.0.0/16 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● low
164.217.0.0/16 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● low

NIC Handles

AS166 AS398948 CMU49-ARIN CMU49-ARIN CMU49-ARIN IDA-2-Z TPHID-ARIN TPHID-ARIN TPHID-ARIN