INSTITUTE FOR DEFENSE ANALYSES

Institute for Defense Analyses
Data as of 2026-08-16
GLEIF verified
LEI
549300P75GUUZU1ZNH67
Registered name
INSTITUTE FOR DEFENSE ANALYSES
Jurisdiction
US-DE
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks35 · 135,168 IPv4 addresses
All fragments 185 blocks across 33 clusters
Cluster ID222383520
RegistryBGP
Owner jurisdictionUS-DE
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 549300P75GUUZU1ZNH67
Shared handles clustered on 15 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

8 weekly snapshots · JSON
37 +16 netblocks since 2026-07-05
2026-07-05 peak 37 2026-08-16

IP Ranges (35)

⬇ export CSV
CIDR Org name Registry Status Confidence
129.246.0.0/16 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
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
164.217.0.0/16 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● 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 ARIN DIRECT ALLOCATION ● high
192.231.39.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.168.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.169.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.170.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.171.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.172.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.173.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.174.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.175.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.176.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.177.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.178.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.179.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.97.200.0/24 Institute for Defense Analyses ARIN DIRECT ALLOCATION ● high
198.133.241.0/24 Institute for Defense Analyses BGP ANNOUNCED ● high

NIC Handles

AS166 AS398948 BURRU6-ARIN BURRU6-ARIN CD141-ARIN CMU49-ARIN CMU49-ARIN CMU49-ARIN IDA-2 IDA-2-Z RG6-ARIN SKA100-ARIN +3 more