Institute for Scientific Information

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks2 · 1,024 IPv4 addresses
All fragments 185 blocks across 33 clusters
Cluster ID225198152
RegistryARIN
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Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 4 shared RIR contact/maintainer handles
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (2)

⬇ export CSV
CIDR Org name Registry Status Confidence
198.62.99.0/24 Institute for Scientific Information ARIN DIRECT ALLOCATION ● high
199.4.153.0 – 199.4.155.255 Institute for Scientific Information ARIN DIRECT ALLOCATION ● high

NIC Handles

ISI1 TRIPA1-ARIN TRIPA2-ARIN TRIPT-ARIN