University of South Dakota

BGP inherited
Cluster stats
Netblocks12 · 37,108 IPv4 addresses
All fragments 41 blocks across 6 clusters
Cluster ID208821986
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 12 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
10 0 netblocks since 2026-07-05
2026-07-05 peak 10 2026-07-19

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
192.55.228.0/24 University of South Dakota BGP ANNOUNCED ● high
192.236.32.0/19 University of South Dakota BGP ANNOUNCED ● high
192.236.32.0/19 University of South Dakota ARIN DIRECT ALLOCATION ● high
206.176.0.0/20 University of South Dakota ARIN ASSIGNMENT ● high
206.176.0.0/20 University of South Dakota BGP ANNOUNCED ● high
206.176.0.0/21 University of South Dakota BGP ANNOUNCED ● high
206.176.8.0/22 University of South Dakota BGP ANNOUNCED ● high
206.176.12.0/23 University of South Dakota BGP ANNOUNCED ● high
206.176.57.0/24 University of South Dakota BGP ANNOUNCED ● high
206.176.58.0/24 University of South Dakota BGP ANNOUNCED ● high
206.209.0.0/20 University of South Dakota BGP ANNOUNCED ● high
206.209.0.0/20 University of South Dakota ARIN DIRECT ALLOCATION ● high

Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (12 of 12)
No discrepancies found among checked blocks.

NIC Handles

AS11736 CLOBE-ARIN CLOBE-ARIN CLOBE-ARIN CLOBE-ARIN CT509-ARIN CT509-ARIN CT509-ARIN KELLY532-ARIN USD-1 USD-1-Z VOSSR1-ARIN