Colorado State University

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks4 · 147,456 IPv4 addresses
Cluster ID214379832
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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

IP Ranges (4)

⬇ export CSV
CIDR Org name Registry Status Confidence
129.19.0.0/18 Colorado State University BGP ANNOUNCED ● high
129.19.3.0/24 Colorado State University BGP ANNOUNCED ● high
129.82.0.0/16 Colorado State University ARIN DIRECT ALLOCATION ● high
158.142.0.0/16 Colorado State University BGP ANNOUNCED ● high

Domains hosted in this network

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Network trust

what's this?
RPKI hygiene: A how networks compare →
100.0% of checked blocks have valid RPKI ROA coverage (7 of 7)
No discrepancies found among checked blocks.

NIC Handles

ADLER49-ARIN ADLER49-ARIN AS12145 AS36691 CSU-2 CSU-2-Z DNSAD191-ARIN DNSAD191-ARIN DNSAD191-ARIN DNSAD191-ARIN HERNA1265-ARIN HERNA1265-ARIN +3 more