Determinate Systems, Inc.

Data as of 2026-08-16
BGP inherited
Cluster stats
Netblocks4 · 1,024 IPv4 addresses
IPv6 1 prefix (largest 2606:c220:6000::/48)
All fragments 11 blocks across 2 clusters
Cluster ID224136692
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 10 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

Footprint over time

2 weekly snapshots · JSON
11 +5 netblocks since 2026-08-09
2026-08-09 peak 11 2026-08-16

IP Ranges (4)

⬇ export CSV
CIDR Org name Registry Status Confidence
191.44.116.0/24 UNKNOWN BGP ANNOUNCED ● high
206.209.218.0/23 Determinate Systems, Inc. ARIN DIRECT ALLOCATION ● high
40.223.192.0/24 Determinate Systems, Inc. BGP ANNOUNCED ● medium
2606:c220:6000::/48 Determinate Systems, Inc. BGP ANNOUNCED ● medium

IPv6 ranges (1)

Network trust

what's this?
RPKI hygiene: C how networks compare →
75.0% of checked blocks have valid RPKI ROA coverage (3 of 4)
Possible discrepancies (2)

These blocks are registered to Determinate Systems, Inc. but cryptographically authorized for a different, unrelated network (2 distinct holders) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

191.44.116.0/24 /24 authorized for AS197411 — Aleksejs Trufans
40.223.192.0/24 /24 authorized for AS834 — IPXO LLC

NIC Handles

AS203676 AS402807 DS-1201 INFRA280-ARIN INFRA280-ARIN INFRA280-ARIN INFRA280-ARIN INFRA280-ARIN INFRA280-ARIN IPBNB-MNT