FORMOSA CAPITAL LP

Data as of 2026-07-26
BGP inherited
Cluster stats
Netblocks7 · 1,024 IPv4 addresses
IPv6 3 prefixes (largest 2a05:4640::/29)
Registered in United Kingdom (6) · United States (2)
All fragments 13 blocks across 3 clusters
Cluster ID214451718
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 17 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

6 weekly snapshots · JSON
11 +2 netblocks since 2026-07-05
2026-07-05 peak 25 2026-07-26

IP Ranges (7)

⬇ export CSV
CIDR Org name Registry Status Confidence
23.151.136.0/24 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
185.225.24.0/24 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
185.225.26.0/24 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
192.189.157.0/24 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
2a05:4641::/32 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
2a05:4642::/32 FORMOSA CAPITAL LP BGP ANNOUNCED ● high
2a05:4640::/29 FORMOSA CAPITAL LP RIPE ALLOCATED-BY-RIR ● low

IPv6 ranges (3)

Network trust

what's this?
RPKI hygiene: B how networks compare →
90.9% of checked blocks have valid RPKI ROA coverage (10 of 11)
Possible discrepancies (2)

These blocks are registered to FORMOSA CAPITAL LP but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.

185.225.24.0/24 /24 authorized for AS64289 — Macarne.com
185.225.24.0/24 /24 authorized for AS64289 — Macarne.com

NIC Handles

AS206246 AS64289 C11603835 DUMY-RIPE DUMY-RIPE NOC33612-ARIN NOC33612-ARIN NOC33612-ARIN NOC33613-ARIN NOC33613-ARIN NOC33613-ARIN ORG-FCL38-RIPE +5 more