INTERACTIVE BROKERS LLC
Interactive Brokers LLC
LEI
50OBSE5T5521O6SMZR28
Registered name
INTERACTIVE BROKERS LLC
Jurisdiction
Ultimate parent
INTERACTIVE BROKERS GROUP, INC.
5493004DT6DCDUZNDM53
Cluster stats
Netblocks41
All fragments 194 blocks across 56 clusters
Cluster ID191608534
RegistryAFRINIC
Owner jurisdictionUS-CT
Customersfind customers using this network →
Evidence & provenance ?
Attribution unresolved
Legal identityLEI 50OBSE5T5521O6SMZR28
Shared handles clustered on 52 shared RIR contact/maintainer handles
Registry names 17 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
41 0 netblocks since 2026-07-05
2026-07-05 peak 41 2026-07-06

IP Ranges (41)

⬇ export CSV
CIDR Org name Registry Status Confidence
8.17.22.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
63.86.206.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
64.190.192.0/21 Interactive Brokers Corp ARIN ● high
64.190.196.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
64.190.196.0/23 Interactive Brokers Corp BGP ANNOUNCED ● high
64.190.197.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
66.33.70.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
72.18.209.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
72.18.211.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
103.6.64.0/24 Interactive Brokers Singapore Pte. Ltd BGP ANNOUNCED ● high
103.6.64.0/23 Interactive Brokers Singapore Pte. Ltd BGP ANNOUNCED ● high
103.6.65.0/24 Interactive Brokers Singapore Pte. Ltd BGP ANNOUNCED ● high
103.38.90.0/23 Interactive Brokers LLC BGP ANNOUNCED ● high
103.38.90.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
103.38.91.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
193.110.138.0/24 Interactive Brokers LLC RIPE ASSIGNED PI ● high
202.1.6.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
202.1.7.0/24 Interactive Brokers India Private Limited BGP ANNOUNCED ● high
202.74.51.0/24 Interactive Brokers India Private Limited BGP ANNOUNCED ● high
206.106.137.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
208.245.107.0/24 Interactive Brokers LLC BGP ANNOUNCED ● high
209.127.240.0/23 Interactive Brokers Corp BGP ANNOUNCED ● high
209.127.240.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
209.127.241.0/24 Interactive Brokers Corp BGP ANNOUNCED ● high
81.112.70.16/29 INTERACTIVE-S-P-A RIPE ASSIGNED PA ● low
83.99.107.80/29 Interactive-LU RIPE ASSIGNED PA ● low
87.252.202.28/30 INTERACTIVE_BROKERS_IRELAND_LIMITED RIPE ASSIGNED PA ● low
103.6.64.0/22 Interactive Brokers Singapore Pte. Ltd APNIC ALLOCATED PORTABLE ● low
103.38.90.0/23 Interactive Brokers LLC APNIC ALLOCATED PORTABLE ● low
118.201.85.177 – 118.201.85.183 INTERACTIVE-SG APNIC ASSIGNED NON-PORTABLE ● low
154.113.64.92/30 INTERACTIVE-ENG AFRINIC ASSIGNED PA ● low
154.113.87.128/29 INTERACTIVE-ENG AFRINIC ASSIGNED PA ● low
202.1.6.0/23 Interactive Brokers LLC APNIC ALLOCATED PORTABLE ● low
202.38.6.0/23 Interactive Brokers LLC APNIC ALLOCATED PORTABLE ● low
202.59.20.120/29 INTERACTIVE-AP APNIC ASSIGNED NON-PORTABLE ● low
202.74.50.0/23 Interactive Brokers LLC APNIC ALLOCATED PORTABLE ● low
212.49.191.128/29 INTERACTIVE-3G RIPE ASSIGNED PA ● low
213.9.152.136/29 INTERACTIVE-3G RIPE ASSIGNED PA ● low
220.241.199.40/29 INTERACTIVE-HK APNIC ASSIGNED NON-PORTABLE ● low
2001:1640:1bc::/48 INTERACTIVE-V6-NET0 RIPE ASSIGNED ● low
2a05:9800:8010:1e::/64 INTERACTIVE_BROKERS_IRELAND_LIMITED RIPE ASSIGNED ● low

Corporate group (7 entities) ~

top 1 shown — full list (JSON)

Network trust

what's this?
RPKI hygiene: D how networks compare →
24.4% of checked blocks have valid RPKI ROA coverage (10 of 41)
Possible discrepancies (2)

These blocks are registered to Interactive Brokers LLC 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.

2001:1640:1bc::/48 /48 authorized for AS25394 — MK Netzdienste Verwaltungs GmbH trading as MK Netzdienste GmbH & Co. KG
193.110.138.0/24 /24 authorized for AS9096 — IBKR Financial Services AG

NIC Handles

AI664-AP AI829-AP APNIC-HM AS11449 AS138463 AS141690 AS2068-AP AS27163 AS27164 AS400227 AS40711 AS6661-MNT +40 more