INTERACTIVE BROKERS GROUP, INC.

One corporate group, resolved across 2 separately-registered clusters in the same GLEIF corporate family (ultimate parent LEI 5493004DT6DCDUZNDM53). Each member's own registration independently matches the family, so clusters that merely inherited a carrier's LEI are excluded.
Data as of 2026-08-30

2 clusters · 59 netblocks · 10,520 IPv4 addresses · 11 IPv6 prefixes · 2 countries

IPv6 ranges (11)

Member clusters

Possibly related

Clusters that share this name but whose own registration doesn't confirm them as part of this corporate family — a different or unverified legal entity (a joint venture, a former subsidiary, or a namesake). Shown for context; not counted in the totals above.