SUBNET.IM

AS203104IBKR Financial Services AG

SwitzerlandRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

256

IPv6 /64s

0

Upstream graph

The networks AS203104 is seen behind, one and two hops out, drawn from real AS paths.

AS203104Toward the internet core
Upstream graph for AS203104: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203104IBKR Financial Se…This networkAS3303Swisscom (Schweiz…AS61423JMP Technology Se…AS2914NTT America, Inc.AS6939Hurricane Electri…AS3356Lumen (Level 3)AS8220COLT

Networks observed one and two hops upstream of AS203104 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

4

adjacent networks

Upstreams
250%
Peers
250%
Downstreams
00%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS203104
NetworkCountryRelationshipPathsVantage pts
AS3303Swisscom (Schweiz) AGCHPeer6767
AS61423JMP Technology Services GmbHCHPeer1313

Prefixes

The largest blocks AS203104 originates, widest first.

Largest prefixes originated by AS203104
PrefixAddressesVisibility
194.209.145.0/2425680/80

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.