SUBNET.IM

AS203439Dassault Systemes B.V.

NetherlandsRegistryRIPE NCC

At a glance

IPv4 prefixes

4

IPv6 prefixes

0

IPv4 addresses

1k

IPv6 /64s

0

Upstream graph

The networks AS203439 is seen behind, one and two hops out, drawn from real AS paths.

AS203439Toward the internet core
Upstream graph for AS203439: 8 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203439Dassault Systemes…This networkAS9150ML ConsultancyAS17378TierPoint, LLCAS23686Equinix Asia Paci…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.AS3356Lumen (Level 3)AS6461Zayo BandwidthAS15830Equinix, Inc.

Networks observed one and two hops upstream of AS203439 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

6

adjacent networks

Upstreams
350%
Peers
350%
Downstreams
00%

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

Upstreams of AS203439
NetworkCountryRelationshipPathsVantage pts
AS9150ML ConsultancyNLPeer15879
AS23686Equinix Asia PacificAUPeer8080
AS17378TierPoint, LLCUSPeer7979

Prefixes

The largest blocks AS203439 originates, widest first.

Largest prefixes originated by AS203439
PrefixAddressesVisibility
185.134.248.0/2425679/80
185.134.249.0/2425680/80
185.134.250.0/2425679/80
185.134.251.0/2425679/80

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