SUBNET.IM

AS203770Matooma SAS

FranceRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

256

IPv6 /64s

0

Upstream graph

The networks AS203770 is seen behind, one and two hops out, drawn from real AS paths.

AS203770Toward the internet core
Upstream graph for AS203770: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203770Matooma SASThis networkAS8218Zayo EuropeAS60427System-Net SasAS6461Zayo BandwidthAS34288Kantonsschule ZugAS30781Free Pro SAS

Networks observed one and two hops upstream of AS203770 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 AS203770
NetworkCountryRelationshipPathsVantage pts
AS8218Zayo EuropeFRPeer7777
AS60427System-Net SasFRPeer33

Prefixes

The largest blocks AS203770 originates, widest first.

Largest prefixes originated by AS203770
PrefixAddressesVisibility
145.249.111.0/2425680/80

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