SUBNET.IM

AS204150David Zakoucky

CzechiaRegistryRIPE NCC

At a glance

IPv4 prefixes

0

IPv6 prefixes

18

IPv4 addresses

0

IPv6 /64s

1.2M

Upstream graph

The networks AS204150 is seen behind, one and two hops out, drawn from real AS paths.

AS204150Toward the internet core
Upstream graph for AS204150: 10 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS204150David ZakouckyThis networkAS11967Hop179 OUAS199829Akronic Network L…AS212895Johannes ErnstAS215353Josef HrabeAS215828Tizian Maxime Wei…AS6939Hurricane Electri…AS22356Durand do Brasil …AS57463NetIX Communicati…AS52025ParadoxNetworks L…AS39392SH.cz s.r.o.

Networks observed one and two hops upstream of AS204150 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

8

adjacent networks

Upstreams
450%
Peers
450%
Downstreams
00%

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

Upstreams of AS204150
NetworkCountryRelationshipPathsVantage pts
AS212895Johannes ErnstDEPeer76545
AS199829Akronic Network LTDABRPeer17010
AS11967Hop179 OUEEPeer1197
AS215353Josef HrabeCZPeer6161

Prefixes

The largest blocks AS204150 originates, widest first.

Largest prefixes originated by AS204150
PrefixAddressesVisibility
2a0f:6284:800::/4865.5k × /6462/62
2a0f:6284:801::/4865.5k × /6462/62
2a0f:6284:802::/4865.5k × /6462/62
2a0f:6284:803::/4865.5k × /6462/62
2a0f:6284:804::/4865.5k × /6462/62
2a0f:6284:805::/4865.5k × /6462/62
2a0f:6284:806::/4865.5k × /6462/62
2a0f:6284:807::/4865.5k × /6462/62
2a0f:6284:808::/4865.5k × /6462/62
2a0f:6284:809::/4865.5k × /6462/62

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