SUBNET.IM

AS207204Centrum Nauki Kopernik

PolandRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

256

IPv6 /64s

0

Upstream graph

The networks AS207204 is seen behind, one and two hops out, drawn from real AS paths.

AS207204Toward the internet core
Upstream graph for AS207204: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS207204Centrum Nauki Kop…This networkAS1887NAUKOWA I AKADEMI…AS5617Orange Polska Spo…AS8501Institute of Bioo…

Networks observed one and two hops upstream of AS207204 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

2

adjacent networks

Upstreams
150%
Peers
150%
Downstreams
00%

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

Upstreams of AS207204
NetworkCountryRelationshipPathsVantage pts
AS1887NAUKOWA I AKADEMICKA SIEC KOMPUTEROWA - PANSTWOWY INSTYTUT BADAWCZYPLPeer7979

Prefixes

The largest blocks AS207204 originates, widest first.

Largest prefixes originated by AS207204
PrefixAddressesVisibility
148.81.206.0/2425679/80

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