SUBNET.IM

AS51887FREQUENTIS COMSOFT GmbH

GermanyRegistryRIPE NCC

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

768

IPv6 /64s

0

Upstream graph

The networks AS51887 is seen behind, one and two hops out, drawn from real AS paths.

AS51887Toward the internet core
Upstream graph for AS51887: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS51887FREQUENTIS COMSOF…This networkAS12480ILK Internet GmbH…AS1299Arelion (fka. Tel…AS6939Hurricane Electri…

Networks observed one and two hops upstream of AS51887 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 AS51887
NetworkCountryRelationshipPathsVantage pts
AS12480ILK Internet GmbH Rechnerkommunikation im InternetDEPeer16080

Prefixes

The largest blocks AS51887 originates, widest first.

Largest prefixes originated by AS51887
PrefixAddressesVisibility
91.221.120.0/2351280/80
91.220.159.0/2425680/80

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