SUBNET.IM

AS42221Zurkuhl GmbH

GermanyRegistryRIPE NCC

At a glance

IPv4 prefixes

4

IPv6 prefixes

2

IPv4 addresses

1k

IPv6 /64s

17.2B

Upstream graph

The networks AS42221 is seen behind, one and two hops out, drawn from real AS paths.

AS42221Toward the internet core
Upstream graph for AS42221: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS42221Zurkuhl GmbHThis networkAS24961WIIT AG (fka. myL…AS1299Arelion (fka. Tel…AS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS42221 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 AS42221
NetworkCountryRelationshipPathsVantage pts
AS24961WIIT AG (fka. myLoc Managed IT AG)DEPeer444142

Prefixes

The largest blocks AS42221 originates, widest first.

Largest prefixes originated by AS42221
PrefixAddressesVisibility
185.87.0.0/2425680/80
185.87.1.0/2425680/80
185.87.2.0/2425680/80
185.87.3.0/2425680/80
2a05:bd04::/318.6B × /6462/62
2a05:bd06::/318.6B × /6462/62

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