SUBNET.IM

AS203070Yahoo-UK Limited

United KingdomRegistryRIPE NCC

At a glance

IPv4 prefixes

3

IPv6 prefixes

1

IPv4 addresses

768

IPv6 /64s

65.5k

Upstream graph

The networks AS203070 is seen behind, one and two hops out, drawn from real AS paths.

AS203070Toward the internet core
Upstream graph for AS203070: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203070Yahoo-UK LimitedThis networkAS10310Yahoo Holdings In…AS3356Lumen (Level 3)AS3491PCCW Global (HK) …

Networks observed one and two hops upstream of AS203070 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 AS203070
NetworkCountryRelationshipPathsVantage pts
AS10310Yahoo Holdings Inc.USPeer302142

Prefixes

The largest blocks AS203070 originates, widest first.

Largest prefixes originated by AS203070
PrefixAddressesVisibility
77.238.180.0/2425680/80
77.238.181.0/2425680/80
77.238.182.0/2425680/80
2a00:1288:88::/4865.5k × /6462/62

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