SUBNET.IM

AS137918CUHK Medical Centre Limited

Hong Kong SAR ChinaRegistryAPNIC

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS137918 is seen behind, one and two hops out, drawn from real AS paths.

AS137918Toward the internet core
Upstream graph for AS137918: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS137918CUHK Medical Cent…This networkAS4760HKT LimitedAS9304HGC Global Commun…AS3491PCCW Global (HK) …AS4635HKIX Route ServersAS6453TATA Communicatio…AS15412Flag Telecom UK L…

Networks observed one and two hops upstream of AS137918 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

4

adjacent networks

Upstreams
250%
Peers
250%
Downstreams
00%

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

Upstreams of AS137918
NetworkCountryRelationshipPathsVantage pts
AS9304HGC Global Communications LimitedHKPeer9045
AS4760HKT LimitedHKPeer7035

Prefixes

The largest blocks AS137918 originates, widest first.

Largest prefixes originated by AS137918
PrefixAddressesVisibility
103.155.102.0/2425680/80
103.155.103.0/2425680/80

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