SUBNET.IM

AS138381CERNET2 regional IX at Guizhou University

ChinaRegistryAPNIC

At a glance

IPv4 prefixes

0

IPv6 prefixes

60

IPv4 addresses

0

IPv6 /64s

3.9M

Upstream graph

The networks AS138381 is seen behind, one and two hops out, drawn from real AS paths.

AS138381Toward the internet core
Upstream graph for AS138381: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS138381CERNET2 regional …This networkAS23910China Next Genera…AS4538China Education a…AS23911China Next Genera…

Networks observed one and two hops upstream of AS138381 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 AS138381
NetworkCountryRelationshipPathsVantage pts
AS23910China Next Generation Internet CERNET2CNPeer3606

Prefixes

All 60

The largest blocks AS138381 originates, widest first.

Largest prefixes originated by AS138381
PrefixAddressesVisibility
2001:250:2100::/4865.5k × /646/62
2001:250:2c00::/4865.5k × /646/62
2001:250:2c01::/4865.5k × /646/62
2001:250:2c02::/4865.5k × /646/62
2001:250:2c03::/4865.5k × /646/62
2001:250:2c04::/4865.5k × /646/62
2001:250:2c05::/4865.5k × /646/62
2001:250:2c06::/4865.5k × /646/62
2001:250:2c07::/4865.5k × /646/62
2001:250:2c08::/4865.5k × /646/62

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