SUBNET.IM

AS138438CERNET2 regional IX at Guangxi Normal University

ChinaRegistryAPNIC

At a glance

IPv4 prefixes

0

IPv6 prefixes

29

IPv4 addresses

0

IPv6 /64s

12.9B

Upstream graph

The networks AS138438 is seen behind, one and two hops out, drawn from real AS paths.

AS138438Toward the internet core
Upstream graph for AS138438: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS138438CERNET2 regional …This networkAS23910China Next Genera…AS4538China Education a…AS23911China Next Genera…

Networks observed one and two hops upstream of AS138438 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 AS138438
NetworkCountryRelationshipPathsVantage pts
AS23910China Next Generation Internet CERNET2CNPeer873

Prefixes

All 29

The largest blocks AS138438 originates, widest first.

Largest prefixes originated by AS138438
PrefixAddressesVisibility
240c:ce83::/324.3B × /643/62
240c:ce84::/324.3B × /643/62
240c:ce89::/324.3B × /643/62
2001:250:3400::/4865.5k × /643/62
2001:250:3402::/4865.5k × /643/62
2001:250:3403::/4865.5k × /643/62
2001:250:3404::/4865.5k × /643/62
2001:250:340a::/4865.5k × /643/62
2001:250:340e::/4865.5k × /643/62
2001:250:340f::/4865.5k × /643/62

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