SUBNET.IM

AS263683Universidad de Costa Rica

Costa RicaRegistryLACNIC

At a glance

IPv4 prefixes

34

IPv6 prefixes

4

IPv4 addresses

42.2k

IPv6 /64s

983k

Upstream graph

The networks AS263683 is seen behind, one and two hops out, drawn from real AS paths.

AS263683Toward the internet core
Upstream graph for AS263683: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS263683Universidad de Co…This networkAS11830Instituto Costarr…AS1299Arelion (fka. Tel…AS3356Lumen (Level 3)

Networks observed one and two hops upstream of AS263683 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

3

adjacent networks

Upstreams
133%
Peers
267%
Downstreams
00%

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

Upstreams of AS263683
NetworkCountryRelationshipPathsVantage pts
AS11830Instituto Costarricense de Electricidad y Telecom.CRPeer2,968142

Prefixes

All 38

The largest blocks AS263683 originates, widest first.

Largest prefixes originated by AS263683
PrefixAddressesVisibility
163.178.160.0/198.2k80/80
163.178.224.0/198.2k80/80
163.178.208.0/204.1k80/80
163.178.56.0/212k80/80
163.178.64.0/212k80/80
163.178.112.0/212k80/80
163.178.16.0/221k80/80
163.178.48.0/221k80/80
163.178.72.0/221k80/80
163.178.84.0/221k80/80

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