SUBNET.IM

AS204884Fundacion Universidad de Valladolid

SpainRegistryRIPE NCC

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS204884 is seen behind, one and two hops out, drawn from real AS paths.

AS204884Toward the internet core
Upstream graph for AS204884: 11 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS204884Fundacion Univers…This networkAS8903LYNTIA NETWORKS S…AS12541LYNTIA NETWORKS S…AS15450Alhambra Systems …AS202766LYNTIA NETWORKS S…AS3257GTT Communication…AS6939Hurricane Electri…AS3320Deutsche Telekom …AS2914NTT America, Inc.AS8220COLTAS174Cogent Communicat…AS15704XTRA TELECOM S.A.

Networks observed one and two hops upstream of AS204884 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

8

adjacent networks

Upstreams
450%
Peers
450%
Downstreams
00%

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

Upstreams of AS204884
NetworkCountryRelationshipPathsVantage pts
AS8903LYNTIA NETWORKS S.A.ESPeer9447
AS15450Alhambra Systems SAESPeer5829
AS12541LYNTIA NETWORKS S.A.ESPeer63
AS202766LYNTIA NETWORKS S.A.ESPeer21

Prefixes

The largest blocks AS204884 originates, widest first.

Largest prefixes originated by AS204884
PrefixAddressesVisibility
109.234.71.0/2425680/80
217.114.37.0/2425680/80

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