SUBNET.IM

AS21373Banque Nationale de Belgique

BelgiumRegistryRIPE NCC

At a glance

IPv4 prefixes

6

IPv6 prefixes

0

IPv4 addresses

2k

IPv6 /64s

0

Upstream graph

The networks AS21373 is seen behind, one and two hops out, drawn from real AS paths.

AS21373Toward the internet core
Upstream graph for AS21373: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS21373Banque Nationale …This networkAS5488Proximus NVAS8220COLTAS5432Proximus NVAS1299Arelion (fka. Tel…AS15576NTS workspace AG

Networks observed one and two hops upstream of AS21373 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 AS21373
NetworkCountryRelationshipPathsVantage pts
AS5488Proximus NVBEPeer43080
AS8220COLTGBPeer5018

Prefixes

The largest blocks AS21373 originates, widest first.

Largest prefixes originated by AS21373
PrefixAddressesVisibility
193.53.56.0/2351280/80
193.53.58.0/2351280/80
193.53.48.0/2425680/80
193.53.50.0/2425680/80
193.53.54.0/2425680/80
193.53.55.0/2425680/80

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