SUBNET.IM

AS332032CRSI Corporation

United StatesRegistryARINTypeContent

At a glance

IPv4 prefixes

3

IPv6 prefixes

1

IPv4 addresses

1k

IPv6 /64s

268M

Upstream graph

The networks AS33203 is seen behind, one and two hops out, drawn from real AS paths.

AS33203Toward the internet core
Upstream graph for AS33203: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS332032CRSI CorporationThis networkAS13536FirstLight Networ…AS1299Arelion (fka. Tel…AS3770FirstLight Networ…

Networks observed one and two hops upstream of AS33203 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 AS33203
NetworkCountryRelationshipPathsVantage pts
AS13536FirstLight Networks, LLCUSPeer158140

Prefixes

The largest blocks AS33203 originates, widest first.

Largest prefixes originated by AS33203
PrefixAddressesVisibility
216.83.48.0/2351279/80
216.83.48.0/242569/80
216.83.49.0/242569/80
2602:f911::/36268M × /6461/62

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