SUBNET.IM

AS23257IBM

United StatesRegistryARIN

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

512

IPv6 /64s

0

Upstream graph

The networks AS23257 is seen behind, one and two hops out, drawn from real AS paths.

AS23257Toward the internet core
Upstream graph for AS23257: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS23257IBMThis networkAS4755TATA Communicatio…AS6453TATA Communicatio…AS8966Etisalat (E&)

Networks observed one and two hops upstream of AS23257 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 AS23257
NetworkCountryRelationshipPathsVantage pts
AS4755TATA Communications (formerly VSNL)INPeer15980

Prefixes

The largest blocks AS23257 originates, widest first.

Largest prefixes originated by AS23257
PrefixAddressesVisibility
129.41.178.0/2425680/80
129.41.179.0/2425679/80

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