SUBNET.IM

AS31746Franklin and Marshall College

United StatesRegistryARIN

At a glance

IPv4 prefixes

3

IPv6 prefixes

0

IPv4 addresses

2.6k

IPv6 /64s

0

Upstream graph

The networks AS31746 is seen behind, one and two hops out, drawn from real AS paths.

AS31746Toward the internet core
Upstream graph for AS31746: 9 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS31746Franklin and Mars…This networkAS14877FirstLight Networ…AS399855Keystone REN, LLCAS401602Keystone REN, LLCAS293ESnetAS13536FirstLight Networ…AS6939Hurricane Electri…AS11164Internet2 I2PXAS174Cogent Communicat…AS33154DQE Communication…

Networks observed one and two hops upstream of AS31746 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

7

adjacent networks

Upstreams
343%
Peers
457%
Downstreams
00%

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

Upstreams of AS31746
NetworkCountryRelationshipPathsVantage pts
AS14877FirstLight Networks, LLCUSPeer15050
AS401602Keystone REN, LLCUSPeer7826
AS399855Keystone REN, LLCUSPeer124

Prefixes

The largest blocks AS31746 originates, widest first.

Largest prefixes originated by AS31746
PrefixAddressesVisibility
66.132.168.0/221k80/80
66.132.176.0/221k80/80
216.150.6.0/2351280/80

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