SUBNET.IM

AS30703State University of New York, Health Science Center at Syracuse

United StatesRegistryARIN

At a glance

IPv4 prefixes

2

IPv6 prefixes

0

IPv4 addresses

65.5k

IPv6 /64s

0

Upstream graph

The networks AS30703 is seen behind, one and two hops out, drawn from real AS paths.

AS30703Toward the internet core
Upstream graph for AS30703: 10 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS30703State University …This networkAS3754NYSERNetAS7828Northland Communi…AS11351Charter Communica…AS46887Zayo BandwidthAS293ESnetAS11537Internet2AS174Cogent Communicat…AS7843Charter Communica…AS3356Lumen (Level 3)AS6461Zayo Bandwidth

Networks observed one and two hops upstream of AS30703 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 AS30703
NetworkCountryRelationshipPathsVantage pts
AS46887Zayo BandwidthUSPeer9849
AS11351Charter Communications IncUSPeer5729
AS3754NYSERNetUSPeer42
AS7828Northland CommunicationsUSPeer11

Prefixes

The largest blocks AS30703 originates, widest first.

Largest prefixes originated by AS30703
PrefixAddressesVisibility
139.127.0.0/1732.8k80/80
139.127.128.0/1732.8k80/80

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