SUBNET.IM

AS1204The State University of New York

United StatesRegistryARIN

At a glance

IPv4 prefixes

29

IPv6 prefixes

0

IPv4 addresses

79.4k

IPv6 /64s

0

Upstream graph

The networks AS1204 is seen behind, one and two hops out, drawn from real AS paths.

AS1204Toward the internet core
Upstream graph for AS1204: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS1204The State Univers…This networkAS174Cogent Communicat…AS3356Lumen (Level 3)AS3630NYSERNetAS3754NYSERNetAS13335Cloudflare, Inc.AS1299Arelion (fka. Tel…AS151326DCConnect Communi…AS3549Lumen (fka. Globa…AS2914NTT America, Inc.AS293ESnetAS11537Internet2AS6453TATA Communicatio…

Networks observed one and two hops upstream of AS1204 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

13

adjacent networks

Upstreams
646%
Peers
754%
Downstreams
00%

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

Upstreams of AS1204
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer85780
AS13335Cloudflare, Inc.USPeer71880
AS174Cogent Communications, LLCUSPeer68679
AS3754NYSERNetUSPeer282
AS3630NYSERNetUSPeer121
AS1000LINK AMERICANUSPeer11

Prefixes

All 29

The largest blocks AS1204 originates, widest first.

Largest prefixes originated by AS1204
PrefixAddressesVisibility
141.254.0.0/1732.8k79/80
136.223.192.0/1816.4k79/80
136.223.128.0/198.2k79/80
136.223.128.0/204.1k80/80
136.223.144.0/204.1k80/80
136.223.160.0/204.1k79/80
136.223.120.0/212k79/80
136.223.116.0/221k79/80
141.254.120.0/221k79/80
136.223.164.0/2351280/80

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