SUBNET.IM

AS1856RTX BBN Technologies, Inc.

United StatesRegistryARIN

At a glance

IPv4 prefixes

17

IPv6 prefixes

0

IPv4 addresses

89.6k

IPv6 /64s

0

Upstream graph

The networks AS1856 is seen behind, one and two hops out, drawn from real AS paths.

AS1856Toward the internet core
Upstream graph for AS1856: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS1856RTX BBN Technolog…This networkAS7018AT&T Enterprises,…AS1299Arelion (fka. Tel…AS2914NTT America, Inc.

Networks observed one and two hops upstream of AS1856 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 AS1856
NetworkCountryRelationshipPathsVantage pts
AS7018AT&T Enterprises, LLCUSPeer1,36080

Prefixes

The largest blocks AS1856 originates, widest first.

Largest prefixes originated by AS1856
PrefixAddressesVisibility
128.33.0.0/1665.5k80/80
192.1.64.0/198.2k80/80
192.1.32.0/204.1k80/80
192.1.8.0/212k80/80
192.1.24.0/212k80/80
192.1.144.0/212k80/80
192.1.0.0/221k80/80
192.1.20.0/221k80/80
192.1.124.0/221k80/80
192.1.4.0/2351280/80

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