SUBNET.IM

AS51572Cerulean Solutions Limited

United KingdomRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

0

IPv4 addresses

2k

IPv6 /64s

0

Upstream graph

The networks AS51572 is seen behind, one and two hops out, drawn from real AS paths.

AS51572Toward the internet core
Upstream graph for AS51572: 3 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS51572Cerulean Solution…This networkAS25577MAINFRAME & CYBER…AS174Cogent Communicat…AS3257GTT Communication…

Networks observed one and two hops upstream of AS51572 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 AS51572
NetworkCountryRelationshipPathsVantage pts
AS25577MAINFRAME & CYBERNETIC SYSTEMS LIMITEDGBPeer7979

Prefixes

The largest blocks AS51572 originates, widest first.

Largest prefixes originated by AS51572
PrefixAddressesVisibility
46.16.80.0/212k79/80

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