SUBNET.IM

AS203897ADVANIA UK LIMITED

United KingdomRegistryRIPE NCC

At a glance

IPv4 prefixes

8

IPv6 prefixes

0

IPv4 addresses

2.6k

IPv6 /64s

0

Upstream graph

The networks AS203897 is seen behind, one and two hops out, drawn from real AS paths.

AS203897Toward the internet core
Upstream graph for AS203897: 8 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203897ADVANIA UK LIMITEDThis networkAS174Cogent Communicat…AS1000LINK AMERICANAS3356Lumen (Level 3)AS1299Arelion (fka. Tel…AS151326DCConnect Communi…AS6453TATA Communicatio…AS2914NTT America, Inc.AS3549Lumen (fka. Globa…

Networks observed one and two hops upstream of AS203897 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 AS203897
NetworkCountryRelationshipPathsVantage pts
AS3356Lumen (Level 3)USPeer32479
AS174Cogent Communications, LLCUSPeer30779
AS1000LINK AMERICANUSPeer11

Prefixes

The largest blocks AS203897 originates, widest first.

Largest prefixes originated by AS203897
PrefixAddressesVisibility
185.119.232.0/2351279/80
185.119.234.0/2351279/80
91.229.124.0/2425679/80
185.34.126.0/2425679/80
185.119.232.0/2425679/80
185.119.233.0/2425679/80
185.119.234.0/2425679/80
185.119.235.0/2425679/80

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