SUBNET.IM

AS200723South-West University "Neofit Rilski"

BulgariaRegistryRIPE NCC

At a glance

IPv4 prefixes

2

IPv6 prefixes

1

IPv4 addresses

512

IPv6 /64s

65.5k

Upstream graph

The networks AS200723 is seen behind, one and two hops out, drawn from real AS paths.

AS200723Toward the internet core
Upstream graph for AS200723: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS200723South-West Univer…This networkAS8717A1 Bulgaria EADAS34376Telecom Group LtdAS3356Lumen (Level 3)AS6461Zayo BandwidthAS8262Evolink EADAS57344Telehouse EAD

Networks observed one and two hops upstream of AS200723 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

4

adjacent networks

Upstreams
250%
Peers
250%
Downstreams
00%

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

Upstreams of AS200723
NetworkCountryRelationshipPathsVantage pts
AS8717A1 Bulgaria EADBGPeer174123
AS34376Telecom Group LtdBGPeer4829

Prefixes

The largest blocks AS200723 originates, widest first.

Largest prefixes originated by AS200723
PrefixAddressesVisibility
37.63.79.0/2425680/80
217.26.219.0/2425680/80
2a13:4a40::/4865.5k × /6462/62

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