subnet.im

AS203819Emily Kohlmeier

GermanyRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

3

IPv4 addresses

256

IPv6 /64s

393k

Upstream graph

The networks AS203819 is seen behind, one and two hops out, drawn from real AS paths.

AS203819Toward the internet core
Upstream graph for AS203819: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS203819Emily KohlmeierThis networkAS7768Nuh Ahmet Firat t…AS8298IPng Networks GmbHAS25091IP-Max SAAS49585CoreRoute UGAS56662Marcin GondekAS9121Turk TelekomAS44901Belcloud LTDAS8283Netwerkvereniging…AS6453TATA Communicatio…AS6939Hurricane Electri…AS58299Openfactory GmbH …AS13030Init7 (Switzerlan…

Networks observed one and two hops upstream of AS203819 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

15

adjacent networks

Upstreams
533%
Peers
1067%
Downstreams
00%

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

Upstreams of AS203819
NetworkCountryRelationshipPathsVantage pts
AS49585CoreRoute UGDEPeer248134
AS7768Nuh Ahmet Firat trading as TEKNET YAZILIM VE BILGISAYAR TEKNOLOJILERITRPeer42
AS8298IPng Networks GmbHCHPeer42
AS25091IP-Max SACHPeer42
AS56662Marcin GondekPLPeer31

Prefixes

The largest blocks AS203819 originates, widest first.

Largest prefixes originated by AS203819
PrefixAddressesVisibility
45.150.123.0/2425680/80
2a0f:be01::/46262k × /6461/62
2a0f:be01::/4865.5k × /6461/62
2a0f:be01:fe::/4865.5k × /6461/62

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