SUBNET.IM

AS197990T&A SYSTEME GmbH

GermanyRegistryRIPE NCC

At a glance

IPv4 prefixes

3

IPv6 prefixes

1

IPv4 addresses

1k

IPv6 /64s

65.5k

Upstream graph

The networks AS197990 is seen behind, one and two hops out, drawn from real AS paths.

AS197990Toward the internet core
Upstream graph for AS197990: 5 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS197990T&A SYSTEME GmbHThis networkAS3320Deutsche Telekom …AS12329GLASFASER RUHR Gm…AS13030Init7 (Switzerlan…AS398465Rackdog LLCAS6939Hurricane Electri…

Networks observed one and two hops upstream of AS197990 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 AS197990
NetworkCountryRelationshipPathsVantage pts
AS12329GLASFASER RUHR GmbH & Co. KGDEPeer288141
AS3320Deutsche Telekom AGDEPeer1212

Prefixes

The largest blocks AS197990 originates, widest first.

Largest prefixes originated by AS197990
PrefixAddressesVisibility
185.19.10.0/2351280/80
185.19.8.0/2425679/80
194.113.57.0/2425680/80
2a01:7e80:116::/4865.5k × /6461/62

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