SUBNET.IM

AS199711National Cyber and Information Security Agency

CzechiaRegistryRIPE NCC

At a glance

IPv4 prefixes

2

IPv6 prefixes

2

IPv4 addresses

768

IPv6 /64s

4.3B

Upstream graph

The networks AS199711 is seen behind, one and two hops out, drawn from real AS paths.

AS199711Toward the internet core
Upstream graph for AS199711: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS199711National Cyber an…This networkAS2852CESNET z.s.p.o.AS15935ha-vel internet s…AS6939Hurricane Electri…AS60606PRO-ZETA a.s.AS174Cogent Communicat…AS9002RETN Limited

Networks observed one and two hops upstream of AS199711 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 AS199711
NetworkCountryRelationshipPathsVantage pts
AS2852CESNET z.s.p.o.CZPeer264140
AS15935ha-vel internet s.r.o.CZPeer1616

Prefixes

The largest blocks AS199711 originates, widest first.

Largest prefixes originated by AS199711
PrefixAddressesVisibility
185.48.22.0/2351279/80
185.48.21.0/2425679/80
2a01:95a0::/332.1B × /6461/62
2a01:95a0:8000::/332.1B × /6461/62

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