SUBNET.IM

AS20742Internet4U Kereskedelmi es Szolgaltato Kft.

HungaryRegistryRIPE NCC

At a glance

IPv4 prefixes

1

IPv6 prefixes

1

IPv4 addresses

512

IPv6 /64s

4.3B

Upstream graph

The networks AS20742 is seen behind, one and two hops out, drawn from real AS paths.

AS20742Toward the internet core
Upstream graph for AS20742: 12 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS20742Internet4U Keresk…This networkAS6939Hurricane Electri…AS9002RETN LimitedAS41075ATW Internet Kft.AS49544i3D.net B.VAS50261ACE Telecom KftAS18106Viewqwest Pte LtdAS20130Depaul UniversityAS6453TATA Communicatio…AS51907Kanton ZugAS29278Rackhost Zrt.AS2914NTT America, Inc.AS41206United Telecom Za…

Networks observed one and two hops upstream of AS20742 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

16

adjacent networks

Upstreams
531%
Peers
1169%
Downstreams
00%

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

Upstreams of AS20742
NetworkCountryRelationshipPathsVantage pts
AS41075ATW Internet Kft.HUPeer6868
AS6939Hurricane Electric LLCUSPeer6262
AS50261ACE Telecom KftHUPeer77
AS49544i3D.net B.VNLPeer22
AS9002RETN LimitedGBPeer22

Prefixes

The largest blocks AS20742 originates, widest first.

Largest prefixes originated by AS20742
PrefixAddressesVisibility
185.143.48.0/2351280/80
2a02:a50::/324.3B × /6461/62

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