SUBNET.IM

AS33727Sumofiber

United StatesRegistryARIN

At a glance

IPv4 prefixes

1

IPv6 prefixes

1

IPv4 addresses

2k

IPv6 /64s

4.3B

Upstream graph

The networks AS33727 is seen behind, one and two hops out, drawn from real AS paths.

AS33727Toward the internet core
Upstream graph for AS33727: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS33727SumofiberThis networkAS6461Zayo BandwidthAS62494UTOPIAAS6667Elisa OyjAS32590Valve CorporationAS3356Lumen (Level 3)AS53407UTOPIA Fiber

Networks observed one and two hops upstream of AS33727 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

6

adjacent networks

Upstreams
233%
Peers
350%
Downstreams
117%

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

Upstreams of AS33727
NetworkCountryRelationshipPathsVantage pts
AS62494UTOPIAUSPeer5050
AS6461Zayo BandwidthUSPeer4141

Prefixes

The largest blocks AS33727 originates, widest first.

Largest prefixes originated by AS33727
PrefixAddressesVisibility
38.148.32.0/212k29/80
2604:f585::/324.3B × /6421/62

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