SUBNET.IM

AS271638Cronos Telecom

BrazilRegistryLACNIC

At a glance

IPv4 prefixes

1

IPv6 prefixes

5

IPv4 addresses

256

IPv6 /64s

8.6B

Upstream graph

The networks AS271638 is seen behind, one and two hops out, drawn from real AS paths.

AS271638Toward the internet core
Upstream graph for AS271638: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS271638Cronos TelecomThis networkAS61745NBS TelecomAS266284Norte-Tel Telecom…AS6762Telecom Italia Sp…AS8167V.talAS61884Ollá TelecomAS271253LINK BRASIL TELEC…

Networks observed one and two hops upstream of AS271638 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 AS271638
NetworkCountryRelationshipPathsVantage pts
AS266284Norte-Tel Telecomunicacoes LTDABRPeer323140
AS61745NBS TelecomBRPeer5959

Prefixes

The largest blocks AS271638 originates, widest first.

Largest prefixes originated by AS271638
PrefixAddressesVisibility
200.16.92.0/2425679/80
2804:7ea8::/324.3B × /6459/62
2804:7ea8::/341.1B × /6461/62
2804:7ea8:4000::/341.1B × /6461/62
2804:7ea8:8000::/341.1B × /6461/62
2804:7ea8:c000::/341.1B × /6461/62

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