subnet.im

AS274839Baba Net / A SANTOS

BrazilRegistryLACNICTypeEyeball

As of 11th November 2026, AS274839 (Baba Net / A SANTOS), an access network registered in Brazil with LACNIC, originates 1 IPv6 prefix. It is seen behind 2 upstream networks, most often AS4230 (Claro (Embratel)) and AS266101 (MARTINS.NET SERVICOS DE…), and in front of 3 downstream networks. Every one of its announcements has a valid RPKI ROA, and none are RPKI-invalid. 100% of its routes reach at least 90% of full-feed peers.

At a glance

IPv4 prefixes

0

IPv6 prefixes

1

IPv4 addresses

0

IPv6 /64s

4.3B

Upstream graph

The networks AS274839 is seen behind, one and two hops out, drawn from real AS paths.

AS274839Toward the internet core
Upstream graph for AS274839: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS274839Baba Net / A SANT…This networkAS4230Claro (Embratel)AS266101MARTINS.NET SERVI…AS1299Arelion (fka. Tel…AS35280F5 Networks SARLAS270706LAN TELECOM INTER…AS271253LINK BRASIL TELEC…

Networks observed one and two hops upstream of AS274839 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

9

adjacent networks

Upstreams
222%
Peers
444%
Downstreams
333%

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

Upstreams of AS274839
NetworkCountryRelationshipPathsVantage pts
AS4230Claro (Embratel)BRPeer1,321130
AS266101MARTINS.NET SERVICOS DE TELECOMUNICACOES LTDABRPeer18442

Prefixes

The largest blocks AS274839 originates, widest first.

Largest prefixes originated by AS274839
PrefixAddressesVisibility
2804:9464::/324.3B × /6463/63

Routing health

How AS274839's own announcements validate against RPKI and how far they propagate. The same measures for the whole routing table are on the routing table in numbers.

RPKI origin validation

  • Valid100.0%1
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%1
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv6 — 1 prefixes

  • /324.3B × /64100.0%1

Recent changes

Announcements that started or stopped since 12th Oct 2026.

No announcement by AS274839 started or stopped in this period.

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