ResearchRouting table, RPKI, IRR & looking glass

AS264912 Alcantara e Oliveira Ltda Me

AS264912 (AS264912) is registered to Alcantara e Oliveira Ltda Me in BR. It originates 8 prefixes in the global routing table.

7
IPv4 prefixes
1
IPv6 prefixes
1,536
IPv4 addresses
75%
RPKI valid

Who holds AS264912

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS264912
Handle
AS264912
Organization
Alcantara e Oliveira Ltda Me
Country
BR
ASPA
None published

What AS264912 announces

Prefixes originated by AS264912 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
7
IPv6 prefixes
1
IPv4 addresses
1,536 (6 /24s)
RPKI valid
6 75%
RPKI invalid
0
RPKI not found
2
ROAs naming AS264912
2
With an IRR route object
5 62%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

Who AS264912 is reached through

The AS just before AS264912 in the paths our looking glass collectors hold, for 8 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.