ResearchRouting table, RPKI, IRR & looking glass

AS272548 BORGES ALEXANDRE & CIA LTDA

AS272548 (AS272548) is registered to BORGES ALEXANDRE & CIA LTDA in BR. It originates 12 prefixes in the global routing table.

3
IPv4 prefixes
9
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS272548

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

AS number
AS272548
Handle
AS272548
Organization
BORGES ALEXANDRE & CIA LTDA
Country
BR
ASPA
None published

What AS272548 announces

Prefixes originated by AS272548 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
3
IPv6 prefixes
9
IPv4 addresses
1,024 (4 /24s)
RPKI valid
12 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS272548
2
With an IRR route object
6 50%

Announced prefixes

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

Who AS272548 is reached through

The AS just before AS272548 in the paths our looking glass collectors hold, for 12 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.