ResearchRouting table, RPKI, IRR & looking glass

AS271452 Sigma Telecom Provedores de Internet Ltda

AS271452 (AS271452) is registered to Sigma Telecom Provedores de Internet Ltda in BR. It originates 7 prefixes in the global routing table.

3
IPv4 prefixes
4
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS271452

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

AS number
AS271452
Handle
AS271452
Organization
Sigma Telecom Provedores de Internet Ltda
Country
BR
ASPA
None published

What AS271452 announces

Prefixes originated by AS271452 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
4
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
7
ROAs naming AS271452
0
With an IRR route object
3 42%

Announced prefixes

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

Who AS271452 is reached through

The AS just before AS271452 in the paths our looking glass collectors hold, for 7 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.