ResearchRouting table, RPKI, IRR & looking glass

AS271634 A2B TELECOM LTDA

AS271634 (AS271634) is registered to A2B TELECOM LTDA in BR. It originates 6 prefixes in the global routing table.

4
IPv4 prefixes
2
IPv6 prefixes
1,024
IPv4 addresses
0%
RPKI valid

Who holds AS271634

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

AS number
AS271634
Handle
AS271634
Organization
A2B TELECOM LTDA
Country
BR
ASPA
None published

What AS271634 announces

Prefixes originated by AS271634 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
2
IPv4 addresses
1,024 (4 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
6
ROAs naming AS271634
0
With an IRR route object
5 83%

Announced prefixes

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

IPv4 (4)
IPv6 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS271634 is reached through

The AS just before AS271634 in the paths our looking glass collectors hold, for 6 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.