ResearchRouting table, RPKI, IRR & looking glass

AS271278 A B OLIVEIRA TELECOMUNICACAO E INFORMARTICA

AS271278 (AS271278) is registered to A B OLIVEIRA TELECOMUNICACAO E INFORMARTICA in BR. It originates 9 prefixes in the global routing table.

5
IPv4 prefixes
4
IPv6 prefixes
1,024
IPv4 addresses
88%
RPKI valid

Who holds AS271278

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

AS number
AS271278
Handle
AS271278
Organization
A B OLIVEIRA TELECOMUNICACAO E INFORMARTICA
Country
BR
ASPA
None published

What AS271278 announces

Prefixes originated by AS271278 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
4
IPv4 addresses
1,024 (4 /24s)
RPKI valid
8 88%
RPKI invalid
0
RPKI not found
1
ROAs naming AS271278
6
With an IRR route object
9 100%

Announced prefixes

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

Who AS271278 is reached through

The AS just before AS271278 in the paths our looking glass collectors hold, for 9 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.