ResearchRouting table, RPKI, IRR & looking glass

AS273554 ULTRA FIBRA TELECOM LTDA

AS273554 (AS273554) is registered to ULTRA FIBRA TELECOM LTDA in BR. It originates 1 prefix in the global routing table.

0
IPv4 prefixes
1
IPv6 prefixes
0%
RPKI valid

Who holds AS273554

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

AS number
AS273554
Handle
AS273554
Organization
ULTRA FIBRA TELECOM LTDA
Country
BR
ASPA
None published

What AS273554 announces

Prefixes originated by AS273554 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
0
IPv6 prefixes
1
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
1
ROAs naming AS273554
0
With an IRR route object
1 100%

Announced prefixes

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

IPv6 (1)

RPKI valid   RPKI invalid   no ROA covers it

Who AS273554 is reached through

The AS just before AS273554 in the paths our looking glass collectors hold, for 1 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.

Sourceas-nameMaintained by
TCULTRAFIBRACONECTMAINT-AS273554

Route objects with origin AS273554: TC 1

as-sets that list AS273554 (5)