ResearchRouting table, RPKI, IRR & looking glass

AS271072 ULTRAFIBRA NET REPRESENTACOES TELECOM EIRELI

AS271072 (AS271072) is registered to ULTRAFIBRA NET REPRESENTACOES TELECOM EIRELI in BR. It originates 5 prefixes in the global routing table.

3
IPv4 prefixes
2
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS271072

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

AS number
AS271072
Handle
AS271072
Organization
ULTRAFIBRA NET REPRESENTACOES TELECOM EIRELI
Country
BR
ASPA
None published

What AS271072 announces

Prefixes originated by AS271072 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
2
IPv4 addresses
1,024 (4 /24s)
RPKI valid
5 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS271072
2
With an IRR route object
5 100%

Announced prefixes

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

IPv4 (3)
IPv6 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS271072 is reached through

The AS just before AS271072 in the paths our looking glass collectors hold, for 5 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.