ResearchRouting table, RPKI, IRR & looking glass

AS263920 MAST TELECOMUNICACOES E INFORMATICA LTDA

AS263920 (AS263920) is registered to MAST TELECOMUNICACOES E INFORMATICA LTDA in BR. It originates 7 prefixes in the global routing table.

3
IPv4 prefixes
4
IPv6 prefixes
1,024
IPv4 addresses
100%
RPKI valid

Who holds AS263920

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

AS number
AS263920
Handle
AS263920
Organization
MAST TELECOMUNICACOES E INFORMATICA LTDA
Country
BR
ASPA
None published

What AS263920 announces

Prefixes originated by AS263920 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
7 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS263920
10
With an IRR route object
6 85%

Announced prefixes

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

Who AS263920 is reached through

The AS just before AS263920 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.