ResearchRouting table, RPKI, IRR & looking glass

AS267121 ATPlus Telecom

AS267121 (AS267121) is registered to ATPlus Telecom in BR. It originates 28 prefixes in the global routing table.

24
IPv4 prefixes
4
IPv6 prefixes
4,608
IPv4 addresses
71%
RPKI valid

Who holds AS267121

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

AS number
AS267121
Handle
AS267121
Organization
ATPlus Telecom
Country
BR
ASPA
None published

What AS267121 announces

Prefixes originated by AS267121 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
24
IPv6 prefixes
4
IPv4 addresses
4,608 (18 /24s)
RPKI valid
20 71%
RPKI invalid
0
RPKI not found
8
ROAs naming AS267121
22
With an IRR route object
26 92%

Who AS267121 is reached through

The AS just before AS267121 in the paths our looking glass collectors hold, for 28 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.