ResearchRouting table, RPKI, IRR & looking glass

AS27742 Amnet Telecomunicaciones S.A.

AS27742 (AS27742) is registered to Amnet Telecomunicaciones S.A. in NI. It originates 74 prefixes in the global routing table.

69
IPv4 prefixes
5
IPv6 prefixes
17,664
IPv4 addresses
95%
RPKI valid

Who holds AS27742

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

AS number
AS27742
Handle
AS27742
Organization
Amnet Telecomunicaciones S.A.
Country
NI
ASPA
None published

What AS27742 announces

Prefixes originated by AS27742 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
69
IPv6 prefixes
5
IPv4 addresses
17,664 (69 /24s)
RPKI valid
71 95%
RPKI invalid
0
RPKI not found
3
ROAs naming AS27742
39
With an IRR route object
14 18%

Who AS27742 is reached through

The AS just before AS27742 in the paths our looking glass collectors hold, for 60 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.

Route objects with origin AS27742: RADB 18 · LACNIC 8

as-sets that list AS27742 (7)