ResearchRouting table, RPKI, IRR & looking glass

AS28557 Cablemas Telecomunicaciones SA de CV

AS28557 (AS28557) is registered to Cablemas Telecomunicaciones SA de CV in MX. It originates 17 prefixes in the global routing table.

4
IPv4 prefixes
13
IPv6 prefixes
1,024
IPv4 addresses
94%
RPKI valid

Who holds AS28557

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

AS number
AS28557
Handle
AS28557
Organization
Cablemas Telecomunicaciones SA de CV
Country
MX
ASPA
None published

What AS28557 announces

Prefixes originated by AS28557 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
4
IPv6 prefixes
13
IPv4 addresses
1,024 (4 /24s)
RPKI valid
16 94%
RPKI invalid
0
RPKI not found
1
ROAs naming AS28557
4
With an IRR route object
17 100%

Announced prefixes

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

Who AS28557 is reached through

The AS just before AS28557 in the paths our looking glass collectors hold, for 17 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
LACNICAS28557MNT-MX-CTSC6-LACNIC

Route objects with origin AS28557: RADB 18 · LACNIC 4

as-sets that list AS28557 (2)