ResearchRouting table, RPKI, IRR & looking glass

AS27921 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC

AS27921 (AS27921) is registered to COLOMBIA TELECOMUNICACIONES S.A. ESP BIC in CO. It originates 2 prefixes in the global routing table.

2
IPv4 prefixes
0
IPv6 prefixes
512
IPv4 addresses
100%
RPKI valid

Who holds AS27921

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

AS number
AS27921
Handle
AS27921
Organization
COLOMBIA TELECOMUNICACIONES S.A. ESP BIC
Country
CO
ASPA
None published

What AS27921 announces

Prefixes originated by AS27921 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
2
IPv6 prefixes
0
IPv4 addresses
512 (2 /24s)
RPKI valid
2 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS27921
2
With an IRR route object
2 100%

Announced prefixes

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

IPv4 (2)

RPKI valid   RPKI invalid   no ROA covers it

Who AS27921 is reached through

The AS just before AS27921 in the paths our looking glass collectors hold, for 2 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
LACNICAS27921MNT-CO-CTSE-LACNIC

Route objects with origin AS27921: LACNIC 2

as-sets that list AS27921 (5)