ResearchRouting table, RPKI, IRR & looking glass

AS38387 CMB Sejong Broadcasting Co,.Ltd

AS38387 (CMBSEJONG-AS-KR-KR) is registered to CMB Sejong Broadcasting Co,.Ltd in KR. It originates 16 prefixes in the global routing table.

16
IPv4 prefixes
0
IPv6 prefixes
5,632
IPv4 addresses
0%
RPKI valid

Who holds AS38387

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

AS number
AS38387
Handle
CMBSEJONG-AS-KR-KR
Organization
CMB Sejong Broadcasting Co,.Ltd
Country
KR
ASPA
None published

What AS38387 announces

Prefixes originated by AS38387 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
16
IPv6 prefixes
0
IPv4 addresses
5,632 (22 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
16
ROAs naming AS38387
0
With an IRR route object
16 100%

Announced prefixes

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

Who AS38387 is reached through

The AS just before AS38387 in the paths our looking glass collectors hold, for 16 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
APNICCMBSEJONG-AS-KRMNT-KRNIC-AP

Route objects with origin AS38387: RADB 31 · NTTCOM 8

as-sets that list AS38387 (9)