ResearchRouting table, RPKI, IRR & looking glass

AS9521 Korea Automotive Technology Institute

AS9521 (KATECH-AS-KR-KR) is registered to Korea Automotive Technology Institute in KR. It originates 5 prefixes in the global routing table.

5
IPv4 prefixes
0
IPv6 prefixes
1,280
IPv4 addresses
0%
RPKI valid

Who holds AS9521

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

AS number
AS9521
Handle
KATECH-AS-KR-KR
Organization
Korea Automotive Technology Institute
Country
KR
ASPA
None published

What AS9521 announces

Prefixes originated by AS9521 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
0
IPv4 addresses
1,280 (5 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
5
ROAs naming AS9521
0
With an IRR route object
5 100%

Announced prefixes

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

IPv4 (5)

RPKI valid   RPKI invalid   no ROA covers it

Who AS9521 is reached through

The AS just before AS9521 in the paths our looking glass collectors hold, for 5 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
APNICKATECH-AS-KRMNT-KRNIC-AP

Route objects with origin AS9521: RADB 6

as-sets that list AS9521 (6)