ResearchRouting table, RPKI, IRR & looking glass

AS9622 Kurashiki Cable TV

AS9622 (KCT) is registered to Kurashiki Cable TV in JP. It originates 51 prefixes in the global routing table.

50
IPv4 prefixes
1
IPv6 prefixes
78,848
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS9622

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

AS number
AS9622
Handle
KCT
Organization
Kurashiki Cable TV
Country
JP
ASPA
None published
Routing

What AS9622 announces

Prefixes originated by AS9622 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
50
IPv6 prefixes
1
IPv4 addresses
78,848 (308 /24s)
RPKI valid
51 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS9622
41
With an IRR route object
51 100%
Prefixes

Announced prefixes

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

IPv4 (50)
103.24.168.0/22103.24.168.0/23103.24.170.0/23103.235.124.0/22103.235.124.0/23103.235.126.0/23124.47.64.0/18124.47.64.0/20124.47.80.0/20124.47.96.0/20124.47.112.0/20125.3.208.0/20125.3.208.0/21125.3.216.0/21157.70.208.0/20157.70.208.0/21157.70.216.0/21202.52.16.0/20202.52.16.0/21202.52.24.0/21202.91.48.0/20202.91.48.0/21202.91.56.0/21202.122.224.0/19202.122.224.0/20202.122.240.0/20202.171.112.0/20202.171.112.0/21202.171.120.0/21203.76.64.0/19203.76.64.0/20203.76.80.0/20203.140.240.0/20203.140.240.0/21203.140.248.0/21203.179.0.0/20203.179.0.0/21203.179.8.0/21203.191.208.0/20203.191.208.0/21203.191.216.0/21211.2.184.0/21211.2.184.0/22211.2.188.0/22211.125.96.0/19211.125.96.0/20211.125.112.0/20219.100.64.0/22219.100.64.0/23219.100.66.0/23
IPv6 (1)
2001:e90::/32

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS9622 is reached through

The AS just before AS9622 in the paths our looking glass collectors hold, for 51 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS6939 HURRICANE 50AS2914 NTT-DATA-2914 17AS23642 OBIS 17
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
JPIRRKCT-ASMAINT-AS9622
RADBKCT-ASMAINT-AS9622

Route objects with origin AS9622: JPIRR 51 · RADB 51 · NTTCOM 1

as-sets that list AS9622 (30)
AS-23642AS-9622ARCSTARAS-ANC-CUSTOMER-PROXY-REGISTERAS-BBX-PEERSAS-CTGJP-TOKAIAS-GIGAINFRAAS-GIGAINFRA-V6AS-HURRICANEV6AS-IIJAS-IIJ6AS-INFOSPHEREAS-INFOSPHERE-V6AS-KDDAS-KDDI6AS-LEVEL3-ORIGINS-NAAS-MESH-CUSTOMER:AS10010AS-OCNAS-OCN-V6AS-PACNET-CUSTOMER-PROXY-REGISTERAS-TELSTRA-INTL-CUSTOMERSAS-TELSTRA-INTL-CUSTOMERS-4637AS-TMNET-PEERSAS-TOKAIAS-TOKAI6AS-XO-BAS24257:AS-JPIXAS2497:AS-IIJAS2497:AS-IIJ6AS3491:AS-CUSTOMERS-APAS9622:AS-KCT
Tools

Check AS9622 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup