203.179.240.0/20 - bgp.tools

203.179.240.0/20

Originated by AS18266
AS Name: Datacore Works Co.,Ltd.

Overview
Connectivity
Whois
Validation

Registered on: 11 Apr 1996 (29 years old)

Registered to: A91A7381 (apnic)

Prefix status: Active, Allocated under JPNIC (APNIC)

Size of prefix: 16 /24's

Upstreams

AS23783 - Cable Networks Akita Co.,ltd.

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Upstreams

	ASN	Description
	AS23783	Cable Networks Akita Co.,ltd.

Peers

	ASN	Description
	AS23783	Cable Networks Akita Co.,ltd.

Last Update: 2026-03-02T23:20:44Z UTC / (Click here to force a refresh)

IRR Databases

IRR	Expected ASN
jpirr	AS18266	Show Raw route: 203.179.240.0/20 descr: ATNAP-CIDR-BLOCK-2 origin: AS18266 notify: nic-notify@cna-catv.co.jp mnt-by: MAINT-AS18266 changed: nic-notify@cna-catv.co.jp 20250623 source: JPIRR
radb	AS18266	Show Raw route: 203.179.240.0/20 descr: ATNAP origin: AS18266 notify: admin@int-gw.kddi.ne.jp mnt-by: MAINT-AS2516 changed: admin@int-gw.kddi.ne.jp 20190829 source: RADB last-modified: 2023-11-13T15:57:07Z

IRR

Expected ASN

jpirr

AS18266

Show Raw

route:          203.179.240.0/20
descr:          ATNAP-CIDR-BLOCK-2
origin:         AS18266
notify:         nic-notify@cna-catv.co.jp
mnt-by:         MAINT-AS18266
changed:        nic-notify@cna-catv.co.jp 20250623
source:         JPIRR

radb

AS18266

Show Raw

route:          203.179.240.0/20
descr:          ATNAP
origin:         AS18266
notify:         admin@int-gw.kddi.ne.jp
mnt-by:         MAINT-AS2516
changed:        admin@int-gw.kddi.ne.jp 20190829
source:         RADB
last-modified:  2023-11-13T15:57:07Z

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Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)