61.205.128.0/18 - bgp.tools

61.205.128.0/18

Originated by AS9617
AS Name: JCOM Co., Ltd.

Overview
Connectivity
Whois
Validation

Registered on: 30 Jan 2001 (25 years old)

Registered to: A91A7381 (apnic)

Prefix status: Active, Allocated under JPNIC (APNIC)

Size of prefix: 64 /24's

More Specific Announcements

	Prefix	Description
	61.205.128.0/19	JCOM Co., Ltd.
	61.205.160.0/19	JCOM Co., Ltd.

Upstreams

AS9824 - JCOM Co., Ltd.

Chart Display Options

Temporarily hide my sessions on this graph

Display paths to Route Servers

Display links using non straight lines

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS9824	JCOM Co., Ltd.

Peers

	ASN	Description
	AS9824	JCOM Co., Ltd.

Last Update: 2026-03-29T22:50:16Z UTC

IRR Databases

IRR	Expected ASN
jpirr	AS9617	Show Raw route: 61.205.128.0/18 descr: JCOM Co., Ltd. (J:COM) origin: AS9617 notify: jpirr-notify@jupiter.jcom.co.jp mnt-by: MAINT-AS9824 changed: jpirr-notify@jupiter.jcom.co.jp 20250710 source: JPIRR
radb	AS9617	Show Raw route: 61.205.128.0/18 descr: Jupiter Telecommunications Co., Ltd. (9617) origin: AS9617 notify: radb-notify@jupiter.jcom.co.jp mnt-by: MAINT-AS9824 changed: radb-notify@jupiter.jcom.co.jp 20151215 source: RADB last-modified: 2023-11-13T15:48:29Z

IRR

Expected ASN

jpirr

AS9617

Show Raw

route:          61.205.128.0/18
descr:          JCOM Co., Ltd. (J:COM)
origin:         AS9617
notify:         jpirr-notify@jupiter.jcom.co.jp
mnt-by:         MAINT-AS9824
changed:        jpirr-notify@jupiter.jcom.co.jp 20250710
source:         JPIRR

radb

AS9617

Show Raw

route:          61.205.128.0/18
descr:          Jupiter Telecommunications Co., Ltd. (9617)
origin:         AS9617
notify:         radb-notify@jupiter.jcom.co.jp
mnt-by:         MAINT-AS9824
changed:        radb-notify@jupiter.jcom.co.jp 20151215
source:         RADB
last-modified:  2023-11-13T15:48:29Z

View

More Specific Announcements

Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)