// TOSHIMA CABLE NETWORK // TOSHIMA-NET

AS Name: Toshima-Network

Description: TOSHIMA CABLE NETWORK CO.,LTD 5-18-11,Nishiikebukuro,Toshima-ku,Tokyo 171-0021, JAPAN TOSHIMA CABLE NETWORK CO.,LTD

Registry: APNIC

aut-num:        AS23808
as-name:        TOSHIMA-NET
descr:          TOSHIMA CABLE NETWORK CO.,LTD
admin-c:        HU1509JP
tech-c:         JH7493JP
notify:         tech-admin@toshima.co.jp
mnt-by:         MAINT-AS23808
changed:        hasegawa@toshima.co.jp 20190328
source:         NTTCOM

aut-num:        AS23808
as-name:        TOSHIMA-NET
descr:          TOSHIMA CABLE NETWORK CO.,LTD
admin-c:        DUMMY-RADB
tech-c:         DUMMY-RADB
notify:         tech-admin@toshima.co.jp
mnt-by:         MAINT-AS9824
source:         RADB
changed:        radb-notify@jupiter.jcom.co.jp 20260310
last-modified:  2026-03-10T08:44:15Z

aut-num:        AS23808
as-name:        Toshima-Network
descr:          TOSHIMA CABLE NETWORK CO.,LTD
descr:          5-18-11,Nishiikebukuro,Toshima-ku,Tokyo 171-0021, JAPAN
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : ********
country:        JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-08-15T05:10:32Z
source:         APNIC

Direct Membership

Macros that directly list AS23808 as a member:

AS-OCN(458 members)
AS2914:AS-ASIA(594 members)

Expanded Membership

All macros containing AS23808 (directly or via nested macros): 17

Show 17 macros

AS-OCN(458 ASNs)
AS-OCN-ALL(458 ASNs)
AS17645:AS-NTTS(70,764 ASNs)
AS17645:AS-NTTS-IP(70,764 ASNs)
AS2914:AS-ASIA(70,764 ASNs)
AS-VERIO(82,495 ASNs)
AS-WNA(82,495 ASNs)
AS2914:AS-GLOBAL(82,495 ASNs)
AS-DECIX(96,509 ASNs)
AS-NFON-DECIX-PEERS-V4(96,509 ASNs)
AS-NFON-DECIX-PEERS-V6(96,509 ASNs)
AS6695:AS-DECIX-FRA(96,509 ASNs)
AS-ST1-IXPS(96,670 ASNs)
AS-DECIX-V6(100,277 ASNs)
AS6695:AS-DECIX-FRA-V6(100,277 ASNs)
AS-CLOUD-IX-PRO(100,911 ASNs)
AS-MERKEL-PEERS(100,925 ASNs)

Upstream AS Paths

19 unique paths, avg length 2.2

AS Looking Glass

Upstream paths (matching graph above)

AS2497 → AS4713 → AS23808
AS2500 → AS4713 → AS23808
AS199524 → AS6762 → AS2914 → AS4713 → AS23808
AS14537 → AS13786 → AS2914 → AS4713 → AS23808
AS32590 → AS2914 → AS4713 → AS23808
AS267613 → AS2914 → AS4713 → AS23808
AS293 → AS6939 → AS23808
AS955 → AS6939 → AS23808
AS2734 → AS6939 → AS23808
AS7500 → AS6939 → AS23808
AS11399 → AS6939 → AS23808
AS150000 → AS18187 → AS6939 → AS23808
AS32709 → AS6939 → AS23808
AS8298 → AS58299 → AS6939 → AS23808
AS4826 → AS9002 → AS23808
AS24482 → AS23808
AS140627 → AS23808

AS23808 IPv4 Address Subnets (8)

202.140.192.0/19	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
202.140.192.0/20	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
202.140.208.0/20	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
220.152.96.0/20	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
220.152.104.0/21	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
220.152.96.0/21	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
103.40.128.0/22	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network
219.100.132.0/22	🇯🇵 JP	TOSHIMA CABLE NETWORK CO.,LTD	Toshima-Network