23808 TOSHIMA-NET TOSHIMA CABLE NETWORK CO.,LTD, JP
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS9824 JTCL-JP-AS JCOM Co., Ltd., JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 8465 AS23808 ORIGIN Originate: 14336 /18.19 Transit: 0 /0.00 TOSHIMA-NET TOSHIMA CABLE NETWORK CO.,LTD, JP
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 37112 AS23808 TOSHIMA-NET TOSHIMA CABLE NETWORK CO.,LTD, JP 4 0 0 4 0 0.00% Prefix AS Path Aggregation Suggestion 103.40.128.0/22 4777 2516 9824 9824 9824 9824 23808 202.140.192.0/19 4777 2516 9824 9824 9824 9824 23808 219.100.132.0/22 4777 2516 9824 9824 9824 9824 23808 220.152.96.0/20 4777 2516 9824 9824 9824 9824 23808
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23808 1 More Specifics 4 Total Advertisements TOSHIMA-NET TOSHIMA CABLE NETWORK CO.,LTD, JP
219.100.132.0/22 219.96.0.0/11
whois: 402332
IANA has recorded AS23808 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23808\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS23773 - AS23836'
as-block: AS23773 - AS23836
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can be
remarks: queried at whois.nic.ad.jp. To only display English output,
remarks: add '/e' at the end of command,
remarks: e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by: APNIC-HM
mnt-lower: MAINT-JPNIC
last-modified: 2009-11-19T01:11:45Z
source: APNIC
role: Japan Network Information Center
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS23808'
% Abuse contact for 'AS23808' is 'hostmaster@nic.ad.jp'
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 : abuse@toshima.ne.jp
country: JP
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-15T05:10:32Z
source: APNIC
irt: IRT-JPNIC-JP
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, japan
e-mail: hostmaster@nic.ad.jp
abuse-mailbox: hostmaster@nic.ad.jp
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
admin-c: JNIC1-AP
tech-c: JNIC1-AP
auth: # Filtered
remarks: hostmaster@nic.ad.jp was validated on 2024-11-27
mnt-by: MAINT-JPNIC
last-modified: 2025-09-04T01:00:00Z
source: APNIC
role: Japan Network Information Center
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS23808'
aut-num: AS23808
as-name: TOSHIMA-NET
descr: TOSHIMA CABLE NETWORK CO.,LTD
import: from AS2516 100 accept ANY
import: from AS4725 100 accept ANY
export: to AS2516 announce AS23808
export: to AS4725 announce AS23808
country: JP
admin-c: HU1509JP
tech-c: KK16253JP
last-modified: 2006-04-14T02:02:07Z
remarks: This information has been partially mirrored by APNIC from
remarks: JPNIC. To obtain more specific information, please use the
remarks: JPNIC WHOIS Gateway at
remarks: http://www.nic.ad.jp/en/db/whois/en-gateway.html or
remarks: whois.nic.ad.jp for WHOIS client. (The WHOIS client
remarks: defaults to Japanese output, use the /e switch for English
remarks: output)
source: JPNIC
% This query was served by the APNIC Whois Service version 1.88.36-SNAPSHOT (WHOIS-AU5)