17956 JPNIC-JP-ASN-BLOCK Japan Network Information Center
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS17676 JPNIC-JP-ASN-BLOCK Japan Network Information Center
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 2849 AS17956 ORIGIN Originate: 65536 /16.00 Transit: 0 /0.00 JPNIC-JP-ASN-BLOCK Japan Network Information Center
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 % 12124 AS17956 JPNIC-JP-ASN-BLOCK Japan Network Informa 1 0 0 1 0 0.00% Prefix AS Path Aggregation Suggestion 133.9.0.0/16 4637 2516 17676 17956
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS17956 1 More Specifics 1 Total Advertisements JPNIC-JP-ASN-BLOCK Japan Network Information Center
133.9.0.0/16 133.0.0.0/8
whois: 402603
IANA has recorded AS17956 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS17956\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS17653 - AS18431'
as-block: AS17653 - AS18431
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2019-01-08T23:19:07Z
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 'AS17930 - AS17961'
as-block: AS17930 - AS17961
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.
remarks: 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: 2017-06-12T04:00:32Z
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 'AS17956'
% Abuse contact for 'AS17956' is 'hostmaster@nic.ad.jp'
aut-num: AS17956
as-name: WASEDA-NET
descr: WASEDA University
descr: 1-104 TOTSUKAMACHI SHINJYUKU-KU, TOKYO 169-8050, JAPAN
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : domain@list.waseda.jp
country: JP
mnt-by: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-23T11:58:56Z
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 'AS17956'
aut-num: AS17956
as-name: WASEDA
descr: WASEDA University
import: from AS2500 100 accept ANY
import: from AS2516 100 accept AS2516
import: from AS4721 100 accept AS4721
export: to AS2500 announce AS17956
export: to AS2516 announce AS17956
export: to AS4721 announce AS17956
country: JP
admin-c: JP00021010
tech-c: AI016JP
tech-c: DY404JP
tech-c: HW1297JP
tech-c: KS9228JP
tech-c: KT11557JP
tech-c: SA2710JP
tech-c: SG001JP
tech-c: TS14562JP
last-modified: 2009-03-17T22:47:06Z
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 1.88.48 (WHOIS-AU5)