23639 NTT-BIZLINK NTT Bizlink, Inc., JP
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS10010 TOKAI TOKAI Communications Corporation, JP
AS2497 IIJ Internet Initiative Japan Inc., JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 9004 AS23639 ORIGIN Originate: 12800 /18.36 Transit: 0 /0.00 NTT-BIZLINK NTT Bizlink, Inc., 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 % 5471 AS23639 NTT-BIZLINK NTT Bizlink, Inc., JP 13 9 0 4 9 69.23% Prefix AS Path Aggregation Suggestion 111.90.160.0/21 2497 23639 111.90.160.0/22 2497 23639 - Withdrawn - matching aggregate 111.90.160.0/21 2497 23639 111.90.162.0/23 2497 23639 - Withdrawn - matching aggregate 111.90.160.0/21 2497 23639 111.90.164.0/22 2497 23639 - Withdrawn - matching aggregate 111.90.160.0/21 2497 23639 117.20.72.0/21 2497 23639 117.20.72.0/22 2497 23639 - Withdrawn - matching aggregate 117.20.72.0/21 2497 23639 117.20.76.0/22 2497 23639 - Withdrawn - matching aggregate 117.20.72.0/21 2497 23639 202.8.80.0/22 2497 23639 202.8.80.0/23 2497 23639 - Withdrawn - matching aggregate 202.8.80.0/22 2497 23639 202.8.82.0/23 2497 23639 - Withdrawn - matching aggregate 202.8.80.0/22 2497 23639 202.74.4.0/22 2497 23639 202.74.4.0/23 2497 23639 - Withdrawn - matching aggregate 202.74.4.0/22 2497 23639 202.74.6.0/23 2497 23639 - Withdrawn - matching aggregate 202.74.4.0/22 2497 23639
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23639 9 More Specifics 13 Total Advertisements NTT-BIZLINK NTT Bizlink, Inc., JP
111.90.160.0/22 111.90.160.0/21
111.90.162.0/23 111.90.160.0/21
111.90.164.0/22 111.90.160.0/21
117.20.72.0/22 117.20.72.0/21
117.20.76.0/22 117.20.72.0/21
202.8.80.0/23 202.8.80.0/22
202.8.82.0/23 202.8.80.0/22
202.74.4.0/23 202.74.4.0/22
202.74.6.0/23 202.74.4.0/22
whois: 402551
IANA has recorded AS23639 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23639\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 'AS23612 - AS23643'
as-block: AS23612 - AS23643
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: MAINT-JPNIC
last-modified: 2009-11-18T06:15:50Z
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 'AS23639'
% Abuse contact for 'AS23639' is 'hostmaster@nic.ad.jp'
aut-num: AS23639
as-name: ntt-bizlink
descr: NTT Bizlink, Inc.
descr: Sumitomo Korakuen Bldg. 1-4-1, Koishikawa, Bunkyo-ku, Tokyo 112-0002, Japan
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : biz-net_admin@ntt.com
country: JP
mnt-by: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-13T10:28:31Z
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 'AS23639'
aut-num: AS23639
as-name: ntt-bizlink
descr: NTT Bizlink, Inc.
import: from AS17697 100 accept ANY
import: from AS2914 100 accept ANY
export: to AS17697 announce AS23639
export: to AS2914 announce AS23639
country: JP
admin-c: JP00257161
tech-c: JP00257161
last-modified: 2024-05-24T03:50:02Z
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)