18139 HISOL-CSV - Hitachi Solutions, Ltd., JP
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS2516 KDDI - KDDI CORPORATION, JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 30103 AS18139 ORIGIN Originate: 1536 /21.42 Transit: 0 /0.00 HISOL-CSV - Hitachi Solutions, 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 % 21281 AS18139 HISOL-CSV - Hitachi Solutions, Ltd., JP 6 2 1 5 1 16.67% Prefix AS Path Aggregation Suggestion 133.108.42.0/23 4777 2516 18139 + Announce - aggregate of 133.108.42.0/24 (4777 2516 18139) and 133.108.43.0/24 (4777 2516 18139) 133.108.42.0/24 4777 2516 18139 - Withdrawn - aggregated with 133.108.43.0/24 (4777 2516 18139) 133.108.43.0/24 4777 2516 18139 - Withdrawn - aggregated with 133.108.42.0/24 (4777 2516 18139) 133.108.58.0/24 4777 2516 18139 133.108.61.0/24 4777 2516 18139 133.108.63.0/24 4777 2516 18139 219.109.5.0/24 4777 2516 18139
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS18139 6 More Specifics 6 Total Advertisements HISOL-CSV - Hitachi Solutions, Ltd., JP
133.108.42.0/24 133.0.0.0/8
133.108.43.0/24 133.0.0.0/8
133.108.58.0/24 133.0.0.0/8
133.108.61.0/24 133.0.0.0/8
133.108.63.0/24 133.0.0.0/8
219.109.5.0/24 219.96.0.0/11
whois: 402603
IANA has recorded AS18139 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS18139\n % [whois.apnic.net]
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% Information related to 'AS17653 - AS18431'
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source: APNIC
% Information related to 'AS18121 - AS18152'
as-block: AS18121 - AS18152
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
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mnt-lower: MAINT-JPNIC
last-modified: 2017-06-12T03:54:32Z
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
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last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS18139'
% Abuse contact for 'AS18139' is 'hostmaster@nic.ad.jp'
aut-num: AS18139
as-name: HSK-NET
descr: Hitachi Solutions, Ltd.
descr: 4-12-7,Higashishinagawa,Shinagawa-ku,Tokyo
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : abuse@hitachi-solutions.com
country: JP
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-08-16T01:47:18Z
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 'AS18139'
aut-num: AS18139
as-name: HISOL-CSV
descr: Hitachi Solutions, Ltd.
import: from AS2516 100 accept ANY
import: from AS10010 100 accept ANY
export: to AS2516 announce AS18139
export: to AS10010 announce AS18139
country: JP
admin-c: SS23064JP
tech-c: KY23303JP
last-modified: 2014-10-23T23:03:36Z
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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)