ASN Lookup Tool

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Reference: WHOIS servers of RIRs
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% [whois.apnic.net]
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% Information related to 'AS138554 - AS139577'

as-block:       AS138554 - AS139577
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:  2017-12-08T06:45:58Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS138968'

% Abuse contact for 'AS138968' is 'admin@itsidc.com'

aut-num:        AS138968
as-name:        RAINBOWIDC-AS-AP
descr:          rainbow network limited
country:        JP
org:            ORG-RNL4-AP
admin-c:        RNLA4-AP
tech-c:         RNLA4-AP
abuse-c:        AR846-AP
mnt-lower:      MAINT-RAINBOWIDC-JP
mnt-routes:     MAINT-RAINBOWIDC-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-RAINBOWIDC-JP
last-modified:  2020-06-16T04:11:31Z
source:         APNIC

irt:            IRT-RAINBOWIDC-JP
address:        3-11-5 Ueno, Taito-ku, Tokyo 277-0843 Japan
e-mail:         admin@itsidc.com
abuse-mailbox:  admin@itsidc.com
admin-c:        RNLA4-AP
tech-c:         RNLA4-AP
auth:           # Filtered
remarks:        admin@itsidc.com was validated on 2026-07-14
mnt-by:         MAINT-RAINBOWIDC-JP
last-modified:  2026-07-14T13:31:28Z
source:         APNIC

organisation:   ORG-RNL4-AP
org-name:       rainbow network limited
org-type:       LIR
country:        JP
address:        3-11-5 Ueno, Taito-ku, Tokyo
address:        277-0843
phone:          +81-3-4560-4490
fax-no:         +81-3-4560-4490
e-mail:         admin@itsidc.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:46Z
source:         APNIC

role:           ABUSE RAINBOWIDCJP
country:        ZZ
address:        3-11-5 Ueno, Taito-ku, Tokyo 277-0843 Japan
phone:          +000000000
e-mail:         admin@itsidc.com
admin-c:        RNLA4-AP
tech-c:         RNLA4-AP
nic-hdl:        AR846-AP
remarks:        Generated from irt object IRT-RAINBOWIDC-JP
remarks:        admin@itsidc.com was validated on 2026-07-14
abuse-mailbox:  admin@itsidc.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-07-14T13:44:52Z
source:         APNIC

role:           Rainbow Network Limited administrator
address:        3-11-5 Ueno, Taito-ku, Tokyo 277-0843
country:        JP
phone:          +081 3 4560 4490
fax-no:         +081 3 4560 4490
e-mail:         admin@itsidc.com
admin-c:        RNLA4-AP
tech-c:         RNLA4-AP
nic-hdl:        RNLA4-AP
mnt-by:         MAINT-RAINBOWIDC-JP
last-modified:  2022-11-18T13:01:28Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)