% APNIC found the following authoritative answer from: whois.apnic.net

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '240b:c000::/24'

% Abuse contact for '240b:c000::/24' is 'rmi-abuse@mail.rakuten.com'

inet6num:       240b:c000::/24
netname:        RMNI-JP
descr:          Rakuten Mobile Network, Inc.
country:        JP
org:            ORG-RMNI1-AP
admin-c:        RMNI1-AP
tech-c:         RMNI1-AP
abuse-c:        AR792-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-RMNI-JP
mnt-routes:     MAINT-RMNI-JP
mnt-irt:        IRT-RMNI-JP
last-modified:  2020-10-20T13:44:48Z
source:         APNIC

irt:            IRT-RMNI-JP
address:        1-14-1 Tamagawa, Setagaya-ku, Tokyo
e-mail:         rmi-as138384@mail.rakuten.com
abuse-mailbox:  rmi-abuse@mail.rakuten.com
admin-c:        RMNI1-AP
tech-c:         RMNI1-AP
auth:           # Filtered
remarks:        rmi-as138384@mail.rakuten.com was validated on 2024-06-05
remarks:        rmi-abuse@mail.rakuten.com was validated on 2024-06-28
mnt-by:         MAINT-RMNI-JP
last-modified:  2024-06-28T01:47:46Z
source:         APNIC

organisation:   ORG-RMNI1-AP
org-name:       Rakuten Mobile, Inc.
org-type:       LIR
country:        JP
address:        1-14-1 Tamagawa, Setagaya-ku
phone:          +81-050-5817-1360
e-mail:         rmi-as138384@mail.rakuten.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:40Z
source:         APNIC

role:           ABUSE RMNIJP
address:        1-14-1 Tamagawa, Setagaya-ku, Tokyo
country:        ZZ
phone:          +000000000
e-mail:         rmi-as138384@mail.rakuten.com
admin-c:        RMNI1-AP
tech-c:         RMNI1-AP
nic-hdl:        AR792-AP
remarks:        Generated from irt object IRT-RMNI-JP
remarks:        rmi-as138384@mail.rakuten.com was validated on 2024-06-05
remarks:        rmi-abuse@mail.rakuten.com was validated on 2024-06-28
abuse-mailbox:  rmi-abuse@mail.rakuten.com
mnt-by:         APNIC-ABUSE
last-modified:  2024-06-28T01:48:23Z
source:         APNIC

role:           Rakuten Mobile Network Inc administrator
address:        1-14-1 Tamagawa, Setagaya-ku, Tokyo
country:        JP
phone:          +81-050-5817-1360
fax-no:         +81-050-5817-1360
e-mail:         rmi-as138384@mail.rakuten.com
admin-c:        RMNI1-AP
tech-c:         RMNI1-AP
nic-hdl:        RMNI1-AP
mnt-by:         MAINT-RMNI-JP
last-modified:  2021-02-14T23:12:21Z
source:         APNIC

% Information related to '240b:c000::/24AS138384'

route6:         240b:c000::/24
origin:         AS138384
descr:          Rakuten Mobile Network, Inc.
                1-14-1 Tamagawa, Setagaya-ku
mnt-by:         MAINT-RMNI-JP
last-modified:  2019-05-29T11:08:31Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU1)

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