Whois

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

% Information related to '203.216.0.0 - 203.216.127.255'

% Abuse contact for '203.216.0.0 - 203.216.127.255' is '[email protected]'

inetnum:        203.216.0.0 - 203.216.127.255
netname:        RMNI-JP
descr:          Rakuten Mobile Network, Inc.
country:        JP
org:            ORG-RMNI1-AP
admin-c:        RMNI1-AP
tech-c:         RMNI1-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-RMNI-JP
mnt-routes:     MAINT-RMNI-JP
mnt-irt:        IRT-GOL-JP1
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:        --------------------------------------------------------
last-modified:  2020-03-04T05:59:47Z
source:         APNIC

% Information related to '203.216.0.0/17AS23720'

route:          203.216.0.0/17
origin:         AS23720
descr:          Rakuten Mobile Network Inc.
                Rakuten Crimson House 8F
                1-14-1 Tamagawa
                Setagaya-ku
                Route for Rakuten Communications K.K. Services
mnt-by:         MAINT-RMNI-JP
last-modified:  2023-04-25T07:21:48Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)