Whois

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

% Information related to '203.178.0.0 - 203.183.255.255'

% No abuse contact registered for 203.178.0.0 - 203.183.255.255

inetnum:        203.178.0.0 - 203.183.255.255
netname:        JPNIC-NET-JP
descr:          Japan Network Information Center
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        JPNIC Allocation Block
remarks:        Authoritative information regarding assignments and
remarks:        allocations made from within this block can also be
remarks:        queried at whois.nic.ad.jp. To obtain an English
remarks:        output query whois -h whois.nic.ad.jp x.x.x.x/e
mnt-by:         MAINT-JPNIC
status:         ALLOCATED PORTABLE
last-modified:  2008-09-04T06:49:35Z
source:         APNIC

% Information related to '203.183.225.0 - 203.183.255.255'

inetnum:        203.183.225.0 - 203.183.255.255
netname:        IDCFNet-CIDR-BLK-JP
descr:          IDC Frontier Inc.
remarks:        Email address for spam or abuse complaints : [email protected]
country:        JP
admin-c:        JP00169834
tech-c:         JP00169834
last-modified:  2020-06-13T03:28:26Z
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 1.88.34 (WHOIS-UK2)