Whois查询

--- whois.apnic.net ---

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

% Information related to '192.51.52.0 - 192.51.54.255'

% Abuse contact for '192.51.52.0 - 192.51.54.255' is '[email protected]'

inetnum:        192.51.52.0 - 192.51.54.255
netname:        MSINET
country:        JP
descr:          NTT DATA Mathematical Systems Inc.
admin-c:        TI17-AP
tech-c:         TI17-AP
status:         ASSIGNED PORTABLE
notify:         [email protected]
mnt-by:         MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2013-10-03T05:58:01Z
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:         [email protected]
abuse-mailbox:  [email protected]
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2024-11-27
mnt-by:         MAINT-JPNIC
last-modified:  2025-09-04T01:00:00Z
source:         APNIC

person:         Takashi Ishikawa
address:        MATHEMATICAL SYSTEMS INSTITUTE INC.
                10F FOURSEASON BLDG.
                2-4-3 SHINJUKU, SHINJYUKU-KU
                TOKYO
country:        JP
phone:          +81333581701
fax-no:         +81333586686
e-mail:         [email protected]
nic-hdl:        TI17-AP
remarks:        ----------
remarks:        imported from ARIN object:
remarks:
remarks:        poc-handle:  TI011JP-JP-ARIN
remarks:        is-role:     N
remarks:        last-name:   Ishikawa
remarks:        first-name:  Takashi
remarks:        street:      MATHEMATICAL SYSTEMS INSTITUTE INC.
                10F FOURSEASON BLDG.
                2-4-3 SHINJUKU, SHINJYUKU-KU
                TOKYO
remarks:        country:     JP
remarks:        mailbox:     [email protected]
remarks:        fax-phone:   +81333586686
remarks:        bus-phone:   +81333581701
remarks:        reg-date:    1994-07-11
remarks:        changed:     [email protected] 19960708
remarks:        source:      ARIN
remarks:
remarks:        ----------
notify:         [email protected]
mnt-by:         MNT-ERX-MATHESYSTEINSTIINC-NON-JP
last-modified:  2008-09-04T07:29:38Z
source:         APNIC

% Information related to '192.51.52.0 - 192.51.54.255'

inetnum:        192.51.52.0 - 192.51.54.255
netname:        MSINET-CIDR-BLK-JP
descr:          NTT DATA Mathematical Systems Inc.
country:        JP
admin-c:        JP00290030
tech-c:         JP00290030
last-modified:  2026-07-21T22:59:03Z
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 1.88.48 (WHOIS-UK2)




--- whois.arin.net ---


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


NetRange:       192.51.49.0 - 192.51.100.255
CIDR:           192.51.64.0/19, 192.51.96.0/22, 192.51.56.0/21, 192.51.52.0/22, 192.51.50.0/23, 192.51.49.0/24, 192.51.100.0/24
NetName:        APNIC-ERX-192-51-49-0
NetHandle:      NET-192-51-49-0-1
Parent:         NET192 (NET-192-0-0-0-0)
NetType:        Early Registrations, Transferred to APNIC
OriginAS:       
Organization:   Asia Pacific Network Information Centre (APNIC)
RegDate:        2005-01-31
Updated:        2009-10-08
Comment:        This IP address range is not registered in the ARIN database.
Comment:        This range was transferred to the APNIC Whois Database as
Comment:        part of the ERX (Early Registration Transfer) project.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl
Comment:        
Comment:        ** IMPORTANT NOTE: APNIC is the Regional Internet Registry
Comment:        for the Asia Pacific region.  APNIC does not operate networks
Comment:        using this IP address range and is not able to investigate
Comment:        spam or abuse reports relating to these addresses.  For more
Comment:        help, refer to http://www.apnic.net/apnic-info/whois_search2/abuse-and-spamming
Ref:            https://rdap.arin.net/registry/ip/192.51.49.0

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#