ASN Lookup Tool

Morgan Stanley Japan Group Co., Ltd. morganstanley.com JP JP 6 Routes

AS Data

AS18258

AS18258 – Morgan Stanley Japan Group Co., Ltd.

AS Number 18258
AS Name MS-JP-AS-AP
Organization Morgan Stanley Japan Group Co., Ltd.(org-msjg1-ap)
Country JP
Website morganstanley.com
Number of IPv4 Routes 6
Number of IPv6 Routes 0
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

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IP Ranges

Route # IPs
209.8.176.0/24 256
205.228.123.0/24 256
205.228.96.0/24 256
205.228.108.0/24 256
205.228.104.0/24 256
205.228.118.0/24 256

Raw Whois Response

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

% Information related to 'AS17653 - AS18431'

as-block:       AS17653 - AS18431
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:  2019-01-08T23:19:07Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
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:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS18258'

% Abuse contact for 'AS18258' is 'ens-ops-data-l3-asia@morganstanley.com'

aut-num:        AS18258
as-name:        MS-JP-AS-AP
descr:          Morgan Stanley Japan Limited
country:        JP
import:         from AS2914 action pref=100; accept ANY
import:         from AS4716 action pref=100; accept ANY
export:         to AS2914 announce AS18258
export:         to AS4716 announce AS18258
remarks:        BGP AS for Japan Internet Plant
org:            ORG-MSJG1-AP
admin-c:        AELO1-AP
tech-c:         AS1195-AP
abuse-c:        AM2960-AP
notify:         ens-ops-data-l3-asia@morganstanley.com
mnt-lower:      MAINT-JP-MORGANSTANLEY
mnt-routes:     MAINT-JP-MORGANSTANLEY
mnt-by:         APNIC-HM
mnt-irt:        IRT-MORGANSTANLEY-NON-JP
last-modified:  2021-01-11T00:28:35Z
source:         APNIC

irt:            IRT-MORGANSTANLEY-NON-JP
address:        Morgan Stanley Japan Group Co., Ltd.
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi, Chiyoda-ku
address:        Tokyo JP-13 100-8109, Japan
e-mail:         ens-ops-data-l3-asia@morganstanley.com
abuse-mailbox:  ens-ops-data-l3-asia@morganstanley.com
admin-c:        AELO1-AP
tech-c:         AS1195-AP
auth:           # Filtered
remarks:        ens-ops-data-l3-asia@morganstanley.com was validated on 2025-10-03
mnt-by:         MAINT-JP-MORGANSTANLEY
last-modified:  2025-11-18T00:27:06Z
source:         APNIC

organisation:   ORG-MSJG1-AP
org-name:       Morgan Stanley Japan Group Co., Ltd.
org-type:       LIR
country:        JP
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi
phone:          +852-2848-5200
fax-no:         +852-3407-5040
e-mail:         apac_ckts_requests@morganstanley.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:54Z
source:         APNIC

role:           ABUSE MORGANSTANLEYNONJP
country:        ZZ
address:        Morgan Stanley Japan Group Co., Ltd.
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi, Chiyoda-ku
address:        Tokyo JP-13 100-8109, Japan
phone:          +000000000
e-mail:         ens-ops-data-l3-asia@morganstanley.com
admin-c:        AELO1-AP
tech-c:         AS1195-AP
nic-hdl:        AM2960-AP
remarks:        Generated from irt object IRT-MORGANSTANLEY-NON-JP
remarks:        ens-ops-data-l3-asia@morganstanley.com was validated on 2025-10-03
abuse-mailbox:  ens-ops-data-l3-asia@morganstanley.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-03T02:47:35Z
source:         APNIC

person:         Asia ENS L3 Ops
address:
country:        HK
phone:          +852 3150-3611
e-mail:         ens-ops-data-l3-asia@morganstanley.com
nic-hdl:        AELO1-AP
mnt-by:         MAINT-HK-MSDW
last-modified:  2018-05-25T03:17:01Z
source:         APNIC

person:         Alfred Shum
address:        35/F, International Commerce Centre, 1 Austin Road West, Kowloon, Hong Kong
country:        HK
phone:          +852-3963-2665
e-mail:         alfred.shum@morganstanley.com
nic-hdl:        AS1195-AP
mnt-by:         MAINT-HK-MSDW
last-modified:  2018-05-25T03:27:55Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)



#
# 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.
#


ASNumber:       18187 - 18431
ASName:         APNIC-ASBLOCK-17915
ASHandle:       AS18187
RegDate:        2002-09-11
Updated:        2024-09-25
Comment:        These AS numbers are not registered in the ARIN database.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl    
Ref:            https://rdap.arin.net/registry/autnum/18187

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:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
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.
#

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

No match!!

Reference: WHOIS servers of RIRs
  APNIC WHOIS(whois.apnic.net)
  ARIN WHOIS(whois.arin.net)
  RIPE WHOIS(apps.db.ripe.net)
  LACNIC WHOIS(whois.lacnic.net)
  AfriNIC WHOIS(whois.afrinic.net)
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS17653 - AS18431'

as-block:       AS17653 - AS18431
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:  2019-01-08T23:19:07Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
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:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS18258'

% Abuse contact for 'AS18258' is 'ens-ops-data-l3-asia@morganstanley.com'

aut-num:        AS18258
as-name:        MS-JP-AS-AP
descr:          Morgan Stanley Japan Limited
country:        JP
import:         from AS2914 action pref=100; accept ANY
import:         from AS4716 action pref=100; accept ANY
export:         to AS2914 announce AS18258
export:         to AS4716 announce AS18258
remarks:        BGP AS for Japan Internet Plant
org:            ORG-MSJG1-AP
admin-c:        AELO1-AP
tech-c:         AS1195-AP
abuse-c:        AM2960-AP
notify:         ens-ops-data-l3-asia@morganstanley.com
mnt-lower:      MAINT-JP-MORGANSTANLEY
mnt-routes:     MAINT-JP-MORGANSTANLEY
mnt-by:         APNIC-HM
mnt-irt:        IRT-MORGANSTANLEY-NON-JP
last-modified:  2021-01-11T00:28:35Z
source:         APNIC

irt:            IRT-MORGANSTANLEY-NON-JP
address:        Morgan Stanley Japan Group Co., Ltd.
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi, Chiyoda-ku
address:        Tokyo JP-13 100-8109, Japan
e-mail:         ens-ops-data-l3-asia@morganstanley.com
abuse-mailbox:  ens-ops-data-l3-asia@morganstanley.com
admin-c:        AELO1-AP
tech-c:         AS1195-AP
auth:           # Filtered
remarks:        ens-ops-data-l3-asia@morganstanley.com was validated on 2025-10-03
mnt-by:         MAINT-JP-MORGANSTANLEY
last-modified:  2025-11-18T00:27:06Z
source:         APNIC

organisation:   ORG-MSJG1-AP
org-name:       Morgan Stanley Japan Group Co., Ltd.
org-type:       LIR
country:        JP
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi
phone:          +852-2848-5200
fax-no:         +852-3407-5040
e-mail:         apac_ckts_requests@morganstanley.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:54Z
source:         APNIC

role:           ABUSE MORGANSTANLEYNONJP
country:        ZZ
address:        Morgan Stanley Japan Group Co., Ltd.
address:        Otemachi Financial City South Tower
address:        1-9-7 Otemachi, Chiyoda-ku
address:        Tokyo JP-13 100-8109, Japan
phone:          +000000000
e-mail:         ens-ops-data-l3-asia@morganstanley.com
admin-c:        AELO1-AP
tech-c:         AS1195-AP
nic-hdl:        AM2960-AP
remarks:        Generated from irt object IRT-MORGANSTANLEY-NON-JP
remarks:        ens-ops-data-l3-asia@morganstanley.com was validated on 2025-10-03
abuse-mailbox:  ens-ops-data-l3-asia@morganstanley.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-03T02:47:35Z
source:         APNIC

person:         Asia ENS L3 Ops
address:
country:        HK
phone:          +852 3150-3611
e-mail:         ens-ops-data-l3-asia@morganstanley.com
nic-hdl:        AELO1-AP
mnt-by:         MAINT-HK-MSDW
last-modified:  2018-05-25T03:17:01Z
source:         APNIC

person:         Alfred Shum
address:        35/F, International Commerce Centre, 1 Austin Road West, Kowloon, Hong Kong
country:        HK
phone:          +852-3963-2665
e-mail:         alfred.shum@morganstanley.com
nic-hdl:        AS1195-AP
mnt-by:         MAINT-HK-MSDW
last-modified:  2018-05-25T03:27:55Z
source:         APNIC

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

Parsed Whois Response

Peers

AS Number Description Country
AS3491 PCCW Global, Inc. US
AS3491 PCCW Global US
AS31713 Gateway Communications BE
AS4716 KDDI CORPORATION JP
AS2914 NTT America, Inc. US
AS4637 Telstra International Limited HK
AS4637 Telstra Global HK
AS2516 KDDI CORPORATION JP

Upstreams

AS Number Description Country
AS3491 PCCW Global, Inc. US
AS4637 Telstra International Limited HK
AS2516 KDDI CORPORATION JP

Contacts

Email Contacts

ens-ops-data-l3-asia@morganstanley.com alfred.shum@morganstanley.com

Abuse Contacts

ens-ops-data-l3-asia@morganstanley.com

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Frequently Asked Questions

ASN AS18258 is an Autonomous System Number used to identify a network for BGP internet routing.
AS18258 is listed under Morgan Stanley Japan Group Co., Ltd..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.