ASN Lookup Tool

% [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 'AS18383'

% Abuse contact for 'AS18383' is 'abuse@cahi.net'

aut-num:        AS18383
as-name:        CAHI-AS-JP
descr:          CAHI Corporation,
descr:          Internet Service Provider,
descr:          Kyoto
country:        JP
import:         from AS7502 Action pref=100; accept ANY
import:         from AS18122 Action pref=200; accept ANY
export:         to AS7502 announce AS18383
export:         to AS18122 announce AS18383
remarks:        mailto: cas@trans-nt.com
org:            ORG-CC20-AP
admin-c:        HN21-AP
tech-c:         HN21-AP
abuse-c:        AC2163-AP
notify:         cas@cahi.net
mnt-lower:      MAINT-JP-CAHI
mnt-routes:     MAINT-JP-CAHI
mnt-by:         APNIC-HM
mnt-irt:        IRT-CAHI-JP
last-modified:  2022-06-06T00:03:27Z
source:         APNIC

irt:            IRT-CAHI-JP
address:        Kyoto Research Park Bldg.
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
e-mail:         abuse@cahi.net
abuse-mailbox:  abuse@cahi.net
admin-c:        HN21-AP
tech-c:         HN21-AP
auth:           # Filtered
remarks:        abuse@cahi.net was validated on 2025-06-26
mnt-by:         MAINT-JP-CAHI
last-modified:  2025-11-18T00:29:54Z
source:         APNIC

organisation:   ORG-CC20-AP
org-name:       CAHI Corporation
org-type:       LIR
country:        JP
address:        Kyoto Research Park Bldg. # 6
address:        93 Chudoji Awatacho
phone:          +81-75-316-6111
fax-no:         +81-75-316-6112
e-mail:         info@cahi.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:52Z
source:         APNIC

role:           ABUSE CAHIJP
country:        ZZ
address:        Kyoto Research Park Bldg. # 6,
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
phone:          +000000000
e-mail:         abuse@cahi.net
admin-c:        HN21-AP
tech-c:         HN21-AP
nic-hdl:        AC2163-AP
remarks:        Generated from irt object IRT-CAHI-JP
remarks:        abuse@cahi.net was validated on 2025-06-26
abuse-mailbox:  abuse@cahi.net
mnt-by:         APNIC-ABUSE
last-modified:  2025-06-26T00:03:54Z
source:         APNIC

person:         Hiroki Nakano
nic-hdl:        HN21-AP
e-mail:         cas@cahi.net
address:        Kyoto Research Park Bldg. #6,
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
phone:          +81-75-316-6111
fax-no:         +81-75-316-6112
country:        JP
mnt-by:         MAINT-JP-CAHI
last-modified:  2008-09-04T07:29:20Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-SG1)



#
# 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 1997-2025, 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:  https://apps.db.ripe.net/db-web-ui/query

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

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


#
# 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 1997-2025, 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 'AS18383'

% Abuse contact for 'AS18383' is 'abuse@cahi.net'

aut-num:        AS18383
as-name:        CAHI-AS-JP
descr:          CAHI Corporation,
descr:          Internet Service Provider,
descr:          Kyoto
country:        JP
import:         from AS7502 Action pref=100; accept ANY
import:         from AS18122 Action pref=200; accept ANY
export:         to AS7502 announce AS18383
export:         to AS18122 announce AS18383
remarks:        mailto: cas@trans-nt.com
org:            ORG-CC20-AP
admin-c:        HN21-AP
tech-c:         HN21-AP
abuse-c:        AC2163-AP
notify:         cas@cahi.net
mnt-lower:      MAINT-JP-CAHI
mnt-routes:     MAINT-JP-CAHI
mnt-by:         APNIC-HM
mnt-irt:        IRT-CAHI-JP
last-modified:  2022-06-06T00:03:27Z
source:         APNIC

irt:            IRT-CAHI-JP
address:        Kyoto Research Park Bldg.
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
e-mail:         abuse@cahi.net
abuse-mailbox:  abuse@cahi.net
admin-c:        HN21-AP
tech-c:         HN21-AP
auth:           # Filtered
remarks:        abuse@cahi.net was validated on 2025-06-26
mnt-by:         MAINT-JP-CAHI
last-modified:  2025-11-18T00:29:54Z
source:         APNIC

organisation:   ORG-CC20-AP
org-name:       CAHI Corporation
org-type:       LIR
country:        JP
address:        Kyoto Research Park Bldg. # 6
address:        93 Chudoji Awatacho
phone:          +81-75-316-6111
fax-no:         +81-75-316-6112
e-mail:         info@cahi.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:52Z
source:         APNIC

role:           ABUSE CAHIJP
country:        ZZ
address:        Kyoto Research Park Bldg. # 6,
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
phone:          +000000000
e-mail:         abuse@cahi.net
admin-c:        HN21-AP
tech-c:         HN21-AP
nic-hdl:        AC2163-AP
remarks:        Generated from irt object IRT-CAHI-JP
remarks:        abuse@cahi.net was validated on 2025-06-26
abuse-mailbox:  abuse@cahi.net
mnt-by:         APNIC-ABUSE
last-modified:  2025-06-26T00:03:54Z
source:         APNIC

person:         Hiroki Nakano
nic-hdl:        HN21-AP
e-mail:         cas@cahi.net
address:        Kyoto Research Park Bldg. #6,
address:        93 Chudoji-Awatacho,
address:        Shimogyo, Kyoto 600-8815 JAPAN
phone:          +81-75-316-6111
fax-no:         +81-75-316-6112
country:        JP
mnt-by:         MAINT-JP-CAHI
last-modified:  2008-09-04T07:29:20Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-JP1)