ASN AS17795 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS17795?

AS17795 is listed under CTC Technology Corporation.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

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AS17795 CTC Technology Corporation

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AS Data

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Raw Whois

Parsed Whois

Peers

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Legacy Routes

CTC Technology Corporation ctc-g.co.jp

JP 0 Routes

AS Data

AS17795

AS17795 – CTC Technology Corporation

AS Number	17795
AS Name	NVJ-AP
Organization	CTC Technology Corporation (org-ctc1-ap)
Country	JP
Website	ctc-g.co.jp
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

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Use ASN data for AS17795 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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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 'AS17795'

% Abuse contact for 'AS17795' is 'nic@ctc-g.co.jp'

aut-num:        AS17795
as-name:        NVJ-AP
descr:          Netvein.co.jp
descr:          Regional ASN
country:        JP
import:         from AS4694 action pref=100; accept ANY
export:         to AS4694 announce AS17795
default:        to AS4694 action pref=100; networks ANY
org:            ORG-CTC1-AP
admin-c:        TN20-AP
tech-c:         KT48-AP
abuse-c:        AC1969-AP
notify:         nic@ctc-g.co.jp
mnt-lower:      MAINT-JP-NVJ
mnt-routes:     MAINT-JP-NVJ
mnt-by:         APNIC-HM
mnt-irt:        IRT-CTCT-AP
last-modified:  2020-07-09T03:10:12Z
source:         APNIC

irt:            IRT-CTCT-AP
address:        Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan
e-mail:         nic@ctc-g.co.jp
abuse-mailbox:  nic@ctc-g.co.jp
admin-c:        JN617-AP
tech-c:         KO101-AP
auth:           # Filtered
remarks:        nic@ctc-g.co.jp was validated on 2026-03-04
mnt-by:         MAINT-JP-CTCT
last-modified:  2026-03-04T00:12:46Z
source:         APNIC

organisation:   ORG-CTC1-AP
org-name:       CTC Technology Corporation
org-type:       LIR
country:        JP
address:        Kuritakudan Bldg.
address:        1-11-5 Fujimi
address:        CHIYODA-KU
phone:          +81-3-6238-6460
fax-no:         +81-3-3514-1641
e-mail:         nic@ctc-g.co.jp
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:46Z
source:         APNIC

role:           ABUSE CTCTAP
country:        ZZ
address:        Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan
phone:          +000000000
e-mail:         nic@ctc-g.co.jp
admin-c:        JN617-AP
tech-c:         KO101-AP
nic-hdl:        AC1969-AP
remarks:        Generated from irt object IRT-CTCT-AP
remarks:        nic@ctc-g.co.jp was validated on 2026-03-04
abuse-mailbox:  nic@ctc-g.co.jp
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-04T00:13:13Z
source:         APNIC

person:         Kenichi Tsuchiya
nic-hdl:        KT48-AP
e-mail:         kenichi.tsuchiya@ctc-g.co.jp
address:        2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043
phone:          +81-3-3649-3339
fax-no:         +81-3-3649-6010
country:        JP
mnt-by:         MAINT-JP-NVJ
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

person:         Takeo Nishiura
nic-hdl:        TN20-AP
e-mail:         takeo.nishiura@ctc-g.co.jp
address:        2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043
phone:          +81-3-3649-3339
fax-no:         +81-3-3649-6010
country:        JP
mnt-by:         MAINT-JP-NVJ
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (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:       17653 - 17913
ASName:         APNIC-17652
ASHandle:       AS17653
RegDate:        2002-09-11
Updated:        2021-06-23
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/17653

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 'AS17795'

% Abuse contact for 'AS17795' is 'nic@ctc-g.co.jp'

aut-num:        AS17795
as-name:        NVJ-AP
descr:          Netvein.co.jp
descr:          Regional ASN
country:        JP
import:         from AS4694 action pref=100; accept ANY
export:         to AS4694 announce AS17795
default:        to AS4694 action pref=100; networks ANY
org:            ORG-CTC1-AP
admin-c:        TN20-AP
tech-c:         KT48-AP
abuse-c:        AC1969-AP
notify:         nic@ctc-g.co.jp
mnt-lower:      MAINT-JP-NVJ
mnt-routes:     MAINT-JP-NVJ
mnt-by:         APNIC-HM
mnt-irt:        IRT-CTCT-AP
last-modified:  2020-07-09T03:10:12Z
source:         APNIC

irt:            IRT-CTCT-AP
address:        Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan
e-mail:         nic@ctc-g.co.jp
abuse-mailbox:  nic@ctc-g.co.jp
admin-c:        JN617-AP
tech-c:         KO101-AP
auth:           # Filtered
remarks:        nic@ctc-g.co.jp was validated on 2026-03-04
mnt-by:         MAINT-JP-CTCT
last-modified:  2026-03-04T00:12:46Z
source:         APNIC

organisation:   ORG-CTC1-AP
org-name:       CTC Technology Corporation
org-type:       LIR
country:        JP
address:        Kuritakudan Bldg.
address:        1-11-5 Fujimi
address:        CHIYODA-KU
phone:          +81-3-6238-6460
fax-no:         +81-3-3514-1641
e-mail:         nic@ctc-g.co.jp
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:46Z
source:         APNIC

role:           ABUSE CTCTAP
country:        ZZ
address:        Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan
phone:          +000000000
e-mail:         nic@ctc-g.co.jp
admin-c:        JN617-AP
tech-c:         KO101-AP
nic-hdl:        AC1969-AP
remarks:        Generated from irt object IRT-CTCT-AP
remarks:        nic@ctc-g.co.jp was validated on 2026-03-04
abuse-mailbox:  nic@ctc-g.co.jp
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-04T00:13:13Z
source:         APNIC

person:         Kenichi Tsuchiya
nic-hdl:        KT48-AP
e-mail:         kenichi.tsuchiya@ctc-g.co.jp
address:        2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043
phone:          +81-3-3649-3339
fax-no:         +81-3-3649-6010
country:        JP
mnt-by:         MAINT-JP-NVJ
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

person:         Takeo Nishiura
nic-hdl:        TN20-AP
e-mail:         takeo.nishiura@ctc-g.co.jp
address:        2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043
phone:          +81-3-3649-3339
fax-no:         +81-3-3649-6010
country:        JP
mnt-by:         MAINT-JP-NVJ
last-modified:  2008-09-04T07:29:19Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS17653 - AS18431",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2019-01-08",
    "source" : "APNIC"
  }, {
    "as_block" : "AS17653 - AS18431",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2019-01-08",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS17795",
    "as_name" : "NVJ-AP",
    "description" : [ "Netvein.co.jp", "Regional ASN" ],
    "country" : "JP",
    "import" : [ "from AS4694 action pref=100; accept ANY" ],
    "export" : [ "to AS4694 announce AS17795" ],
    "default" : [ "to AS4694 action pref=100; networks ANY" ],
    "organization" : "ORG-CTC1-AP",
    "admin_contacts" : [ "TN20-AP" ],
    "tech_contacts" : [ "KT48-AP" ],
    "abuse_contacts" : [ "AC1969-AP" ],
    "notify" : [ "nic@ctc-g.co.jp" ],
    "mnt_irt" : [ "IRT-CTCT-AP" ],
    "mnt_lower" : [ "MAINT-JP-NVJ" ],
    "mnt_routes" : [ "MAINT-JP-NVJ" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-07-09",
    "source" : "APNIC"
  }, {
    "aut_num" : "AS17795",
    "as_name" : "NVJ-AP",
    "description" : [ "Netvein.co.jp", "Regional ASN" ],
    "country" : "JP",
    "import" : [ "from AS4694 action pref=100; accept ANY" ],
    "export" : [ "to AS4694 announce AS17795" ],
    "default" : [ "to AS4694 action pref=100; networks ANY" ],
    "organization" : "ORG-CTC1-AP",
    "admin_contacts" : [ "TN20-AP" ],
    "tech_contacts" : [ "KT48-AP" ],
    "abuse_contacts" : [ "AC1969-AP" ],
    "notify" : [ "nic@ctc-g.co.jp" ],
    "mnt_irt" : [ "IRT-CTCT-AP" ],
    "mnt_lower" : [ "MAINT-JP-NVJ" ],
    "mnt_routes" : [ "MAINT-JP-NVJ" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2020-07-09",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CTCT-AP",
    "address" : [ "Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan" ],
    "city" : "Tokyo",
    "zip_code" : "102-0071",
    "country" : "JAPAN",
    "email" : [ "nic@ctc-g.co.jp" ],
    "abuse_mailbox" : [ "nic@ctc-g.co.jp" ],
    "admin_contacts" : [ "JN617-AP" ],
    "tech_contacts" : [ "KO101-AP" ],
    "remarks" : [ "nic@ctc-g.co.jp was validated on 2026-03-04" ],
    "mnt_by" : [ "MAINT-JP-CTCT" ],
    "date_updated" : "2026-03-04",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CTC1-AP",
    "name" : "CTC Technology Corporation",
    "type" : "LIR",
    "address" : [ "Kuritakudan Bldg.", "1-11-5 Fujimi", "CHIYODA-KU" ],
    "street" : "Fujimi Chiyoda-ku",
    "country" : [ "JP" ],
    "email" : [ "nic@ctc-g.co.jp" ],
    "phone" : [ "+81-3-6238-6460" ],
    "fax_no" : [ "+81-3-3514-1641" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2023-09-05",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "TN20-AP",
    "name" : "Takeo Nishiura",
    "address" : [ "2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043" ],
    "street" : "Shiohama",
    "city" : "Koto-ku",
    "state" : "TOKYO",
    "zip_code" : "135-0043",
    "country" : "JP",
    "email" : [ "takeo.nishiura@ctc-g.co.jp" ],
    "phone" : [ "+81-3-3649-3339" ],
    "fax_no" : [ "+81-3-3649-6010" ],
    "mnt_by" : [ "MAINT-JP-NVJ" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC",
    "addressCountry" : "JAPAN"
  } ],
  "technical_contacts" : [ {
    "handle" : "KT48-AP",
    "name" : "Kenichi Tsuchiya",
    "address" : [ "2-4-29 Shiohama Koto-ku, Tokyo JAPAN 135-0043" ],
    "street" : "Shiohama",
    "city" : "Koto-ku",
    "state" : "TOKYO",
    "zip_code" : "135-0043",
    "country" : "JP",
    "email" : [ "kenichi.tsuchiya@ctc-g.co.jp" ],
    "phone" : [ "+81-3-3649-3339" ],
    "fax_no" : [ "+81-3-3649-6010" ],
    "mnt_by" : [ "MAINT-JP-NVJ" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC",
    "addressCountry" : "JAPAN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC1969-AP",
    "name" : "ABUSE CTCTAP",
    "address" : [ "Kuritakudan Bldg., 1-11-5, Fujimi, Chiyoda-Ku, Tokyo 102-0071 Japan" ],
    "city" : "Tokyo",
    "zip_code" : "102-0071",
    "country" : "ZZ",
    "email" : [ "nic@ctc-g.co.jp" ],
    "abuse_mailbox" : [ "nic@ctc-g.co.jp" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "JN617-AP" ],
    "tech_contacts" : [ "KO101-AP" ],
    "remarks" : [ "Generated from irt object IRT-CTCT-AP", "nic@ctc-g.co.jp was validated on 2026-03-04" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-04",
    "source" : "APNIC",
    "addressCountry" : "JAPAN"
  } ]
}