ASN Lookup Tool

Chubu Telecommunications Company, Inc. JP JP 64 Routes

AS Data

AS18126

AS18126Chubu Telecommunications Company, Inc.

AS Number 18126
AS Name CTCX
Organization Chubu Telecommunications Company, Inc.
Country JP
Number of IPv4 Routes 62
Number of IPv6 Routes 2
ASN type ISP
Registry JPNIC
Date Allocated N/A

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Use ASN data for AS18126 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
45.119.164.0/22 1024
150.49.240.0/22 1024
14.132.0.0/16 65536
180.198.0.0/16 65536
124.18.0.0/16 65536
2001:f58::/32 ~79×10²⁷
223.29.0.0/17 32768
118.104.0.0/16 65536
123.48.0.0/16 65536
150.49.192.0/19 8192
202.150.48.0/21 2048
103.2.20.0/22 1024
123.1.64.0/18 16384
222.9.128.0/17 32768
133.88.232.0/21 2048
218.216.176.0/20 4096
180.199.0.0/16 65536
202.41.208.0/20 4096
180.197.0.0/16 65536
133.88.240.0/21 2048
203.129.112.0/20 4096
150.49.252.0/23 512
103.41.136.0/22 1024
202.124.208.0/20 4096
14.192.32.0/20 4096
150.49.224.0/20 4096
113.155.0.0/17 32768
103.44.84.0/22 1024
133.88.228.0/22 1024
202.124.0.0/20 4096
150.49.244.0/22 1024
202.62.160.0/20 4096
115.36.0.0/16 65536
123.1.0.0/18 16384
115.38.0.0/16 65536
222.9.0.0/17 32768
45.114.16.0/22 1024
180.196.0.0/16 65536
202.142.224.0/19 8192
118.106.0.0/16 65536
133.88.248.0/21 2048
103.64.132.0/23 512
150.49.96.0/19 8192
59.130.128.0/17 32768
203.209.176.0/22 1024
219.8.0.0/16 65536
103.64.134.0/24 256
14.133.0.0/16 65536
115.39.0.0/16 65536
163.46.0.0/16 65536
118.105.0.0/16 65536
150.49.0.0/18 16384
150.49.128.0/18 16384
150.49.64.0/19 8192
210.173.144.0/20 4096
2402:6b00::/32 ~79×10²⁷
219.117.32.0/20 4096
59.130.0.0/17 32768
103.64.135.0/24 256
133.88.227.0/24 256

Raw Whois Response

[ 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'.      ]

Autonomous System Information:
a. [AS Number]                  18126
b. [AS Name]                    CTCX
g. [Organization]               Chubu Telecommunications Company, Inc.
m. [Administrative Contact]     JP00006514
n. [Technical Contact]          JP00006514
q. [Abuse]                      
o. [IMPORT]                     
p. [EXPORT]                     
[Assigned Date]                 2003/04/01
[Last Update]                   2006/11/09 12:29:19(JST)
% [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 'AS18121 - AS18152'

as-block:       AS18121 - AS18152
descr:          JPNIC-2Byte-ASBLOCK-AP
descr:          for assignment to JPNIC members
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Authoritative information regarding AS Number
remarks:        assignments made from within this block can be
remarks:        queried at whois.nic.ad.jp.
remarks:        To only display English output,
remarks:        add '/e' at the end of command,
remarks:        e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by:         APNIC-HM
mnt-lower:      MAINT-JPNIC
last-modified:  2017-06-12T03:54:32Z
source:         APNIC

role:           Japan Network Information Center
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2022-01-05T03:04:02Z
source:         APNIC

% Information related to 'AS18126'

% Abuse contact for 'AS18126' is 'hostmaster@nic.ad.jp'

aut-num:        AS18126
as-name:        CTC
descr:          Chubu Telecommunications Co.,Inc.
descr:          Sakae 2-2-5, Naka-ku, Nagoya-shi,460-0008 Japan
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : abuse@ctc.ad.jp
country:        JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-10-03T07:46:54Z
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:         hostmaster@nic.ad.jp
abuse-mailbox:  hostmaster@nic.ad.jp
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
auth:           # Filtered
remarks:        hostmaster@nic.ad.jp was validated on 2024-11-27
mnt-by:         MAINT-JPNIC
last-modified:  2025-09-04T01:00:00Z
source:         APNIC

role:           Japan Network Information Center
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2022-01-05T03:04:02Z
source:         APNIC

% Information related to 'AS18126'

aut-num:        AS18126
as-name:        CTCX
descr:          Chubu Telecommunications Company, Inc.
import:
export:
country:        JP
admin-c:        JP00006514
tech-c:         JP00006514
last-modified:  2006-11-09T21:29:19Z
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-US2)

Parsed Whois Response

Peers

AS Number Description Country
AS24482 SG.GS SG
AS9304 HGC Global Communications Limited HK
AS59105 Home NOC Operators Group JP
AS45701 PT. Internet Madju Abad Milenindo ID
AS45489 Sri Lanka Telecom PLC, GLobal Peering LK
AS6939 Hurricane Electric LLC US
AS2500 WIDE Project JP
AS4777 Asia Pacific Network Information Centre JP
AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC AE
AS2914 NTT America, Inc. US
AS4775 Globe Telecoms PH
AS8849 Melbikomas UAB LT
AS2519 ARTERIA Networks Corporation JP
AS2516 KDDI CORPORATION JP
AS150369 TelHi Corporation JP
AS4777 APNIC COLO Asia Pacific Network Information Centre AU
AS2497 Internet Initiative Japan Inc. JP
AS8966 Etisalat - Emirates Telecommunications Corporation AE
AS36236 NetActuate, Inc US
AS18106 Viewqwest Pte Ltd SG
AS4713 NTT DOCOMO BUSINESS,Inc. JP
AS2518 BIGLOBE Inc. JP
AS38195 Superloop AU
AS8220 COLT Technology Services Group Limited GB
AS25152 Reseaux IP Europeens Network Coordination Centre RIPE NCC NL
AS146985 KISSEI COMTEC Co.,Ltd JP
AS45489 Sri Lanka Telecom Ltd LK
AS9002 RETN Limited GB
AS59238 Innovative Extremist Co., Ltd. TH
AS17639 Converge ICT Solutions Inc. PH
AS137367 PT iForte Solusi Infotek ID
AS35280 F5 Networks SARL FR
AS135607 Infinivan Incorporated PH
AS140627 OneQode AU
AS1828 Unitas Global US
AS2515 Japan Network Information Center JP
AS38001 NewMedia Express Pte Ltd SG
AS137409 GSL Networks Pty LTD AU
AS49544 i3D.net B.V NL

Upstreams

AS Number Description Country
AS9304 HGC Global Communications Limited HK
AS2497 Internet Initiative Japan Inc. JP
AS8220 COLT Technology Services Group Limited GB
AS6939 Hurricane Electric LLC US
AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY ETISALAT GROUP PJSC AE
AS2914 NTT America, Inc. US
AS2519 ARTERIA Networks Corporation JP
AS137409 GSL Networks Pty LTD AU
AS2516 KDDI CORPORATION JP

Downstreams

AS Number Description Country
AS146985 KISSEI COMTEC Co.,Ltd JP

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Frequently Asked Questions

ASN AS18126 is an Autonomous System Number used to identify a network for BGP internet routing.
AS18126 is listed under Chubu Telecommunications Company, Inc..
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.