ASN Lookup Tool

Koshinomiyako Network, Inc. JP JP 7 Routes

AS Data

AS24255

AS24255Koshinomiyako Network, Inc.

AS Number 24255
AS Name T-CATV
Organization Koshinomiyako Network, Inc.
Country JP
Number of IPv4 Routes 6
Number of IPv6 Routes 1
ASN type ISP
Registry JPNIC
Date Allocated N/A

ASN Intelligence API for production workflows

Use ASN data for AS24255 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

IP Ranges

Route # IPs
219.100.184.0/22 1024
202.127.80.0/20 4096
103.198.212.0/22 1024
2405:5300::/32 ~79×10²⁷
182.50.164.0/22 1024
64.33.0.0/18 16384
202.88.192.0/21 2048

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]                  24255
b. [AS Name]                    T-CATV
g. [Organization]               Koshinomiyako Network, Inc.
m. [Administrative Contact]     MK79943JP
n. [Technical Contact]          RT1196JP
n. [Technical Contact]          SH4197JP
q. [Abuse]                      
o. [IMPORT]                     
p. [EXPORT]                     
[Assigned Date]                 2005/01/11
[Last Update]                   2025/01/09 09:45:08(JST)
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS23552 - AS24575'

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
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 'AS24248 - AS24297'

as-block:       AS24248 - AS24297
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. 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:  2009-11-19T01:11:45Z
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 'AS24255'

% Abuse contact for 'AS24255' is 'hostmaster@nic.ad.jp'

aut-num:        AS24255
as-name:        T-CATV
descr:          Tannan Cable Television Corporation
descr:          Takefusyokokaikan 2F Tuka-mati 101 Echizen-City Fukui-Pref Japan
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : gijyutu@t-catv.co.jp
country:        JP
mnt-by:         MAINT-JPNIC
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-08-14T02:52:07Z
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 'AS24255'

aut-num:        AS24255
as-name:        T-CATV
descr:          Koshinomiyako Network, Inc.
import:
export:
country:        JP
admin-c:        MK79943JP
tech-c:         RT1196JP
tech-c:         SH4197JP
last-modified:  2025-01-09T18:45:08Z
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 1.88.34 (WHOIS-US2)

Parsed Whois Response

Peers

AS Number Description Country
AS24482 SG.GS SG
AS3786 LG DACOM Corporation KR
AS59105 Home NOC Operators Group JP
AS45489 Sri Lanka Telecom PLC, GLobal Peering LK
AS6939 Hurricane Electric LLC US
AS2500 WIDE Project JP
AS4777 Asia Pacific Network Information Centre JP
AS17534 NSK Co.,Ltd. JP
AS4775 Globe Telecoms PH
AS8849 Melbikomas UAB LT

Upstreams

AS Number Description Country
AS2497 Internet Initiative Japan Inc. JP
AS17676 SoftBank Corp. JP
AS6939 Hurricane Electric LLC US
AS20485 Joint Stock Company TransTeleCom RU
AS9824 JCOM Co., Ltd. JP
AS2518 BIGLOBE Inc. JP
AS17534 NSK Co.,Ltd. JP

Ready to get started?Get Started with IP Intelligence API Today

CTA Illustration

Frequently Asked Questions

ASN AS24255 is an Autonomous System Number used to identify a network for BGP internet routing.
AS24255 is listed under Koshinomiyako Network, 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.