AS Number
AS18081
AS Name
KCN
Org Name
Kintetsu Cable Network Co., Ltd.
Country / Region
Japan
Registry

apnic

RegDate

Updated

2019-01-08T23:19:07Z

AS18081 Looking Glass
IPv4Prefixes

38

IPv6Prefixes

1

IPv4 NUMs

442,368

IPv6 NUMs(/64)

4,294,967,296

CIDR Description IP Num
61.86.0.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.86.0.0/16
IRR InValid
KCNNET Kintetsu Cable Network Ltd. 65536
61.86.64.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.86.128.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.86.192.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.89.0.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.89.0.0/16
IRR InValid
KCNNET Kintetsu Cable Network Ltd. 65536
61.89.64.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.89.128.0/18
IRR Valid
KCNNET Kintetsu Cable Network Ltd. 16384
61.89.192.0/18
IRR Valid
TV-Kishiwada Cable TV and Internet Service, 3-4-10 Noda-cho, kishiwada city, Osaka 16384
117.108.0.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.108.0.0/16
IRR InValid
KCNNET KCN-Net, Internet Service Provider 65536
117.108.64.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.108.128.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.108.192.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.109.0.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.109.0.0/16
IRR InValid
KCNNET KCN-Net, Internet Service Provider 65536
117.109.64.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.109.128.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
117.109.192.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider 16384
125.2.32.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
125.2.64.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
125.2.64.0/18
IRR InValid
KCN-JP Kintetsu Cable Network,Ltd 16384
125.2.96.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
139.101.0.0/18
IRR Valid
KCN-AS-AP Kintetsu Cable Network,Ltd 16384
139.101.0.0/16
IRR InValid
KCN-AS-AP Kintetsu Cable Network,Ltd 65536
139.101.64.0/18
IRR Valid
KCN-AS-AP Kintetsu Cable Network,Ltd 16384
139.101.128.0/18
IRR Valid
KCN-AS-AP Kintetsu Cable Network,Ltd 16384
139.101.192.0/18
IRR Valid
KCN-AS-AP Kintetsu Cable Network,Ltd 16384
193.117.0.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
194.223.192.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
194.223.192.0/18
IRR InValid
KCN-JP Kintetsu Cable Network,Ltd 16384
194.223.224.0/19
IRR Valid
KCN-JP Kintetsu Cable Network,Ltd 8192
220.153.0.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider and Cable television Network, Higashiikoma, Nara,Japan 16384
220.153.0.0/16
IRR InValid
KCNNET KCN-Net, Internet Service Provider and Cable television Network, Higashiikoma, Nara,Japan 65536
220.153.64.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider and Cable television Network, Higashiikoma, Nara,Japan 16384
220.153.128.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider and Cable television Network, Higashiikoma, Nara,Japan 16384
220.153.192.0/18
IRR Valid
KCNNET KCN-Net, Internet Service Provider and Cable television Network, Higashiikoma, Nara,Japan 16384
CIDR Description IP NUMs(prefix /64)
2404:ec00::/32
IRR Valid
KCNNET KCN-Net, Internet Service Provider 4294967296
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2500 WIDE-BB - WIDE Project, JP Japan 65,536 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS4777 APNIC-COLO - Asia Pacific Network Information Centre, AU Australia 512 1,073,741,824 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 458,496 283,043,982,606,336 IPv4 IPv4
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,497,088 25,770,590,208 IPv4 IPv4 IPv6 IPv6
AS8966 Etisalat-AS - EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC, AE United Arab Emirates 337,152 4,295,294,976 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS35280 F5 - F5 Networks SARL, FR France 55,808 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 128,000 1,258,553,344 IPv4 IPv4
AS2516 KDDI - KDDI CORPORATION, JP Japan 18,074,624 2,761,664,036,864 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,819,968 8,589,934,595 IPv4 IPv4 IPv6 IPv6
AS9002 RETN-AS - RETN Limited, GB United Kingdom 26,624 4,831,838,208 IPv4 IPv4 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS59105 HOMENOC - Home NOC Operators Group, JP Japan 2,048 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 140,800 77,423,378,434 IPv4 IPv4 IPv6 IPv6
AS18125 MAFFIN - Ministry of Agriculture, Forestry and Fisheries Research Network, JP Japan 65,536 4,294,967,296 IPv6 IPv6
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3,939,584 17,717,067,776 IPv4 IPv4 IPv6 IPv6
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 1,145,344 21,474,836,480 IPv4 IPv4 IPv6 IPv6
AS25152 K-ROOT-SERVER - Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL Netherlands 512 4,294,967,296 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS10011 ADVAN - advanscope inc., JP Japan 18,432 4,294,967,296 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Japan JPNAP Tokyo - JPNAP Tokyo 210.173.176.5 2001:7fa:7:1:0:1:8081:1 100 Gbps 2026-05-20 01:25:04
Japan JPIX OSAKA 103.246.232.119 2001:de8:8:6:0:1:8081:1 100 Gbps 2026-05-20 01:25:04
Japan BBIX Tokyo - BroadBand Internet eXchange Tokyo 101.203.88.127 2001:de8:c::1:8081:1 100 Gbps 2026-05-20 01:25:04
Japan JPNAP Osaka - JPNAP Osaka 210.173.184.33 2001:7fa:7:2:0:1:8081:1 100 Gbps 2026-05-20 01:25:06
Japan JPIX TOKYO 210.171.224.119 2001:de8:8::1:8081:1 100 Gbps 2026-05-20 01:25:05
Japan BBIX Osaka - BroadBand Internet eXchange Osaka 218.100.9.76 2001:de8:c:2:0:1:8081:1 100 Gbps 2025-06-19 07:39:13

Private Peering Facilities

Country / Region Name City Website Updated
Equinix OS1 - Osaka Osaka https://www.equinix.com/data-centers/asia-pacific-colocation/japan-colocation/osaka-data-centers/os1 2019-03-18 04:39:41
NTT DATA Dojima (building #4) Osaka http://www.nttdata.com/ 2019-03-18 04:40:02
NTT DOCOMO BUSINESS OS3 - Osaka (Telepark Dojima Building 3) Osaka https://www.ntt.com/en/services/data-center.html 2025-01-08 05:00:18
NTT Sonezaki Data Center(Dojima Campus) Osaka-Shi Kita-Ku https://global.nttsmc.com/ 2025-04-07 10:04:30
AT TOKYO (CC1/CC2) Tokyo https://www.attokyo.co.jp 2026-07-09 08:42:39

Whois Record

as-block AS17653 - AS18431

as-block
descr
APNIC ASN block
remarks
These AS numbers are further assigned by APNIC
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

role
APNIC Hostmaster
address
PO Box 3646
South Brisbane
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
2026-08-26T00:40:00Z
source
APNIC

as-block AS18067 - AS18083

as-block
descr
JPNIC-2Byte-ASBLOCK-AP
for assignment to JPNIC members
country
JP
admin-c
JNIC1-AP
tech-c
JNIC1-AP
remarks
Authoritative information regarding AS Number
assignments made from within this block can be
queried at whois.nic.ad.jp.
To only display English output,
add '/e' at the end of command,
e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by
APNIC-HM
mnt-lower
MAINT-JPNIC
last-modified
2018-07-09T01:00:49Z
source
APNIC

role Japan Network Information Center

role
Japan Network Information Center
address
Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
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

aut-num AS18081

aut-num
as-name
KCN
descr
Kintetsu Cable Network Co., Ltd.
1-70-1 Higashiikoma Ikoma Nara
admin-c
JNIC1-AP
tech-c
JNIC1-AP
remarks
Email address for spam or abuse complaints : apply@kcn.ad.jp
country
JP
mnt-by
MAINT-JPNIC
mnt-irt
IRT-JPNIC-JP
last-modified
2024-10-03T08:15:15Z
source
APNIC

irt IRT-JPNIC-JP

irt
IRT-JPNIC-JP
address
Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
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

role
Japan Network Information Center
address
Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
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

aut-num AS18081

aut-num
as-name
KCN
descr
Kintetsu Cable Network Co., Ltd.
import
from AS4713 100 accept ANY
from AS2497 100 accept ANY
from AS703 100 accept ANY
export
to AS4713 announce AS18081
to AS2497 announce AS18081
to AS703 announce AS18081
country
JP
admin-c
FK396JP
tech-c
FK396JP
last-modified
2021-02-24T19:56:02Z
remarks
This information has been partially mirrored by APNIC from
JPNIC. To obtain more specific information, please use the
JPNIC WHOIS Gateway at
http://www.nic.ad.jp/en/db/whois/en-gateway.html or
whois.nic.ad.jp for WHOIS client. (The WHOIS client
defaults to Japanese output, use the /e switch for English
output)
source
JPNIC

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:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC


as-block:       AS18067 - AS18083
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:  2018-07-09T01:00:49Z
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



aut-num:        AS18081
as-name:        KCN
descr:          Kintetsu Cable Network Co., Ltd.
descr:          1-70-1 Higashiikoma Ikoma Nara
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Email address for spam or abuse complaints : apply@kcn.ad.jp
country:        JP
mnt-by:         MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2024-10-03T08:15:15Z
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


aut-num:        AS18081
as-name:        KCN
descr:          Kintetsu Cable Network Co., Ltd.
import:         from AS4713 100 accept ANY
import:         from AS2497 100 accept ANY
import:         from AS703 100 accept ANY
export:         to AS4713 announce AS18081
export:         to AS2497 announce AS18081
export:         to AS703 announce AS18081
country:        JP
admin-c:        FK396JP
tech-c:         FK396JP
last-modified:  2021-02-24T19:56:02Z
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