AS Name
CSF
Org Name
Kyushu Tele Communications Company
Registry Region
Japan
Looking Glass
IPv4Prefixes

48

IPv6Prefixes

1

IPv4 NUMs

43,008

IPv6 NUMs(/64)

4,294,967,296

43,008 IPv4 Addresses
CIDR Description IP Num
61.44.224.0/20 CSF-NET Kyushu Tele Communications Company 4096
61.44.234.0/23 CSF-NET Kyushu Tele Communications Company 512
61.44.236.0/22 CSF-NET Kyushu Tele Communications Company 1024
61.44.240.0/23 CSF-NET Kyushu Tele Communications Company 512
61.44.240.0/20 CSF-NET Kyushu Tele Communications Company 4096
61.44.242.0/24 CSF-NET Kyushu Tele Communications Company 256
61.44.243.0/24 CSF-NET Kyushu Tele Communications Company 256
61.44.244.0/22 CSF-NET Kyushu Tele Communications Company 1024
61.44.247.0/24 CSF-NET Kyushu Tele Communications Company 256
61.44.248.0/21 CSF-NET Kyushu Tele Communications Company 2048
110.172.32.0/21 CSF-CABLELINE Kyushu Tele Communications Company 2048
110.172.32.0/20 CSF-CABLELINE Kyushu Tele Communications Company 4096
110.172.40.0/21 CSF-CABLELINE Kyushu Tele Communications Company 2048
112.137.144.0/21 CSF-NET Kyushu Tele Communications Company 2048
112.137.144.0/20 CSF-NET Kyushu Tele Communications Company 4096
112.137.152.0/22 CSF-NET Kyushu Tele Communications Company 1024
112.137.152.0/21 CSF-NET Kyushu Tele Communications Company 2048
112.137.158.0/23 CSF-NET Kyushu Tele Communications Company 512
114.141.32.0/22 CSF-NET Kyushu Tele Communications Company 1024
114.141.32.0/21 CSF-NET Kyushu Tele Communications Company 2048
114.141.36.0/24 CSF-NET Kyushu Tele Communications Company 256
114.141.37.0/24 CSF-NET Kyushu Tele Communications Company 256
120.50.172.0/22 CSF-CABLELINE Kyushu Tele Communications Company 1024
123.242.208.0/23 CSF-NET Kyushu Tele Communications Company 512
123.242.208.0/21 CSF-NET Kyushu Tele Communications Company 2048
123.242.210.0/24 CSF-NET Kyushu Tele Communications Company 256
175.103.8.0/22 CSF-NET Kyushu Tele Communications Company 1024
202.126.240.0/22 CSF-NET Kyushu Tele Communications Company 1024
202.126.240.0/20 CSF-NET Kyushu Tele Communications Company 4096
202.126.244.0/23 CSF-NET Kyushu Tele Communications Company 512
202.126.246.0/24 CSF-NET Kyushu Tele Communications Company 256
202.126.247.0/24 CSF-NET Kyushu Tele Communications Company 256
202.126.248.0/22 CSF-NET Kyushu Tele Communications Company 1024
202.126.248.0/21 CSF-NET Kyushu Tele Communications Company 2048
203.205.96.0/21 CSF-NET Kyushu Tele Communications Company 2048
203.205.96.0/20 CSF-NET Kyushu Tele Communications Company 4096
203.205.104.0/21 CSF-NET Kyushu Tele Communications Company 2048
203.222.208.0/22 CSF-NET Kyushu Tele Communications Company 1024
203.222.208.0/20 CSF-NET Kyushu Tele Communications Company 4096
203.222.212.0/23 CSF-NET Kyushu Tele Communications Company 512
203.222.214.0/23 APNIC-AP Asia Pacific Network Information Centre 512
203.222.216.0/22 CSF-NET Kyushu Tele Communications Company 1024
203.222.220.0/22 CSF-NET Kyushu Tele Communications Company 1024
219.103.112.0/21 JPNIC-NET-JP Japan Network Information Center 2048
219.103.112.0/20 JPNIC-NET-JP Japan Network Information Center 4096
219.103.120.0/21 JPNIC-NET-JP Japan Network Information Center 2048
219.117.48.0/20 JPNIC-NET-JP Japan Network Information Center 4096
219.117.52.0/22 JPNIC-NET-JP Japan Network Information Center 1024
CIDR Description IP NUMs(prefix /64)
2404:1900::/32 CSF-NET-JPNIC-JP-20120601 Japan Network Information Center 4294967296
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS25152 K-ROOT-SERVER - Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL Netherlands 512 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2516 KDDI - KDDI CORPORATION, JP Japan 18,443,264 2,757,369,069,568 IPv4 IPv4 IPv6 IPv6
AS2914 NTT-COMMUNICATIONS-2914 - NTT America, Inc., US United States 6,968,064 21,743,796,736 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 518,656 286,144,143,556,608 IPv4 IPv4 IPv6 IPv6
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,136,128 21,475,164,160 IPv4 IPv4
AS17676 GIGAINFRA - Softbank BB Corp., JP Japan 43,377,408 18,695,992,639,488 IPv4 IPv4
AS7713 telkomnet-as-ap - Telekomunikasi Indonesia (PT), ID Indonesia 3,404,544 12,888,178,688 IPv6 IPv6
AS2519 VECTANT - ARTERIA Networks Corporation, JP Japan 1,700,096 103,079,215,104 IPv4 IPv4
AS4713 OCN - NTT Communications Corporation, JP Japan 28,908,800 4,406,636,519,424 IPv4 IPv4 IPv6 IPv6
AS9957 KINX-AS - KINX, KR Republic of Korea 5,888 0 IPv4 IPv4
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 22,784 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 526,080 17,180,065,792 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS45677 ICV - Isahaya Cable Media Co.,Ltd, JP Japan 9,216 4,294,967,296 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Japan JPNAP Tokyo - JPNAP Tokyo 210.173.176.20 2001:7fa:7:1:0:1:8092:1 10 Gbps 2020-02-14 01:26:05
Japan JPNAP Osaka - JPNAP Osaka 210.173.178.115 2001:7fa:7:2:0:1:8092:1 10 Gbps 2020-02-14 01:26:05
Japan JPIX OSAKA - Japan Internet Exchange Osaka 103.246.232.178 2001:de8:8:6:0:1:8092:1 10 Gbps 2020-02-14 01:26:05

Private Peering Facilities

Country/Region Name City Website Updated
IP Address Domain NUMs Domains
61.44.226.84 1 dhcp-arrisc4-00592.tvs12.jp
61.44.235.100 1 dhcp-ubr3-5355.csf.ne.jp
61.44.238.21 1 dhcp-ubr3-6041.csf.ne.jp
61.44.238.90 1 dhcp-ubr3-6110.csf.ne.jp
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:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS18085 - AS18098
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:        Urbannet-Kanda Bldg 4F
address:        3-6-2 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047,Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         [email protected]
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2012-08-28T07:58:02Z
source:         APNIC


aut-num:        AS18092
as-name:        CSF
descr:          Kyushu Tele Communications Company
import:         from AS2497 100 accept ANY
import:         from AS7679 100 accept ANY
export:         to AS2497 announce AS18092
export:         to AS7679 announce AS18092
country:        JP
admin-c:        NS1881JP
tech-c:         HK5776JP
last-modified:  2005-07-14T19:43:59Z
source:         JPNIC