AS Name
USEN-NET
Org Name
USEN CORPORATION
Registry Region
Japan
Looking Glass
IPv4Prefixes

3

IPv6Prefixes

2

IPv4 NUMs

20,480

IPv6 NUMs(/64)

4,294,967,296

20,480 IPv4 Addresses
CIDR Description IP Num
118.238.128.0/18 USEN-Corp USEN CORPORATION 16384
125.63.32.0/20 USEN-Corp USEN CORPORATION 4096
125.63.47.0/24 USEN-Corp USEN CORPORATION 256
CIDR Description IP NUMs(prefix /64)
2400:f400::/32 USEN-Corp-JPNIC-JP-20090807 Japan Network Information Center 4294967296
2400:f400:10ff::/48 USEN-Corp-JPNIC-JP-20090807 Japan Network Information Center 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2519 VECTANT - ARTERIA Networks Corporation, JP Japan 1,700,096 103,079,215,104 IPv4 IPv4 IPv6 IPv6
AS6233 XTOM, US United States 5,376 1,179,648 IPv4 IPv4 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 22,784 4,294,967,296 IPv4 IPv4
AS36236 NETACTUATE - NetActuate, Inc, US United States 99,328 5,933,629,440 IPv4 IPv4 IPv6 IPv6
AS38001 NEWMEDIAEXPRESS-AS-AP - NewMedia Express Pte Ltd, SG Singapore 24,832 4,295,294,976 IPv6 IPv6
AS2514 InfoSphere - NTT PC Communications, Inc., JP Japan 2,103,296 12,884,901,888 IPv4 IPv4 IPv6 IPv6
AS2527 So-net - So-net Entertainment Corporation, JP Japan 3,592,192 141,733,920,768 IPv4 IPv4 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 514,816 282,635,155,472,384 IPv4 IPv4 IPv6 IPv6
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1,136,128 17,180,327,936 IPv4 IPv4 IPv6 IPv6
AS9009 M247 - M247 Ltd, GB United Kingdom 988,672 339,397,378,304 IPv4 IPv4
AS23815 JPIX-RS - Japan Internet Exchange Co., Ltd., JP Japan 0 0 IPv4 IPv4
AS2518 BIGLOBE - BIGLOBE Inc., JP Japan 3,674,112 38,654,705,664 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Japan JPIX TOKYO - Japan Internet Exchange Tokyo 210.171.224.186 2001:de8:8::2:4278:1 10 Gbps 2016-03-14 20:31:51

Private Peering Facilities

Country/Region Name City Website Updated
IP Address Domain NUMs Domains
118.238.128.18 8 lovetomo.click
118.238.128.50 3 mail.net-teacher.ne.jp
118.238.128.66 2 koinaka.net
118.238.129.66 1 ssl.t-a-d.net
118.238.129.110 2 mail.rbmemry.click
118.238.129.202 3 tokyolb.nik-g.com
118.238.129.211 2 rr115.02stream.jp
118.238.129.212 1 rr115.02stream.jp
118.238.129.222 2 bb.nikken-bb.net
118.238.129.223 1 rr112.02stream.jp
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:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaste[email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


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:        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:        AS24278
as-name:        USEN-NET
descr:          USEN CORPORATION
import:
export:
country:        JP
admin-c:        JP00031240
tech-c:         JP00031240
last-modified:  2014-12-04T02:23:06Z
source:         JPNIC