AS Name Org Name IPv4Prefixes IPv6Prefixes IPv4 NUMs IPv6 NUMs(/64) Registry Region Looking Glass
CORE NTT 5 0 41,728 0 Japan
41,728 IPv4 Addresses
CIDR Description IP Num
163.138.0.0/17 NTT-CORENET country: JP Nippon Telegraph and Telephone Corporation. 32768
163.138.128.0/19 NTT-CORENET country: JP Nippon Telegraph and Telephone Corporation. 8192
192.5.216.0/24 NTT-NET imported inetnum object for NTTC-1 256
192.26.94.0/24 NTT-AP-NET imported inetnum object for NECL 256
192.47.167.0/24 NTT-CORENET Nippon Telegraph and Telephone Corporation. 256
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS173 ERX-ECLNET - Electrical Communications Laboratories, JP Japan 8,704 0 IPv4 IPv4
IP Address Domain NUMs Domains
163.138.86.20 1 hp8200.giga.ntt-rd.net
163.138.119.140 1 www.npartirven.us
as-block:       AS2497 - AS2528
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:  2017-06-12T03:54:29Z
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:        AS2511
as-name:        CORE
descr:          NTT
import:
export:
country:        JP
admin-c:        MM10039JP
tech-c:         OA619JP
last-modified:  2006-11-27T19:25:59Z
source:         JPNIC