AS Number
AS4723
AS Name
DOLPHIN
Org Name
Dolphin
Country / Region
Japan
Registry

apnic

RegDate

Updated

2019-05-20T03:52:26Z

AS4723 Looking Glass
IPv4Prefixes

7

IPv6Prefixes

0

IPv4 NUMs

41,984

IPv6 NUMs(/64)

0

41,984 IPv4 Addresses
CIDR Description IP Num
61.122.64.0/19
IRR Valid
JPNIC-NET-JP Japan Network Information Center 8192
175.100.208.0/23
IRR Parent Valid
DOLPHIN DOLPHIN INTERNATIONAL INC. 512
175.100.210.0/23
IRR Parent Valid
DOLPHIN DOLPHIN INTERNATIONAL INC. 512
175.100.224.0/19
IRR Valid
DOLPHIN DOLPHIN INTERNATIONAL INC. 8192
210.135.64.0/19
IRR Valid
JPNIC-NET-JP Japan Network Information Center 8192
210.173.224.0/19
IRR Valid
JPNIC-NET-JP Japan Network Information Center 8192
210.189.96.0/19
IRR Valid
JPNIC-NET-JP Japan Network Information Center 8192
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2500 WIDE-BB - WIDE Project, JP Japan 196,608 4,294,967,296 IPv4 IPv4
AS4713 OCN - NTT Communications Corporation, JP Japan 28,745,728 4,406,636,511,232 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 518,656 282,631,665,680,384 IPv4 IPv4
AS7500 M-ROOT-DNS - WIDE Project, JP Japan 768 4,294,967,296 IPv4 IPv4
AS271253 LINK BRASIL TELECOMUNICACOES LTDA, BR Brazil 4,096 4,849,991,680 IPv4 IPv4
AS1031 PEER-1-INTERNET - Peer 1 Internet Service LLC, US United States 3,776 4,294,967,296 IPv4 IPv4
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 4,000,256 17,716,871,168 IPv4 IPv4
IP Address Domain NUMs Domains
61.122.73.90 1 ns.rakutenco.jp
61.122.74.2 2 sakura-mail.net
61.122.74.241 1 f16bf04-0241.din.or.jp
61.122.74.242 4 imap.shihoro-hs.com
61.122.74.244 2 town.shikaoi.hokkaido.jp
61.122.74.245 3 mail.niseko-school.jp
61.122.74.249 6 blog.ja-furano.biz
61.122.74.250 1 members.aurens.or.jp
61.122.74.252 2 gw2.aurens.or.jp
61.122.74.253 1 dev.aurens.or.jp
as-block:       AS4608 - AS4865
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:  2019-05-20T03:52:26Z
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


as-block:       AS4683 - AS4735
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:  2023-08-28T04:50:39Z
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:        AS4723
as-name:        DOLPHIN
descr:          Dolphin
import:         from AS2497 100 accept ANY
import:         from AS2500 100 accept ANY
export:         to AS2497 announce AS4723
export:         to AS2500 announce AS4723
country:        JP
admin-c:        JP00006416
tech-c:         JP00006416
last-modified:  2005-06-16T05:55:30Z
source:         JPNIC