% [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to '
AS133120 -
AS133631'
as-block:
AS133120 -
AS133631descr: 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: 2013-09-11T23:52:15Z
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[at]
apnic.netadmin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster[at]
apnic.netmnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to '
AS133405'
% Abuse contact for '
AS133405' is 'abuse[at]
retn.net'
aut-num:
AS133405as-name: RETNKK-AS-AP
descr: RETN Co., Ltd.
country: JP
org: ORG-RKK1-AP
admin-c: RKKA1-AP
tech-c: RKKA1-AP
mnt-by: APNIC-HM
mnt-irt: IRT-RETNKK-JP
mnt-routes: MAINT-RETNKK-JP
mnt-lower: MAINT-RETNKK-JP
abuse-c: AR1534-AP
last-modified: 2026-04-14T09:15:43Z
source: APNIC
irt: IRT-RETNKK-JP
address: 6-2-31-1917 Toyosu, Koto-ku, Tokyo, 135-0061, Japan, Tokyo Koto-ku 135-0061
e-mail: peering[at]
retn.netabuse-mailbox: abuse[at]
retn.netadmin-c: RKKA1-AP
tech-c: RKKA1-AP
auth: # Filtered
remarks: abuse[at]
retn.net was validated on 2026-02-17
mnt-by: MAINT-RETNKK-JP
last-modified: 2026-04-14T09:31:23Z
source: APNIC
organisation: ORG-RKK1-AP
org-name: RETN Co., Ltd.
org-type: LIR
country: JP
address: 6-2-31-1917 Toyosu
address: Koto-ku, Tokyo, 135-0061, Japan
phone: +85238454700
e-mail: peering[at]
retn.netmnt-ref: APNIC-HM
mnt-by: APNIC-HM
last-modified: 2026-03-13T13:24:44Z
source: APNIC
role: ABUSE RETNKKJP
country: ZZ
address: 6-2-31-1917 Toyosu, Koto-ku, Tokyo, 135-0061, Japan, Tokyo Koto-ku 135-0061
phone: +000000000
e-mail: peering[at]
retn.netadmin-c: RKKA1-AP
tech-c: RKKA1-AP
nic-hdl: AR1534-AP
remarks: Generated from irt object IRT-RETNKK-JP
remarks: abuse[at]
retn.net was validated on 2026-02-17
abuse-mailbox: abuse[at]
retn.netmnt-by: APNIC-ABUSE
last-modified: 2026-04-14T01:45:16Z
source: APNIC
role: RETN K K administrator
address: 6-2-31-1917 Toyosu, Koto-ku, Tokyo, 135-0061, Japan, Tokyo Koto-ku 135-0061
country: JP
phone: +85238454700
e-mail: peering[at]
retn.netadmin-c: RKKA1-AP
tech-c: RKKA1-AP
nic-hdl: RKKA1-AP
mnt-by: MAINT-RETNKK-JP
last-modified: 2026-04-13T01:47:49Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-JP1)