ASN Lookup Tool

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Reference: WHOIS servers of RIRs
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  AfriNIC WHOIS(whois.afrinic.net)

% [whois.apnic.net]
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% Information related to 'AS141626 - AS142649'

as-block:       AS141626 - AS142649
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:  2020-10-21T04:09:48Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
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:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS142052'

% Abuse contact for 'AS142052' is 'NETABUSE@MEMPOOL.SPACE'

aut-num:        AS142052
as-name:        MEMPOOLSPACEKK-AS-AP
descr:          Mempool Space K.K.
country:        JP
org:            ORG-MA114-AP
admin-c:        JM2327-AP
tech-c:         JM2327-AP
abuse-c:        AM3100-AP
mnt-lower:      MAINT-MEMPOOLSPACEKK-JP
mnt-routes:     MAINT-MEMPOOLSPACEKK-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-MEMPOOL-JP
last-modified:  2021-04-20T20:42:02Z
export:         to AS54415 announce AS142052:AS-ALL
source:         APNIC

irt:            IRT-MEMPOOL-JP
address:        MEMPOOL SPACE K.K.
address:        MORI TOWER 16F
address:        ROPPONGI HILLS
address:        MINATO, TOKYO
address:        JAPAN 106-6116
e-mail:         NETOPS@MEMPOOL.SPACE
abuse-mailbox:  NETABUSE@MEMPOOL.SPACE
admin-c:        JM2327-AP
tech-c:         JM2327-AP
auth:           # Filtered
remarks:        netabuse@mempool.space was validated on 2026-10-05
remarks:        netops@mempool.space was validated on 2026-10-05
mnt-by:         MAINT-MEMPOOLSPACEKK-JP
last-modified:  2026-10-23T07:57:59Z
source:         APNIC

organisation:   ORG-MA114-AP
org-name:       Mempool Space K.K.
org-type:       LIR
country:        JP
address:        MORI TOWER 16F
address:        ROPPONGI HILLS
phone:          +81-3-6772-3548
e-mail:         NETOPS@MEMPOOL.SPACE
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:29Z
source:         APNIC

role:           ABUSE MEMPOOLJP
country:        ZZ
address:        MEMPOOL SPACE K.K.
address:        MORI TOWER 16F
address:        ROPPONGI HILLS
address:        MINATO, TOKYO
address:        JAPAN 106-6116
phone:          +000000000
e-mail:         NETOPS@MEMPOOL.SPACE
admin-c:        JM2327-AP
tech-c:         JM2327-AP
nic-hdl:        AM3100-AP
remarks:        Generated from irt object IRT-MEMPOOL-JP
remarks:        netabuse@mempool.space was validated on 2026-10-05
remarks:        netops@mempool.space was validated on 2026-10-05
abuse-mailbox:  NETABUSE@MEMPOOL.SPACE
mnt-by:         APNIC-ABUSE
last-modified:  2026-10-05T01:00:16Z
source:         APNIC

person:         J MAURICE
address:        MEMPOOL SPACE K.K.
address:        MORI TOWER 16F
address:        ROPPONGI HILLS
address:        MINATO, TOKYO
country:        JP
phone:          +81-3-6772-3548
e-mail:         j@wiz.biz
nic-hdl:        JM2327-AP
mnt-by:         MAINT-WIZ-JP
last-modified:  2022-05-26T14:14:00Z
source:         APNIC

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