% APNIC found the following authoritative answer from: whois.apnic.net



% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '103.21.156.0 - 103.21.159.255'

% Abuse contact for '103.21.156.0 - 103.21.159.255' is 'noc@btbaustralia.com.au'

inetnum:        103.21.156.0 - 103.21.159.255
netname:        B2BWHOLESALE-AU
descr:          B2B Wholesale Pty Ltd
country:        AU
org:            ORG-BWPL1-AP
admin-c:        BWPL2-AP
tech-c:         BWPL2-AP
abuse-c:        AB966-AP
status:         ALLOCATED PORTABLE
remarks:        -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
remarks:        To report network abuse, please contact the IRT
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        For assistance, please contact the APNIC Helpdesk
remarks:        -+-+-+-+-+-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
mnt-by:         APNIC-HM
mnt-lower:      MAINT-B2BWHOLESALE-AU
mnt-routes:     MAINT-B2BWHOLESALE-AU
mnt-irt:        IRT-B2BWHOLESALE-AU
last-modified:  2020-06-01T22:22:31Z
source:         APNIC

irt:            IRT-B2BWHOLESALE-AU
address:        80 Dorcas Street Southbank VIC 3000
e-mail:         noc@btbaustralia.com.au
abuse-mailbox:  noc@btbaustralia.com.au
admin-c:        BWPL2-AP
tech-c:         BWPL2-AP
auth:           # Filtered
remarks:        noc@btbaustralia.com.au
remarks:        noc@btbaustralia.com.au is invalid
mnt-by:         MAINT-B2BWHOLESALE-AU
last-modified:  2025-12-24T13:06:51Z
source:         APNIC

organisation:   ORG-BWPL1-AP
org-name:       B2B Wholesale Pty Ltd
org-type:       LIR
country:        AU
address:        Level 1, 299 Clarendon Street
phone:          +61-411655405
fax-no:         +61-03-9098-9921
e-mail:         noc@btbaustralia.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-05-29T12:55:22Z
source:         APNIC

role:           ABUSE B2BWHOLESALEAU
country:        ZZ
address:        80 Dorcas Street Southbank VIC 3000
phone:          +000000000
e-mail:         noc@btbaustralia.com.au
admin-c:        BWPL2-AP
tech-c:         BWPL2-AP
nic-hdl:        AB966-AP
remarks:        Generated from irt object IRT-B2BWHOLESALE-AU
remarks:        noc@btbaustralia.com.au is invalid
abuse-mailbox:  noc@btbaustralia.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2025-12-24T13:07:58Z
source:         APNIC

role:           B2B Wholesale Pty Ltd administrator
address:        UNIT 17, 270 FERNTREE GULLY ROAD, NOTTING HILL VICTORIA 3168
country:        AU
phone:          +61-03-9098-9902
fax-no:         +61-03-9098-9902
e-mail:         noc@b2bwholesale.com.au
admin-c:        BWPL2-AP
tech-c:         BWPL2-AP
nic-hdl:        BWPL2-AP
mnt-by:         MAINT-B2BWHOLESALE-AU
last-modified:  2015-04-16T00:34:59Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)