% 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 '103.108.253.0 - 103.108.253.255'

% Abuse contact for '103.108.253.0 - 103.108.253.255' is 'DL-EG-networkcertnotificationsbhp.com@bhp.com'

inetnum:        103.108.253.0 - 103.108.253.255
netname:        BBIOPL-AU
descr:          BHP BILLITON IRON ORE PTY. LTD.
country:        AU
geoloc:         -27.471 153.0234
org:            ORG-BBIO1-AP
admin-c:        BBIO1-AP
tech-c:         BBIO1-AP
abuse-c:        AB1358-AP
status:         ASSIGNED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-routes:     MAINT-BBIOPL-AU
mnt-irt:        IRT-BBIOPL-AU
last-modified:  2021-01-11T04:17:51Z
source:         APNIC

irt:            IRT-BBIOPL-AU
address:        125 St. Georges Terrace, Perth Western Australia 6000
e-mail:         DL-EG-networkcertnotificationsbhp.com@bhp.com
abuse-mailbox:  DL-EG-networkcertnotificationsbhp.com@bhp.com
admin-c:        BBIO1-AP
tech-c:         BBIO1-AP
auth:           # Filtered
remarks:        dl-eg-networkcertnotificationsbhp.com@bhp.com is invalid
mnt-by:         MAINT-BBIOPL-AU
last-modified:  2026-09-23T13:15:09Z
source:         APNIC

organisation:   ORG-BBIO1-AP
org-name:       BHP BILLITON IRON ORE PTY. LTD.
org-type:       LIR
country:        AU
address:        125 St. Georges Terrace
phone:          +61-8-6321-0000
e-mail:         IronOreISSDSecurity@bhpbilliton.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:52Z
source:         APNIC

role:           ABUSE BBIOPLAU
country:        ZZ
address:        125 St. Georges Terrace, Perth Western Australia 6000
phone:          +000000000
e-mail:         DL-EG-networkcertnotificationsbhp.com@bhp.com
admin-c:        BBIO1-AP
tech-c:         BBIO1-AP
nic-hdl:        AB1358-AP
remarks:        Generated from irt object IRT-BBIOPL-AU
remarks:        dl-eg-networkcertnotificationsbhp.com@bhp.com is invalid
abuse-mailbox:  DL-EG-networkcertnotificationsbhp.com@bhp.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-09-23T13:16:03Z
source:         APNIC

role:           BHP BILLITON IRON ORE PTY LTD administrator
address:        125 St. Georges Terrace, Perth Western Australia 6000
country:        AU
phone:          +61-8-6321-0000
fax-no:         +61-8-6321-0000
e-mail:         IronOreISSDSecurity@bhpbilliton.com
admin-c:        BBIO1-AP
tech-c:         BBIO1-AP
nic-hdl:        BBIO1-AP
mnt-by:         MAINT-BBIOPL-AU
last-modified:  2016-04-07T00:33:41Z
source:         APNIC

% Information related to '103.108.253.0/24AS137457'

route:          103.108.253.0/24
origin:         AS137457
descr:          BHP BILLITON IRON ORE PTY. LTD.
                125 St. Georges Terrace
mnt-by:         MAINT-BBIOPL-AU
last-modified:  2018-11-02T01:36:15Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)