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

% This is the AfriNIC Whois server.
% The AFRINIC whois database is subject to  the following terms of Use. See https://afrinic.net/whois/terms

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '168.210.128.0 - 168.210.191.255'

% No abuse contact registered for 168.210.128.0 - 168.210.191.255

inetnum:        168.210.128.0 - 168.210.191.255
netname:        AS20011-IPV4-42
descr:          AS20011-IPV4-42 Broadband Consumer
country:        ZA
admin-c:        WA40-AFRINIC
admin-c:        JA50-AFRINIC
admin-c:        FH9-AFRINIC
tech-c:         WA40-AFRINIC
tech-c:         JA50-AFRINIC
tech-c:         FH9-AFRINIC
status:         ASSIGNED PA
remarks:        Dimensiondata Broadband Consumer
mnt-by:         TF-168-209-0-0-168-210-255-255-MNT
source:         AFRINIC # Filtered
parent:         168.209.0.0 - 168.210.255.255

person:         Faiz Hartley
nic-hdl:        FH9-AFRINIC
address:        100 Fairway Close
address:        Cape Town 7500
address:        South Africa
address:        Cape Town
address:        Other
phone:          tel:+27-21-596-4700
mnt-by:         GENERATED-SRDU2OPM7ENJQXAL2K51PPF7CBCIQAGH-MNT
source:         AFRINIC # Filtered

person:         Jehad Arnold
address:        100 Fairway Close
address:        Cape Town 7500
address:        South Africa
phone:          +0215964700
nic-hdl:        JA50-AFRINIC
mnt-by:         GENERATED-TVETECITNYRHD1CINUQQA0H9U7STCYUA-MNT
source:         AFRINIC # Filtered

person:         Willem Abrie
address:        34 Bree
address:        7th Floor
address:        Cape Town 7441
address:        South Africa
phone:          tel:+27-21-486-6016
nic-hdl:        WA40-AFRINIC
source:         AFRINIC # Filtered
mnt-by:         GENERATED-X0X2GTHZB06XFXK1VCA9UAZNOFU25COW-MNT

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-d	Associated reverse domain