% 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 '197.231.183.0 - 197.231.183.255'

% No abuse contact registered for 197.231.183.0 - 197.231.183.255

inetnum:        197.231.183.0 - 197.231.183.255
netname:        FON-NET
descr:          FON CORPORATE
country:        KE
admin-c:        HMS2-AFRINIC
tech-c:         AL50-AFRINIC
status:         ASSIGNED PA
mnt-by:         FON-KE-MNT
source:         AFRINIC # Filtered
parent:         197.231.176.0 - 197.231.183.255

person:         Ahmed Lish
nic-hdl:        AL50-AFRINIC
address:        Suite 54, Royal Offices
address:        Westlands, P. O. Box 4167 00100
address:        Nairobi
address:        Kenya
address:        Nairobi
address:        Kenya
phone:          tel:+254-722-512455
mnt-by:         GENERATED-KSREBR6ZR9APIWIIK3XB86AVGS4XO0NY-MNT
source:         AFRINIC # Filtered

person:         H M Shamte
nic-hdl:        HMS2-AFRINIC
address:        P O Box 4167
address:        00100 Nairobi
address:        Kenya
address:        Nairobi 00606
address:        Kenya
phone:          tel:+254-709-114000
phone:          tel:+254-709-114202
mnt-by:         GENERATED-LOUBEDHMQMGO8QQP6RWESBBDCDZFJQG6-MNT
source:         AFRINIC # Filtered

% Information related to '197.231.183.0/24AS37109'

route:          197.231.183.0/24
descr:          Route Object
origin:         AS37109
mnt-by:         FON-KE-MNT
source:         AFRINIC # Filtered

% Information related to '197.231.183.0/24AS37305'

route:          197.231.183.0/24
descr:          Route Object
origin:         AS37305
mnt-by:         FON-KE-MNT
source:         AFRINIC # Filtered