% 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 '105.234.128.0 - 105.234.255.255'

% No abuse contact registered for 105.234.128.0 - 105.234.255.255

inetnum:        105.234.128.0 - 105.234.255.255
netname:        ORG-ZM1-AFRINIC
descr:          Airtel Malawi network
country:        MW
admin-c:        OT10-AFRINIC
tech-c:         AP37-AFRINIC
tech-c:         WK15-AFRINIC
status:         ASSIGNED PA
mnt-by:         MNTNER-ZAIN-MW
source:         AFRINIC # Filtered
parent:         105.234.0.0 - 105.234.255.255

person:         Atul paliwal
nic-hdl:        AP37-AFRINIC
address:        Airtel Africa,
address:        The Oval,
address:        Ring Road, Parklands,
address:        P. O. Box 962
address:        Nairobi 00100
address:        Kenya
phone:          tel:+971-52-188-8867
mnt-by:         GENERATED-NZEQEW94M2AQKYIJZMNBFBXLLDUHYM6K-MNT
source:         AFRINIC # Filtered

person:         Obester Thindwa
address:        Airtel Complex,
address:        Off Convention Drive,
address:        City Centre,
address:        Lilongwe, Malawi
phone:          tel:+265-999-95-93-21
nic-hdl:        OT10-AFRINIC
mnt-by:         GENERATED-FFIXZKQQVL8DPIKJE4EXKOZVRMDIGDMS-MNT
source:         AFRINIC # Filtered

person:         Wakisa Kaula
nic-hdl:        WK15-AFRINIC
address:        Airtel Malawi
address:        PO Box 1235
address:        Blantyre
address:        Malawi
address:        Blantyre
address:        Other
phone:          tel:+265-999-98-96-93
mnt-by:         GENERATED-0TMSMKYZLJ4PJXUQMRIDI3IXCEEPUPRS-MNT
source:         AFRINIC # Filtered

% Information related to '105.234.0.0/16AS37133'

route:          105.234.0.0/16
descr:          Airtel Malawi Prefix
origin:         AS37133
mnt-by:         CELTEL-MNT
source:         AFRINIC # Filtered

% Information related to '105.234.0.0/16AS37440'

route:          105.234.0.0/16
descr:          Airtel Malawi Prefix 2
origin:         AS37440
mnt-by:         MNTNER-ZAIN-MW
source:         AFRINIC # Filtered

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-m	1st level more specific
-M	All more specific		Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain