% 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 '41.215.216.0 - 41.215.223.255'

% No abuse contact registered for 41.215.216.0 - 41.215.223.255

inetnum:        41.215.216.0 - 41.215.223.255
netname:        DSL4
descr:          CVMultimedia
org:            ORG-CVTS1-AFRINIC
admin-c:        DD48-AFRINIC
tech-c:         DD48-AFRINIC
tech-c:         YM21-AFRINIC
status:         ASSIGNED PA
mnt-by:         CVTS1-MNT
mnt-lower:      CVTS1-MNT
mnt-domains:    CVTS1-MNT
source:         AFRINIC # Filtered
parent:         41.215.208.0 - 41.215.223.255

organisation:   ORG-CVTS1-AFRINIC
org-name:       CABO VERDE TELECOM, S.A
org-type:       LIR
country:        CV
address:        Rua Cabo Verde Telecom, Várzea, CP 220
address:        Praia
phone:          tel:+238-260-92-51
admin-c:        DD48-AFRINIC
tech-c:         DD48-AFRINIC
tech-c:         YM21-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        CVTS1-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

person:         Denivaldo Delgado
nic-hdl:        DD48-AFRINIC
address:        Rua Cabo Verde Telecom, Várzea, CP 220
address:        Praia
address:        Cabo Verde
phone:          tel:+238-350-36-03
mnt-by:         GENERATED-YQ0OP6M5HVK8R8RMSUUBTHCPQKBMDOHF-MNT
source:         AFRINIC # Filtered

person:         Yannick Monteiro
address:        Rua Cabo Verde Telecom
address:        Praia
address:        Cape Verde
phone:          tel:+238-350-39-33
nic-hdl:        YM21-AFRINIC
source:         AFRINIC # Filtered
mnt-by:         GENERATED-IMUYIUQ5MC2830PK8SMHI6J35CT0IXUM-MNT

% Information related to '41.215.216.0/21AS37517'

route:          41.215.216.0/21
origin:         AS37517
descr:          CVMultimedia3105202007
mnt-by:         CVTS1-MNT
source:         AFRINIC # Filtered

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IP address lookups			Miscellaneous queries
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