% 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 '197.215.0.0 - 197.215.127.255'

% No abuse contact registered for 197.215.0.0 - 197.215.127.255

inetnum:        197.215.0.0 - 197.215.127.255
netname:        AIRTELSL-NW
descr:          Airtel(SL) Ltd
country:        SL
org:            ORG-CSLZ1-AFRINIC
admin-c:        UB6-AFRINIC
admin-c:        MD5-AFRINIC
tech-c:         SR50-AFRINIC
tech-c:         UB6-AFRINIC
tech-c:         FL17-AFRINIC
tech-c:         MD5-AFRINIC
status:         ALLOCATED PA
mnt-by:         AFRINIC-HM-MNT
mnt-lower:      CELTEL-SL
source:         AFRINIC # Filtered
parent:         197.0.0.0 - 197.255.255.255

organisation:   ORG-CSLZ1-AFRINIC
org-name:       Orange (SL) Limited
org-type:       LIR
country:        SL
address:        Orange ( SL),
address:        P. O. Box 75,
address:        25 Regent Road,
address:        Hill Station,
address:        Freetown
phone:          tel:+232-76-600634
phone:          tel:+232-76-600167
phone:          tel:+232-76-600031
admin-c:        MD5-AFRINIC
admin-c:        UB6-AFRINIC
tech-c:         FL17-AFRINIC
tech-c:         MD5-AFRINIC
tech-c:         SR50-AFRINIC
tech-c:         UB6-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        CELTEL-SL
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

person:         Francis Lahia
nic-hdl:        FL17-AFRINIC
address:        25 MAIN MOTOR ROAD, HILL STATION
address:        FREETOWN
address:        Sierra Leone
address:        FREETOWN
address:        Other
phone:          tel:+232-16-450155
mnt-by:         GENERATED-VNTWQPLL5AJWMFV1EOJEDC2Q3SRDDXNG-MNT
source:         AFRINIC # Filtered

person:         Mamadou Djitte
nic-hdl:        MD5-AFRINIC
address:        Sonatel
address:        Direction des operations
address:        Direction de l'exploitation
address:        Technopole Dakar
address:        SENEGAL
address:        Sonatel
address:        Other
phone:          tel:+221-77-450-65-71
phone:          tel:+232-76-450907
mnt-by:         SMM-MNT
source:         AFRINIC # Filtered

person:         Sylvanus Redwood-sawyer
nic-hdl:        SR50-AFRINIC
address:        25 MAIN MOTOR ROAD, HILL STATION
address:        FREETOWN
address:        Sierra Leone
address:        FREETOWN
address:        Other
phone:          tel:+232-76-190031
mnt-by:         GENERATED-IMLA7ZC5BR6D5MV9IBJZBO7PBIPBOASL-MNT
source:         AFRINIC # Filtered

person:         Umaru Bundu
nic-hdl:        UB6-AFRINIC
address:        25 MAIN MOTOR ROAD, HILL STATION
address:        FREETOWN
address:        Sierra Leone
address:        FREETOWN
address:        Sierra Leone
phone:          tel:+232-76-450254
mnt-by:         GENERATED-LUMKW8P2UE2SBVLACLOVCASUQGMTN86X-MNT
source:         AFRINIC # Filtered