% 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 '41.204.148.0 - 41.204.150.255'

% No abuse contact registered for 41.204.148.0 - 41.204.150.255

inetnum:        41.204.148.0 - 41.204.150.255
netname:        Zantel-Net
descr:          Zantel Internal Use#3
org:            ORG-MTL6-AFRINIC
admin-c:        AA190-AFRINIC
admin-c:        JP14-AFRINIC
admin-c:        SA179-AFRINIC
tech-c:         AA190-AFRINIC
tech-c:         JP14-AFRINIC
tech-c:         SA179-AFRINIC
status:         ASSIGNED PA
mnt-by:         TIGO-TZ-MNT
mnt-lower:      TIGO-TZ-MNT
mnt-domains:    TIGO-TZ-MNT
source:         AFRINIC # Filtered
parent:         41.204.128.0 - 41.204.159.255

organisation:   ORG-MTL6-AFRINIC
org-name:       MIC TANZANIA LTD
org-type:       LIR
country:        TZ
address:        MIC Tanzania PLC
address:        P. Box 2929,
address:        The Derm Complex,
address:        New Bagamoyo Road
address:        DAR ES SALAAM
phone:          tel:+255-22-212-0474
phone:          tel:+255-713-123-320
phone:          tel:+255-713-123-656
phone:          tel:+255-658-123-633
phone:          tel:+255-658-123-611
admin-c:        AA190-AFRINIC
admin-c:        SA179-AFRINIC
tech-c:         AA190-AFRINIC
tech-c:         SA179-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        TIGO-TZ-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

person:         Amani Akundaeli
address:        MIC TANZANIA LTD
phone:          tel:+255-713-123-224
nic-hdl:        AA190-AFRINIC
mnt-by:         GENERATED-GHG4TM248VPWEPLEJIAIYSKSXDS7VUTY-MNT
source:         AFRINIC # Filtered

person:         Josephat Prochest
address:        MIC TANZANIA PLC
address:        DAR ES SALAAM
address:        Tanzania
phone:          tel:+255-658-123-633
nic-hdl:        JP14-AFRINIC
mnt-by:         GENERATED-IEIW5TYOJFBKUU4KICBCE7FNJP2OGMRF-MNT
source:         AFRINIC # Filtered

person:         Solomon Amani
nic-hdl:        SA179-AFRINIC
address:        PSSSF Commercial Complex, 30th Floor, Sam Nujoma Road, Sinza C, Dar es Salaam, Tanzania
address:        Dar Es Salaam
address:        Tanzania
phone:          tel:+255-713-123-611
mnt-by:         GENERATED-IZFC6XAWIHRI02LZHXU0SOZ6YHKIS83V-MNT
source:         AFRINIC # Filtered

% Information related to '41.204.128.0/19AS36930'

route:          41.204.128.0/19
origin:         AS36930
descr:          MIC TANZANIA LTD
mnt-by:         TIGO-TZ-MNT
source:         AFRINIC # Filtered

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-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
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-d	Associated reverse domain