% 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 '154.73.28.0 - 154.73.31.255'

% No abuse contact registered for 154.73.28.0 - 154.73.31.255

inetnum:        154.73.28.0 - 154.73.31.255
netname:        RAWAFED-LIBYA
descr:          RAWAFED Libya
country:        LY
org:            ORG-RL1-AFRINIC
admin-c:        AMA11-AFRINIC
tech-c:         KK41-AFRINIC
tech-c:         AMA11-AFRINIC
tech-c:         AA218-AFRINIC
status:         ALLOCATED PA
mnt-by:         AFRINIC-HM-MNT
mnt-lower:      RAWAFED-MNT
source:         AFRINIC # Filtered
parent:         154.0.0.0 - 154.255.255.255

organisation:   ORG-RL1-AFRINIC
org-name:       RAWAFED LIBYA
org-type:       LIR
country:        LY
address:        Dabnoon Street, Hai Al-Andalus
address:        Tripoli 330
phone:          tel:+218-21-3661004
phone:          tel:+218-21-3661001
phone:          tel:+218-21-7227036
phone:          tel:+218-21-3660201
admin-c:        AMA11-AFRINIC
tech-c:         KK41-AFRINIC
tech-c:         AMA11-AFRINIC
tech-c:         AA218-AFRINIC
mnt-ref:        AFRINIC-HM-MNT
mnt-ref:        RAWAFED-MNT
mnt-by:         AFRINIC-HM-MNT
source:         AFRINIC # Filtered

person:         Amel Alghzawi
address:        Dabnoon Street, Hai Alandalus Tripoli Postal Code 330 Libya
phone:          tel:+218-3660201
nic-hdl:        AA218-AFRINIC
mnt-by:         GENERATED-7UI9VBSZQSXIICKPK8ZGJEPXVPDLRTJE-MNT
source:         AFRINIC # Filtered

person:         A M Abdurrahman
address:        RAWAFED LIBYA Teleecom & Technology
address:        Dabnoon Street, Hai Al-Andalus
address:        Tripoli P.O Box: 330
address:        Libya
phone:          tel:+218-21-3660201
phone:          tel:+218-21-3660202
nic-hdl:        AMA11-AFRINIC
mnt-by:         GENERATED-NESUQVYYBFDPTTCSGE2VHNNQIFYABE22-MNT
source:         AFRINIC # Filtered

person:         Khaled Khalifa
address:        RAWAFED LIBYA Teleecom & Technology 
address:        Dabnoon Street, Hai Al-Andalus
address:        Tripoli P.O Box: 330
address:        Libya
phone:          tel:+218-21-3660201
phone:          tel:+218-21-3660202
nic-hdl:        KK41-AFRINIC
mnt-by:         GENERATED-TQ9DZUOUJDOYHNNQFZUTXILSXYMISQI7-MNT
source:         AFRINIC # Filtered

% Information related to '154.73.28.0/24AS21003'

route:          154.73.28.0/24
origin:         AS21003
descr:          Rawafed Route Object
mnt-by:         RAWAFED-MNT
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