% APNIC found the following authoritative answer from: whois.ripe.net

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://apps.db.ripe.net/docs/HTML-Terms-And-Conditions

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '144.57.128.0 - 144.57.255.255'

% Abuse contact for '144.57.128.0 - 144.57.255.255' is 'abuse@skanska.net'

inetnum:        144.57.128.0 - 144.57.255.255
netname:        SE-SKANSKA-NET4
org:            ORG-SSA83-RIPE
country:        SE
admin-c:        MS38275-RIPE
admin-c:        JS21200-RIPE
tech-c:         MS38275-RIPE
tech-c:         JS21200-RIPE
status:         LEGACY
mnt-by:         SKANSKA-MNT
created:        2019-10-02T15:26:47Z
last-modified:  2023-08-31T06:58:16Z
source:         RIPE # Filtered
geoloc:         59.337314 18.012576

organisation:   ORG-SSA83-RIPE
org-name:       Skanska Sverige AB
country:        SE
org-type:       OTHER
descr:          Construction
address:        Warfvinges väg 25
address:        112 74 Stockholm
address:        Sverige
phone:          +46104480000
admin-c:        JS21200-RIPE
tech-c:         JS21200-RIPE
abuse-c:        AB29958-RIPE
mnt-by:         SKANSKA-MNT
mnt-ref:        SKANSKA-MNT
created:        2008-12-23T10:11:28Z
last-modified:  2023-08-31T06:42:38Z
source:         RIPE # Filtered

person:         Johan Stengard
org:            ORG-SITN1-RIPE
address:        Skanska AB
address:        Warfvinges Vag 25
address:        112 74 Stockholm
address:        Sweden
phone:          +46104490795
nic-hdl:        JS21200-RIPE
mnt-by:         STNGRD-MNT
created:        2019-02-15T07:19:36Z
last-modified:  2023-02-01T09:13:07Z
source:         RIPE # Filtered

person:         Martin Soderberg
address:        Rasundavagen 2
address:        16983 Solna
address:        Sweden
phone:          +4610 4481133
nic-hdl:        MS38275-RIPE
mnt-by:         TNSE-MNT
mnt-by:         SKANSKA-MNT
created:        2015-06-02T10:43:22Z
last-modified:  2019-02-04T14:47:25Z
source:         RIPE # Filtered

% Information related to '144.57.128.0/17AS39052'

route:          144.57.128.0/17
descr:          Skanska AB
descr:          Announced to AS2119 and AS174
origin:         AS39052
mnt-by:         SKANSKA-MNT
created:        2005-12-28T14:07:31Z
last-modified:  2020-08-28T10:05:11Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.112 (BUSA)

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