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

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
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% See https://docs.db.ripe.net/terms-conditions.html

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

% Information related to '212.151.200.0 - 212.151.207.255'

% Abuse contact for '212.151.200.0 - 212.151.207.255' is 'abuse@tele2.com'

inetnum:        212.151.200.0 - 212.151.207.255
netname:        SE-TELE2-NET8
descr:          Tele2 / SWIPNET
descr:          Infra-aw
                ####################################
                In case of improper use, please mail
                <abuse@swip.net>
                ####################################
country:        SE
admin-c:        SWIP-RIPE
tech-c:         SWIP-RIPE
status:         ASSIGNED PA
mnt-by:         SWIPNET-LIR-MNT
mnt-lower:      SWIPNET-LIR-MNT
created:        2004-06-11T08:05:49Z
last-modified:  2006-05-03T11:51:00Z
source:         RIPE

role:           Swipnet Staff
address:        Tele2 AB/Swedish IP Network
address:        IP Registry
address:        Torshamnsgatan 17 164 40 Kista SWEDEN
fax-no:         +46 8 5626 42 10
abuse-mailbox:  abuse@tele2.com
remarks:        The database object describes the staff of SWIPNET LIR.
admin-c:        ROSI3-RIPE
admin-c:        TH6544-RIPE
tech-c:         ROSI3-RIPE
tech-c:         TH6544-RIPE
nic-hdl:        SWIP-RIPE
mnt-by:         SWIPNET-LIR-MNT
created:        2002-03-21T14:25:04Z
last-modified:  2022-11-23T10:36:53Z
source:         RIPE # Filtered

% Information related to '212.151.0.0/16AS1257'

route:          212.151.0.0/16
descr:          SWIPNET
descr:          In case of improper use originating from our network,
descr:          please mail customer or abuse@swip.net
origin:         AS1257
mnt-by:         AS1257-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2001-09-22T09:33:32Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.120 (DEXTER)