% 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 '2001:620:610::/48'

% Abuse contact for '2001:620:610::/48' is 'abuse@switch.ch'

inet6num:       2001:620:610::/48
netname:        UNIL-IPV6
descr:          University of Lausanne
descr:          Lausanne, Switzerland
country:        CH
org:            ORG-UDL6-RIPE
admin-c:        TeR62-RIPE
tech-c:         TeR62-RIPE
status:         ASSIGNED
mnt-by:         SWITCH-MNT
mnt-irt:        IRT-SWITCH-CERT
created:        2010-02-18T09:37:05Z
last-modified:  2015-07-06T13:53:39Z
source:         RIPE

organisation:   ORG-UDL6-RIPE
org-name:       University of Lausanne
country:        CH
org-type:       Other
address:        Universite de Lausanne
address:        Centre Informatique
address:        1015 Lausanne
address:        Switzerland
abuse-c:        AR31930-RIPE
mnt-ref:        SWITCH-MNT
mnt-by:         SWITCH-MNT
created:        2015-07-02T13:49:23Z
last-modified:  2022-12-01T17:31:45Z
source:         RIPE # Filtered

role:           Telecom et Reseau
address:        Universite de Lausanne
address:        Centre Informatique
address:        1015 Lausanne
address:        Switzerland
admin-c:        VM5175-RIPE
tech-c:         VM5175-RIPE
nic-hdl:        TeR62-RIPE
mnt-by:         SWITCH-MNT
created:        2012-05-07T12:21:21Z
last-modified:  2014-02-21T12:04:53Z
source:         RIPE # Filtered

% Information related to '2001:620::/32AS559'

route6:         2001:620::/32
descr:          SWITCH, The Swiss Education & Research Network
origin:         AS559
mnt-by:         AS559-MNT
created:        2005-01-04T13:28:37Z
last-modified:  2005-01-04T13:28:37Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.111 (DEXTER)

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