% 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 'AS16215 - AS16283'

as-block:       AS16215 - AS16283
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:26Z
last-modified:  2018-11-22T15:27:26Z
source:         RIPE

% Information related to 'AS16267'

% Abuse contact for 'AS16267' is 'networkopercenter@chmedia.ch'

aut-num:        AS16267
as-name:        UNSPECIFIED
org:            ORG-AMGE1-RIPE
import:         from AS6830 action pref=100; accept ANY
export:         to AS6830 announce AS16267
default:        to AS6830 action pref=100; networks ANY
import:         from AS47176 action pref=100; accept ANY
export:         to AS47176 announce AS16267
mp-import:      afi ipv6.unicast from AS6830 accept ANY
mp-export:      afi ipv6.unicast to AS6830 announce AS16267
mp-import:      afi ipv6.unicast from AS47176 accept ANY
mp-export:      afi ipv6.unicast to AS47176 announce AS16267
admin-c:        CREW-AZ
tech-c:         CREW-AZ
status:         ASSIGNED
mnt-by:         LIR-CH-AZMGROUP-MNT
mnt-by:         RIPE-NCC-END-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2021-04-16T13:35:07Z
source:         RIPE

organisation:   ORG-AMGE1-RIPE
org-name:       CH Regionalmedien AG
country:        CH
org-type:       LIR
address:        Neumattstrasse 1
address:        5001
address:        Aarau
address:        SWITZERLAND
phone:          +41582004121
fax-no:         +41582004109
admin-c:        MM47538-RIPE
mnt-ref:        LIR-CH-AZMGROUP-MNT
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         LIR-CH-AZMGROUP-MNT
abuse-c:        CREW-AZ
created:        2004-04-17T11:01:49Z
last-modified:  2020-12-16T13:39:24Z
source:         RIPE # Filtered

role:           AZ-NET ADMIN-GRP
address:        CH Media Neumattstrasse 1 CH-5001 Aarau
org:            ORG-AMGE1-RIPE
admin-c:        MM47538-RIPE
tech-c:         MM47538-RIPE
nic-hdl:        CREW-AZ
mnt-by:         LIR-CH-AZMGROUP-MNT
created:        2009-02-26T12:47:12Z
last-modified:  2020-12-15T09:13:41Z
source:         RIPE # Filtered
abuse-mailbox:  networkopercenter@chmedia.ch

% This query was served by the RIPE Database Query Service version 1.113.2 (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