% 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 '91.244.229.0 - 91.244.229.255'

% Abuse contact for '91.244.229.0 - 91.244.229.255' is 'irt@jisc.ac.uk'

inetnum:        91.244.229.0 - 91.244.229.255
netname:        CITY-OF-YORK
country:        GB
org:            ORG-COYC1-RIPE
admin-c:        JP7262-RIPE
admin-c:        MW4863-RIPE
tech-c:         MW4863-RIPE
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         JANET-HOSTMASTER
mnt-routes:     JIPS-NOSC
mnt-domains:    JANET-HOSTMASTER
created:        2012-08-17T08:59:45Z
last-modified:  2019-11-07T16:17:12Z
source:         RIPE
sponsoring-org: ORG-UA23-RIPE

organisation:   ORG-COYC1-RIPE
org-name:       City of York Council
country:        GB
org-type:       OTHER
address:        West Offices
address:        Station Rise
address:        York
address:        YO1 6GA
address:        United Kingdom
phone:          +44 1904 551717
abuse-c:        JCA95-RIPE
mnt-ref:        JANET-HOSTMASTER
mnt-by:         JANET-HOSTMASTER
created:        2012-07-18T08:13:38Z
last-modified:  2022-12-01T16:20:56Z
source:         RIPE # Filtered

person:         John Platts
address:        City of York Council
address:        West Offices
address:        Station Rise
address:        York
address:        YO1 6GA
address:        United Kingdom
phone:          +44 1904 552 922
org:            ORG-COYC1-RIPE
nic-hdl:        JP7262-RIPE
mnt-by:         JANET-HOSTMASTER
created:        2012-07-18T08:50:38Z
last-modified:  2019-11-07T11:54:46Z
source:         RIPE # Filtered

person:         Mike Waldron
address:        City of York Council
address:        West Offices
address:        Station Rise
address:        York
address:        YO1 6GA
address:        United Kingdom
phone:          +44 1904 552 980
org:            ORG-COYC1-RIPE
nic-hdl:        MW4863-RIPE
mnt-by:         JANET-HOSTMASTER
created:        2010-11-20T18:13:54Z
last-modified:  2019-11-07T11:54:46Z
source:         RIPE # Filtered

% Information related to '91.244.229.0/24AS199131'

route:          91.244.229.0/24
descr:          City of York Council - PI
origin:         AS199131
mnt-by:         JANET-HOSTMASTER
created:        2012-09-03T12:32:34Z
last-modified:  2012-09-03T12:32:34Z
source:         RIPE

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

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