% 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 '93.88.172.0 - 93.88.175.255'

% Abuse contact for '93.88.172.0 - 93.88.175.255' is 'abuse@spb.avantel.ru'

inetnum:        93.88.172.0 - 93.88.175.255
netname:        Avantel-SPB
descr:          Avantel, St.Petersburg
country:        RU
language:       ru
geoloc:         59.93894095773656 30.314983257311912
geofeed:        https://geoip.51178.ru/geofeed.csv
admin-c:        AVN812-RIPE
tech-c:         AVN812-RIPE
status:         ASSIGNED PA
mnt-by:         RAID-MNT
mnt-by:         mnt-ru-avantelspb-1
mnt-lower:      mnt-ru-avantelspb-1
mnt-routes:     mnt-ru-avantelspb-1
created:        2023-10-13T05:10:24Z
last-modified:  2023-10-16T04:19:09Z
source:         RIPE
abuse-c:        AR28963-RIPE

role:           Avantel St.Petersburg Branch Network Administrators
address:        JSC Avantel
address:        Beloostrovskaya st., n. 6, lit. A
address:        197342
address:        Saint Petersburg
address:        RUSSIAN FEDERATION
admin-c:        AVAN
tech-c:         AVAN
nic-hdl:        AVN812-RIPE
mnt-by:         mnt-ru-avantelspb-1
created:        2015-07-10T09:50:15Z
last-modified:  2023-07-21T09:07:42Z
source:         RIPE # Filtered

% Information related to '93.88.172.0/23AS51178'

route:          93.88.172.0/23
origin:         AS51178
mnt-by:         mnt-ru-avantelspb-1
created:        2023-12-07T14:37:43Z
last-modified:  2023-12-07T14:37:43Z
source:         RIPE

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