% 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 'AS47385 - AS50218'

as-block:       AS47385 - AS50218
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:        2024-05-01T14:06:55Z
last-modified:  2024-05-01T14:06:55Z
source:         RIPE

% Information related to 'AS50066'

% Abuse contact for 'AS50066' is 'noc@serioustubes.se'
% Abuse-mailbox validation failed. Please refer to ORG-FH17-RIPE for further information.

aut-num:        AS50066
as-name:        SRSTUBES-AS
remarks:        "We know the internet is not a big truck"
org:            ORG-STN4-RIPE
remarks:        -= IPv4 Transits =-
import:         from AS22219 action pref=80; accept ANY
export:         to AS22219 announce AS-SRSTUBES
import:         from AS43948 action pref=80; accept ANY
export:         to AS43948 announce AS-SRSTUBES
remarks:        -= IPv4 and IPv6 Transits =-
import:         from AS42708 action pref=80; accept ANY
export:         to AS42708 announce AS-SRSTUBES
remarks:        -= IPv6 Transits =-
import:         from AS30071 action pref=80; accept ANY
export:         to AS30071 announce AS-SRSTUBES
remarks:        -= Public Peering STHIX =-
import:         from AS13214 action pref=100; accept AS-DCP
import:         from AS30880 action pref=100; accept AS-SPACEDUMP
import:         from AS6939 action pref=100; accept AS-HURRICANE
import:         from AS31337 action pref=100; accept AS-ELEET
import:         from AS42347 action pref=100; accept AS-EPHONENET
import:         from AS12381 action pref=100; accept AS-RESILANS
import:         from AS33886 action pref=100; accept AS33886
import:         from AS43893 action pref=100; accept AS-MAINLOOP
import:         from AS44581 action pref=100; accept AS-ALLTELE
import:         from AS49801 action pref=100; accept AS-HEADWEB
import:         from AS12552 action pref=100; accept AS-IPO
import:         from AS39287 action pref=100; accept AS-KOLME
import:         from AS21202 action pref=100; accept AS-DCSAS
import:         from AS56563 action pref=100; accept AS56563
export:         to AS13214 announce AS-SRSTUBES
export:         to AS30880 announce AS-SRSTUBES
export:         to AS6939 announce AS-SRSTUBES
export:         to AS31337 announce AS-SRSTUBES
export:         to AS42347 announce AS-SRSTUBES
export:         to AS12381 announce AS-SRSTUBES
export:         to AS33886 announce AS-SRSTUBES
export:         to AS43893 announce AS-SRSTUBES
export:         to AS44581 announce AS-SRSTUBES
export:         to AS49801 announce AS-SRSTUBES
export:         to AS12552 announce AS-SRSTUBES
export:         to AS39287 announce AS-SRSTUBES
export:         to AS21202 announce AS-SRSTUBES
export:         to AS56563 announce AS-SRSTUBES
remarks:        -= Transit customers =-
import:         from AS51040 action pref=120; accept AS-PIRATE
export:         to AS51040 announce ANY
admin-c:        MH7186-RIPE
tech-c:         MH7186-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         MNT-STN
created:        2009-11-06T15:03:00Z
last-modified:  2018-09-04T10:45:53Z
source:         RIPE
sponsoring-org: ORG-FH17-RIPE

organisation:   ORG-STN4-RIPE
org-name:       Serious Tubes Networks
country:        SE
phone:          +4739553973
org-type:       OTHER
address:        Room 1-3, Kwan Chart Tower, 6 Tonnochy Road, Wanchai, Hong Kong
descr:          Serious Tubes Ltd.
descr:          Abuse reports should ONLY be sent to abuse@serioustubes.se
abuse-c:        AC30208-RIPE
mnt-ref:        MNT-STN
mnt-by:         MNT-STN
created:        2009-05-18T13:58:43Z
last-modified:  2022-12-01T17:04:40Z
source:         RIPE # Filtered

person:         Magma Hindenburg
address:        Serious Tubes Ltd, Room 1-3, Kwan Chart Tower, 6 Tonnochy Road, Wanchai, Hong Kong
mnt-by:         MNT-STN
org:            ORG-STN4-RIPE
phone:          +46739553973
nic-hdl:        MH7186-RIPE
created:        2009-07-15T11:15:22Z
last-modified:  2015-12-07T05:19:56Z
source:         RIPE # Filtered

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

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