% APNIC found the following authoritative answer from: whois.apnic.net

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to '43.157.128.0 - 43.157.191.255'

% Abuse contact for '43.157.128.0 - 43.157.191.255' is 'abuse@tencent.com'

inetnum:        43.157.128.0 - 43.157.191.255
netname:        ACEVILLEPTELTD-SG
descr:          6 COLLYER QUAY
country:        BR
admin-c:        APA7-AP
tech-c:         APA7-AP
abuse-c:        AA1875-AP
status:         ALLOCATED NON-PORTABLE
mnt-by:         MAINT-ACE-SG
mnt-irt:        IRT-ACEVILLEPTELTD-SG
last-modified:  2021-12-17T06:46:48Z
source:         APNIC

irt:            IRT-ACEVILLEPTELTD-SG
address:        16 COLLYER QUAY,
e-mail:         qcloud_net_duty@tencent.com
abuse-mailbox:  abuse@tencent.com
admin-c:        APA7-AP
tech-c:         APA7-AP
auth:           # Filtered
remarks:        abuse@tencent.com was validated on 2026-05-15
remarks:        qcloud_net_duty@tencent.com was validated on 2026-08-27
mnt-by:         MAINT-ACEVILLEPTELTD-SG
last-modified:  2026-08-27T11:33:33Z
source:         APNIC

role:           ABUSE ACEVILLEPTELTDSG
country:        ZZ
address:        16 COLLYER QUAY,
phone:          +000000000
e-mail:         qcloud_net_duty@tencent.com
admin-c:        APA7-AP
tech-c:         APA7-AP
nic-hdl:        AA1875-AP
remarks:        Generated from irt object IRT-ACEVILLEPTELTD-SG
remarks:        abuse@tencent.com was validated on 2026-05-15
remarks:        qcloud_net_duty@tencent.com was validated on 2026-08-27
abuse-mailbox:  abuse@tencent.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-27T11:34:01Z
source:         APNIC

role:           ACEVILLE PTELTD administrator
address:        16 COLLYER QUAY, #18-29, INCOME AT RAFFLES, SINGAPORE
country:        SG
phone:          +8613923479936
fax-no:         +8613923479936
e-mail:         qcloud_net_duty@tencent.com
admin-c:        APA7-AP
tech-c:         APA7-AP
nic-hdl:        APA7-AP
mnt-by:         MAINT-ACEVILLEPTELTD-SG
last-modified:  2023-03-17T12:36:41Z
source:         APNIC

% Information related to '43.157.174.0/24AS132203'

route:          43.157.174.0/24
country:        BR
origin:         AS132203
descr:          ACEVILLE PTE.LTD.
                16 COLLYER QUAY
                #18-29
                INCOME AT RAFFLES
mnt-by:         MAINT-ACE-SG
last-modified:  2022-03-16T02:45:33Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)