% 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 '2406:da20::/28'

% Abuse contact for '2406:da20::/28' is 'abuse@amazonaws.com'

inet6num:       2406:da20::/28
netname:        AMAZON-EC2-CONTIG
descr:          Amazon EC2 Contiguous Blocks
country:        AU
admin-c:        AARP1-AP
tech-c:         AARP1-AP
abuse-c:        AA1445-AP
status:         ALLOCATED NON-PORTABLE
remarks:        -----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
mnt-by:         MAINT-AMAZON-AS-AP
mnt-irt:        IRT-AMAZON-AS-AP
last-modified:  2022-11-16T18:35:49Z
source:         APNIC

irt:            IRT-AMAZON-AS-AP
address:        Bedok Central Post Office PO Box 482
e-mail:         ipmanagement@amazon.com
abuse-mailbox:  abuse@amazonaws.com
admin-c:        EC527-AP
tech-c:         EC527-AP
auth:           # Filtered
remarks:        abuse@amazonaws.com was validated on 2025-09-03
remarks:        ipmanagement@amazon.com was validated on 2025-09-18
mnt-by:         MAINT-AMAZON-AS-AP
last-modified:  2025-11-18T00:26:30Z
source:         APNIC

role:           ABUSE AMAZONASAP
country:        ZZ
address:        Bedok Central Post Office PO Box 482
phone:          +000000000
e-mail:         ipmanagement@amazon.com
admin-c:        EC527-AP
tech-c:         EC527-AP
nic-hdl:        AA1445-AP
remarks:        Generated from irt object IRT-AMAZON-AS-AP
remarks:        abuse@amazonaws.com was validated on 2025-09-03
remarks:        ipmanagement@amazon.com was validated on 2025-09-18
abuse-mailbox:  abuse@amazonaws.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-18T18:00:07Z
source:         APNIC

role:           AMAZON ASIA-PACIFIC RESOURCES PRIVATE LIMITED - ne
address:        Bedok Central Post Office PO Box 482
country:        SG
phone:          +1 -206-266-2187
e-mail:         aes-noc@amazon.com
admin-c:        AARP1-AP
tech-c:         AARP1-AP
nic-hdl:        AARP1-AP
mnt-by:         MAINT-AMAZON-AP-RESOURCES-SG
last-modified:  2011-04-28T08:05:16Z
source:         APNIC

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