% 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 '2001:4455:400::/40'

% Abuse contact for '2001:4455:400::/40' is 'abuse@pldt.net'

inet6num:       2001:4455:400::/40
netname:        ADSL_RESIDENTIAL
descr:          CDO_HOME Customer
descr:          This space has been assigned as DYNAMIC
country:        PH
admin-c:        NOC36-AP
tech-c:         NOC36-AP
abuse-c:        AP713-AP
status:         ASSIGNED NON-PORTABLE
remarks:        assigned 20171201
mnt-by:         PHIX-NOC-AP
mnt-irt:        IRT-PLDT-PH
last-modified:  2024-02-22T02:58:26Z
source:         APNIC

irt:            IRT-PLDT-PH
address:        Philippine Long Distance Telephone Company
address:        6/F Innolab Building
address:        Boni Avenue, Mandaluyong City
address:        Philippines
e-mail:         abuse@pldt.net
abuse-mailbox:  abuse@pldt.net
admin-c:        NA185-AP
tech-c:         NA185-AP
auth:           # Filtered
remarks:        abuse@pldt.net was validated on 2024-06-07
mnt-by:         PHIX-NOC-AP
last-modified:  2024-06-07T01:55:28Z
source:         APNIC

role:           ABUSE PLDTPH
address:        Philippine Long Distance Telephone Company
address:        6/F Innolab Building
address:        Boni Avenue, Mandaluyong City
address:        Philippines
country:        ZZ
phone:          +000000000
e-mail:         abuse@pldt.net
admin-c:        NA185-AP
tech-c:         NA185-AP
nic-hdl:        AP713-AP
remarks:        Generated from irt object IRT-PLDT-PH
remarks:        abuse@pldt.net was validated on 2024-06-07
abuse-mailbox:  abuse@pldt.net
mnt-by:         APNIC-ABUSE
last-modified:  2024-06-07T01:55:52Z
source:         APNIC

person:         PLDT APNIC NOC
nic-hdl:        NOC36-AP
e-mail:         Noc_pldt@pldt.com.ph
address:        NFCSM-PLDT, 6/F Innolab Bldg, Boni Ave, Mandaluyong City, MM, Philippnes  1550
phone:          +632-584-0201
country:        PH
mnt-by:         PHIX-NOC-AP
last-modified:  2017-02-01T02:28:01Z
source:         APNIC

% Information related to '2001:4455::/32AS9299'

route6:         2001:4455::/32
origin:         AS9299
descr:          Philippine Long Distance Telephone Co.
                14/F Ramon Cojuangco Building
                Makati Avenue
mnt-by:         PHIX-NOC-AP
last-modified:  2019-10-01T04:06:08Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU2)

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