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

% [whois.apnic.net]
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% Information related to 'PDDT1-AP'

role:           PLDT Datanet DSL Task Force
address:        GF MGO Bldg Ayala cor Makati
address:        Ave Makati City
country:        PH
phone:          +632-885-9176
e-mail:         DataNet-XDSL@pldt.com.ph
e-mail:         himarcelino@pldt.com.ph
e-mail:         egvictoria@pldt.com.ph
e-mail:         RCDELACRUZ@pldt.com.ph
admin-c:        HM80-AP
tech-c:         EV20-AP
nic-hdl:        PDDT1-AP
remarks:        http://www.pldtdsl.com
notify:         DataNet-XDSL@pldt.com.ph
mnt-by:         MAINT-PH-INFOCOM
last-modified:  2008-09-04T07:54:17Z
source:         APNIC

person:         Edwin Victoria
nic-hdl:        EV20-AP
e-mail:         egvictoria@pldt.com.ph
address:        GF MGO Bldg Ayala cor Makati Ave Makati City
phone:          +632-885-9176
country:        PH
mnt-by:         MAINT-PH-EPLDT
last-modified:  2011-10-03T09:38:50Z
source:         APNIC

person:         Henry Marcelino
nic-hdl:        HM80-AP
e-mail:         himarcelino@pldt.com.ph
address:        GF MGO Bldg Ayala cor Makati Ave Makati City
phone:          +632-885-9176
country:        PH
mnt-by:         MAINT-PH-EPLDT
last-modified:  2011-10-03T09:38:50Z
source:         APNIC

% Information related to 'PDDT1-AP'

person:         Pusat Data dan TIK
address:        Jl. Harsono RM No.70
address:        Ragunan, Pasar Minggu
address:        Jakarta Selatan 12550
country:        ID
phone:          +62-21-7805814
e-mail:         pusdatik@bssn.go.id
nic-hdl:        PDDT1-AP
mnt-by:         MAINT-ID-BSSN
last-modified:  2021-06-07T01:57:35Z
source:         IDNIC

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

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