ASN Lookup Tool

DCS1 Pte. Ltd. dcs1.biz SG SG 3 Routes

AS Data

AS37989

AS37989DCS1 Pte. Ltd.

AS Number 37989
AS Name DCS1PTELTD-AS-AP
Organization DCS1 Pte. Ltd. (org-dpl42-ap)
Country SG
Website dcs1.biz
Number of IPv4 Routes 2
Number of IPv6 Routes 1
ASN type BUSINESS
Registry APNIC
Date Allocated N/A

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Use ASN data for AS37989 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
203.123.48.0/22 1024
44.32.99.0/24 256
2405:fc00::/32 ~79×10²⁷

Raw Whois Response

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

% Information related to 'AS37888 - AS38911'

as-block:       AS37888 - AS38911
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS37971 - AS38085'

as-block:       AS37971 - AS38085
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS37989'

% Abuse contact for 'AS37989' is 'noc@dcs1.biz'

aut-num:        AS37989
as-name:        DCS1PTELTD-AS-AP
descr:          DCS1 Pte. Ltd.
country:        SG
org:            ORG-DPL42-AP
admin-c:        DPLA27-AP
tech-c:         DPLA27-AP
mnt-routes:     MAINT-DCS1PTELTD-SG
mnt-by:         APNIC-HM
mnt-irt:        IRT-DCS1PTELTD-SG
abuse-c:        AD1423-AP
last-modified:  2025-04-22T13:14:30Z
source:         APNIC

irt:            IRT-DCS1PTELTD-SG
address:        562a Serangoon Rd, Singapore SG 218178
e-mail:         noc@dcs1.biz
abuse-mailbox:  noc@dcs1.biz
admin-c:        DPLA27-AP
tech-c:         DPLA27-AP
auth:           # Filtered
remarks:        noc@dcs1.biz was validated on 2026-04-22
mnt-by:         MAINT-DCS1PTELTD-SG
last-modified:  2026-04-22T13:12:38Z
source:         APNIC

organisation:   ORG-DPL42-AP
org-name:       DCS1 Pte. Ltd.
org-type:       LIR
country:        SG
address:        3 Coleman St
address:        # 03-24
phone:          +6598551208
e-mail:         noc@dcs1.biz
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2026-05-25T13:22:51Z
source:         APNIC

role:           ABUSE DCS1PTELTDSG
country:        ZZ
address:        562a Serangoon Rd, Singapore SG 218178
phone:          +000000000
e-mail:         noc@dcs1.biz
admin-c:        DPLA27-AP
tech-c:         DPLA27-AP
nic-hdl:        AD1423-AP
remarks:        Generated from irt object IRT-DCS1PTELTD-SG
remarks:        noc@dcs1.biz was validated on 2026-04-22
abuse-mailbox:  noc@dcs1.biz
mnt-by:         APNIC-ABUSE
last-modified:  2026-04-22T13:13:01Z
source:         APNIC

role:           DCS1 Pte Ltd administrator
address:        562a Serangoon Rd, Singapore SG 218178
country:        SG
phone:          +6598551208
e-mail:         noc@dcs1.biz
admin-c:        DPLA27-AP
tech-c:         DPLA27-AP
nic-hdl:        DPLA27-AP
mnt-by:         MAINT-DCS1PTELTD-SG
last-modified:  2025-04-18T06:30:17Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-SG1)

Parsed Whois Response

Peers

AS Number Description Country
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AS199524 G-Core Labs S.A. LU
AS9264 Academia Sinica TW
AS141389 GOIP Telecom (Asia Pacific) Pte. Ltd. SG
AS132696 SGIX Services SG
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AS134078 NETPLUZ HOLDINGS PRIVATE LIMITED SG
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AS34655 JWE S.a r.l. LU
AS32590 Valve Corporation US
AS6507 Riot Games, Inc US
AS138915 Kaopu Cloud HK Limited HK
AS63516 Transhybrid Internet Xchange ID
AS55805 MobiCom Corporation MN
AS138699 TIKTOK PTE. LTD. SG
AS396986 Bytedance Inc. US
AS38158 PT. Cyberindo Aditama ID
AS32787 Akamai Technologies, Inc. US
AS4788 TM TECHNOLOGY SERVICES SDN. BHD. MY
AS137991 Lifeway Singapore Pte. Ltd. SG
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AS23856 SPTEL PTE. LTD. SG
AS132816 SimplerCloud Pte Ltd SG
AS4761 INDOSAT Internet Network Provider ID
AS14061 DigitalOcean, LLC US
AS45796 UIH / BB Connect TH
AS9821 Department of Science and Technology PH
AS55518 Singapore Internet Exchange Limited SG
AS4844 SuperInternet ACCESS Pte Ltd SG
AS55850 Mercury NZ Limited NZ
AS133210 EN Technologies Pte Ltd SG
AS151326 DCConnect Communication Pte. Ltd. SG
AS10310 Yahoo Holdings Inc. US
AS18403 FPT Telecom Company VN
AS215859 Hetzner Online GmbH DE
AS11158 NTT America, Inc. US
AS38278 Orient Telecoms Sdn. Bhd MY
AS10024 LGA International SG
AS6619 SamsungSDS Inc. KR
AS7575 Australian Academic and Research Network (AARNet) AU
AS135158 Softnet Limited HK
AS45899 VNPT Corp VN
AS42 WoodyNet, Inc. US
AS150178 EXABYTE LTD BD
AS4800 PT Aplikanusa Lintasarta ID
AS35280 F5 Networks SARL FR
AS58389 PT Sumber Data Indonesia ID
AS132203 Tencent Building, Kejizhongyi Avenue CN
AS18019 NEUTRADC SG
AS132337 Axclusive SG
AS23673 Cogetel Online, Cambodia, ISP KH
AS63927 RISE HK

Upstreams

AS Number Description Country
AS64049 Reliance Jio Infocomm Pte Ltd Singapore SG
AS55518 Singapore Internet Exchange Limited SG
AS6939 Hurricane Electric LLC US
AS56300 MYREPUBLIC LIMITED SG
AS137409 GSL Networks Pty LTD AU

Contacts

Email Contacts

Abuse Contacts

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Frequently Asked Questions

ASN AS37989 is an Autonomous System Number used to identify a network for BGP internet routing.
AS37989 is listed under DCS1 Pte. Ltd..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.