What is ASN AS131219?

ASN AS131219 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS131219?

AS131219 is listed under Indosat Singapore Pte. Ltd..

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS131219 Indosat Singapore Pte. Ltd.

Indosat Singapore Pte. Ltd. indosatooredoo.com.sg

SG 2 Routes

AS Data

AS131219

AS131219 – Indosat Singapore Pte. Ltd.

AS Number	131219
AS Name	ISPL-AS-AP
Organization	Indosat Singapore Pte. Ltd. (org-ispl4-ap)
Country	SG
Website	indosatooredoo.com.sg
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS131219 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
103.68.94.0/24	AS131219	Indosat Singapore Pte. Ltd.	Indosat Singapore Pte. Ltd.	256
2001:df3:e00::/48	AS131219	Indosat Singapore Pte. Ltd.	Indosat Singapore Pte. Ltd.	~1×10²⁴

Raw Whois Response

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

% Information related to 'AS131072 - AS132095'

as-block:       AS131072 - AS132095
descr:          APNIC 32-bit 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:  2009-09-29T05:34:08Z
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 'AS131219'

% Abuse contact for 'AS131219' is 'tech.operation@indosatooredoo.com.sg'

aut-num:        AS131219
as-name:        ISPL-AS-AP
descr:          Indosat Singapore Pte. Ltd.
country:        SG
org:            ORG-ISPL4-AP
admin-c:        ISPL6-AP
tech-c:         ISPL6-AP
abuse-c:        AI774-AP
mnt-lower:      MAINT-ISPL-SG
mnt-routes:     MAINT-ISPL-SG
mnt-by:         APNIC-HM
mnt-irt:        IRT-ISPL-SG
last-modified:  2021-01-14T22:46:05Z
source:         APNIC

irt:            IRT-ISPL-SG
address:        3 Anson Road,
e-mail:         tech.operation@indosatooredoo.com.sg
abuse-mailbox:  tech.operation@indosatooredoo.com.sg
admin-c:        ISPL6-AP
tech-c:         ISPL6-AP
auth:           # Filtered
remarks:        tech.operation@indosatooredoo.com.sg is invalid
mnt-by:         MAINT-ISPL-SG
last-modified:  2025-11-18T00:30:57Z
source:         APNIC

organisation:   ORG-ISPL4-AP
org-name:       Indosat Singapore Pte. Ltd.
org-type:       LIR
country:        SG
address:        3 Anson Road, # 14-04, Singapore 079909
phone:          +65-62212703
fax-no:         +65-63374838
e-mail:         tech.operation@indosatooredoo.com.sg
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-08-07T12:57:02Z
source:         APNIC

role:           ABUSE ISPLSG
country:        ZZ
address:        3 Anson Road, # 14-04, Singapore 079909, Singapore Singapore 079909
phone:          +000000000
e-mail:         tech.operation@indosatooredoo.com.sg
admin-c:        ISPL6-AP
tech-c:         ISPL6-AP
nic-hdl:        AI774-AP
remarks:        Generated from irt object IRT-ISPL-SG
remarks:        tech.operation@indosatooredoo.com.sg is invalid
abuse-mailbox:  tech.operation@indosatooredoo.com.sg
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-29T13:08:35Z
source:         APNIC

role:           Indosat Singapore Pte Ltd administrator
address:        3 Anson Road, #14-04, Singapore 079909, Singapore 079909
country:        SG
phone:          +65-62212703
fax-no:         +65-62212703
e-mail:         tech.operation@indosatooredoo.com.sg
admin-c:        ISPL6-AP
tech-c:         ISPL6-AP
nic-hdl:        ISPL6-AP
mnt-by:         MAINT-ISPL-SG
last-modified:  2024-08-07T13:58:55Z
source:         APNIC

% Information related to 'AS131072 - AS132095'

as-block:       AS131072 - AS132095
descr:          APNIC 32-bit ASN block
admin-c:        IA55-AP
tech-c:         IH123-AP
mnt-by:         MNT-APJII-ID
mnt-lower:      MNT-APJII-ID
last-modified:  2026-02-25T07:12:54Z
source:         IDNIC

role:           ID-NIC ADMINISTRATORS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
admin-c:        IH288-AP
tech-c:         IH288-AP
nic-hdl:        IA55-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2026-02-25T04:06:45Z
source:         IDNIC

role:           ID-NIC HOSTMASTERS
address:        Indonesian Network Information Center
address:        ID-NIC
address:        Cyber Building 11th Floor
address:        Jakarta 12710
country:        ID
phone:          +62-21-52960634
fax-no:         +62-21-52960635
e-mail:         hostmaster@idnic.net
remarks:        spam and abuse report : abuse@apjii.or.id
remarks:        technical and routing : support@apjii.or.id
remarks:        administrative request : admin@apjii.or.id
remarks:        IDNIC hostmasters role object
admin-c:        IH1-AP
tech-c:         IH1-AP
nic-hdl:        IH123-AP
notify:         hostmaster@idnic.net
mnt-by:         MNT-APJII-ID
last-modified:  2024-07-10T05:48:59Z
source:         IDNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-US2)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS131072 - AS132095",
    "description" : [ "APNIC 32-bit ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2009-09-29",
    "source" : "APNIC"
  }, {
    "as_block" : "AS131072 - AS132095",
    "description" : [ "APNIC 32-bit ASN block" ],
    "admin_contacts" : [ "IA55-AP" ],
    "tech_contacts" : [ "IH123-AP" ],
    "mnt_by" : [ "MNT-APJII-ID" ],
    "mnt_lower" : [ "MNT-APJII-ID" ],
    "date_updated" : "2026-02-25",
    "source" : "IDNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS131219",
    "as_name" : "ISPL-AS-AP",
    "description" : [ "Indosat Singapore Pte. Ltd." ],
    "country" : "SG",
    "organization" : "ORG-ISPL4-AP",
    "admin_contacts" : [ "ISPL6-AP" ],
    "tech_contacts" : [ "ISPL6-AP" ],
    "abuse_contacts" : [ "AI774-AP" ],
    "mnt_irt" : [ "IRT-ISPL-SG" ],
    "mnt_lower" : [ "MAINT-ISPL-SG" ],
    "mnt_routes" : [ "MAINT-ISPL-SG" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2021-01-14",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-ISPL-SG",
    "address" : [ "3 Anson Road," ],
    "street" : "Anson Road",
    "email" : [ "tech.operation@indosatooredoo.com.sg" ],
    "abuse_mailbox" : [ "tech.operation@indosatooredoo.com.sg" ],
    "admin_contacts" : [ "ISPL6-AP" ],
    "tech_contacts" : [ "ISPL6-AP" ],
    "remarks" : [ "tech.operation@indosatooredoo.com.sg is invalid" ],
    "mnt_by" : [ "MAINT-ISPL-SG" ],
    "date_updated" : "2025-11-18",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-ISPL4-AP",
    "name" : "Indosat Singapore Pte. Ltd.",
    "type" : "LIR",
    "address" : [ "3 Anson Road, # 14-04, Singapore 079909" ],
    "street" : "Anson Road # 14-04",
    "city" : "Singapore",
    "zip_code" : "079909",
    "country" : [ "SG" ],
    "email" : [ "tech.operation@indosatooredoo.com.sg" ],
    "phone" : [ "+65-62212703" ],
    "fax_no" : [ "+65-63374838" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2024-08-07",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "ISPL6-AP",
    "name" : "Indosat Singapore Pte Ltd administrator",
    "address" : [ "3 Anson Road, #14-04, Singapore 079909, Singapore 079909" ],
    "street" : "Anson Road #14-04",
    "city" : "Singapore",
    "zip_code" : "079909",
    "country" : "SG",
    "email" : [ "tech.operation@indosatooredoo.com.sg" ],
    "phone" : [ "+65-62212703" ],
    "fax_no" : [ "+65-62212703" ],
    "admin_contacts" : [ "ISPL6-AP" ],
    "tech_contacts" : [ "ISPL6-AP" ],
    "mnt_by" : [ "MAINT-ISPL-SG" ],
    "date_updated" : "2024-08-07",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "ISPL6-AP",
    "name" : "Indosat Singapore Pte Ltd administrator",
    "address" : [ "3 Anson Road, #14-04, Singapore 079909, Singapore 079909" ],
    "street" : "Anson Road #14-04",
    "city" : "Singapore",
    "zip_code" : "079909",
    "country" : "SG",
    "email" : [ "tech.operation@indosatooredoo.com.sg" ],
    "phone" : [ "+65-62212703" ],
    "fax_no" : [ "+65-62212703" ],
    "admin_contacts" : [ "ISPL6-AP" ],
    "tech_contacts" : [ "ISPL6-AP" ],
    "mnt_by" : [ "MAINT-ISPL-SG" ],
    "date_updated" : "2024-08-07",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AI774-AP",
    "name" : "ABUSE ISPLSG",
    "address" : [ "3 Anson Road, # 14-04, Singapore 079909, Singapore Singapore 079909" ],
    "street" : "Anson Road # 14-04",
    "city" : "Singapore",
    "zip_code" : "079909",
    "country" : "ZZ",
    "email" : [ "tech.operation@indosatooredoo.com.sg" ],
    "abuse_mailbox" : [ "tech.operation@indosatooredoo.com.sg" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "ISPL6-AP" ],
    "tech_contacts" : [ "ISPL6-AP" ],
    "remarks" : [ "Generated from irt object IRT-ISPL-SG", "tech.operation@indosatooredoo.com.sg is invalid" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-01-29",
    "source" : "APNIC",
    "addressCountry" : "SINGAPORE"
  } ]
}

Peers

AS Number	Description	Country
AS63956	5G NETWORK OPERATIONS PTY LTD	AU
AS6939	Hurricane Electric LLC	US
AS38880	Micron21 Datacentre Pty Ltd	AU
AS4775	Globe Telecoms	PH
AS14537	Continent 8 LLC	US
AS45352	IP ServerOne Solutions Sdn Bhd	MY
AS24115	Equinix Asia Pacific Pte Ltd	SG
AS4229	Zenlayer Inc	US
AS17557	Pakistan Telecommunication Company Limited	PK
AS199524	G-Core Labs S.A.	LU

Upstreams

AS Number	Description	Country
AS6453	TATA COMMUNICATIONS AMERICA INC	US
AS9304	HGC Global Communications Limited	HK
AS9002	RETN Limited	GB
AS6939	Hurricane Electric LLC	US
AS8298	IPng Networks GmbH	CH
AS7473	Singapore Telecommunications SINGTEL Internet Exchange	SG
AS2914	NTT America, Inc.	US
AS174	Cogent Communications, LLC	US
AS33891	Core Backbone GmbH	DE
AS24115	Equinix Asia Pacific Pte Ltd	SG

Downstreams

AS Number	Description	Country
AS1299	Arelion Sweden AB	SE
AS174	Cogent Communications, LLC	US
AS135531	Global Integrated Communications Pte Ltd	SG
AS138077	PT Abhinawa Sumberdaya Asia	ID
AS149746	PT Blip Integrator Provider	ID