ASN AS24056 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS24056?

AS24056 is listed under Singapore Telecommunications 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.

AS24056 Singapore Telecommunications Ltd

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Legacy Routes

Singapore Telecommunications Ltd singtel.com

JP 0 Routes

AS Data

AS24056

AS24056 – Singapore Telecommunications Ltd

AS Number	24056
AS Name	SINGTEL-EXPAN-JP
Organization	Singapore Telecommunications Ltd(org-stl16-ap)
Country	JP
Website	singtel.com
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	APNIC
Date Allocated	N/A

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Raw Whois Response

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

% Information related to 'AS23552 - AS24575'

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
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 'AS23955 - AS24084'

as-block:       AS23955 - AS24084
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 'AS24056'

% Abuse contact for 'AS24056' is 'leonkoh@singtel.com'

aut-num:        AS24056
as-name:        SINGTEL-EXPAN-JP
descr:          Internet Data Centre
country:        JP
import:         from AS17977 action pref=100; accept ANY
import:         from AS9911 action pref=200; accept ANY
export:         to AS17977 announce AS24056
export:         to AS9911 announce AS24056
org:            ORG-STL16-AP
admin-c:        MN130-AP
tech-c:         MN130-AP
abuse-c:        AS2995-AP
notify:         maxneo@singtel.com
mnt-lower:      MAINT-SG-EXPAN
mnt-routes:     MAINT-SG-EXPAN
mnt-by:         APNIC-HM
mnt-irt:        IRT-SINGTEL-EXPAN-SIN-SG
last-modified:  2021-01-14T06:16:16Z
source:         APNIC

irt:            IRT-SINGTEL-EXPAN-SIN-SG
address:        31 Exeter Road, Comcentre
address:        Singapore 239732
e-mail:         leonkoh@singtel.com
abuse-mailbox:  leonkoh@singtel.com
admin-c:        KELL1-AP
admin-c:        TYM27-AP
tech-c:         KELL1-AP
tech-c:         TYM27-AP
auth:           # Filtered
remarks:        leonkoh@singtel.com was validated on 2025-09-18
mnt-by:         MAINT-SG-EXPAN
last-modified:  2025-12-16T07:20:09Z
source:         APNIC

organisation:   ORG-STL16-AP
org-name:       Singapore Telecommunications Ltd
org-type:       LIR
country:        SG
address:        Singtel Serangoon Hub
address:        1 Serangoon North Ave 5
phone:          +65--6838-3542
fax-no:         +65-6738-6847
e-mail:         leonkoh@singtel.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-08-20T13:05:13Z
source:         APNIC

role:           ABUSE SINGTELEXPANSINSG
country:        ZZ
address:        31 Exeter Road, Comcentre
address:        Singapore 239732
phone:          +000000000
e-mail:         leonkoh@singtel.com
admin-c:        KELL1-AP
admin-c:        TYM27-AP
tech-c:         KELL1-AP
tech-c:         TYM27-AP
nic-hdl:        AS2995-AP
remarks:        Generated from irt object IRT-SINGTEL-EXPAN-SIN-SG
remarks:        leonkoh@singtel.com was validated on 2025-09-18
abuse-mailbox:  leonkoh@singtel.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-18T07:19:55Z
source:         APNIC

person:         Max Neo
nic-hdl:        MN130-AP
e-mail:         maxneo@singtel.com
address:        31 Exeter Road, Comcentre #19-00
address:        Singapore 239732
phone:          +65 68383 3523
fax-no:         +65 6235 8241
country:        SG
mnt-by:         MAINT-NEW
last-modified:  2008-09-04T07:29:22Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-UK2)



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       24005 - 24575
ASName:         APNIC-ASBLOCK-24005
ASHandle:       AS24005
RegDate:        2002-09-12
Updated:        2022-09-13
Comment:        These AS numbers are not registered in the ARIN database.
Comment:        For details, refer to the APNIC Whois Database via
Comment:        WHOIS.APNIC.NET or http://wq.apnic.net/apnic-bin/whois.pl    
Ref:            https://rdap.arin.net/registry/autnum/24005

ResourceLink:  https://apps.db.ripe.net/db-web-ui/query
ResourceLink:  whois.apnic.net


OrgName:        Asia Pacific Network Information Centre
OrgId:          APNIC
Address:        PO Box 3646
City:           South Brisbane
StateProv:      QLD
PostalCode:     4101
Country:        AU
RegDate:        
Updated:        2012-01-24
Ref:            https://rdap.arin.net/registry/entity/APNIC

ReferralServer:  whois://whois.apnic.net
ResourceLink:  http://wq.apnic.net/whois-search/static/search.html

OrgAbuseHandle: AWC12-ARIN
OrgAbuseName:   APNIC Whois Contact
OrgAbusePhone:  +61 7 3858 3188 
OrgAbuseEmail:  search-apnic-not-arin@apnic.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN

OrgTechHandle: AWC12-ARIN
OrgTechName:   APNIC Whois Contact
OrgTechPhone:  +61 7 3858 3188 
OrgTechEmail:  search-apnic-not-arin@apnic.net
OrgTechRef:    https://rdap.arin.net/registry/entity/AWC12-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

No match!!

Reference: WHOIS servers of RIRs
  APNIC WHOIS(whois.apnic.net)
  ARIN WHOIS(whois.arin.net)
  RIPE WHOIS(apps.db.ripe.net)
  LACNIC WHOIS(whois.lacnic.net)
  AfriNIC WHOIS(whois.afrinic.net)
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS23552 - AS24575'

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
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 'AS23955 - AS24084'

as-block:       AS23955 - AS24084
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 'AS24056'

% Abuse contact for 'AS24056' is 'leonkoh@singtel.com'

aut-num:        AS24056
as-name:        SINGTEL-EXPAN-JP
descr:          Internet Data Centre
country:        JP
import:         from AS17977 action pref=100; accept ANY
import:         from AS9911 action pref=200; accept ANY
export:         to AS17977 announce AS24056
export:         to AS9911 announce AS24056
org:            ORG-STL16-AP
admin-c:        MN130-AP
tech-c:         MN130-AP
abuse-c:        AS2995-AP
notify:         maxneo@singtel.com
mnt-lower:      MAINT-SG-EXPAN
mnt-routes:     MAINT-SG-EXPAN
mnt-by:         APNIC-HM
mnt-irt:        IRT-SINGTEL-EXPAN-SIN-SG
last-modified:  2021-01-14T06:16:16Z
source:         APNIC

irt:            IRT-SINGTEL-EXPAN-SIN-SG
address:        31 Exeter Road, Comcentre
address:        Singapore 239732
e-mail:         leonkoh@singtel.com
abuse-mailbox:  leonkoh@singtel.com
admin-c:        KELL1-AP
admin-c:        TYM27-AP
tech-c:         KELL1-AP
tech-c:         TYM27-AP
auth:           # Filtered
remarks:        leonkoh@singtel.com was validated on 2025-09-18
mnt-by:         MAINT-SG-EXPAN
last-modified:  2025-12-16T07:20:09Z
source:         APNIC

organisation:   ORG-STL16-AP
org-name:       Singapore Telecommunications Ltd
org-type:       LIR
country:        SG
address:        Singtel Serangoon Hub
address:        1 Serangoon North Ave 5
phone:          +65--6838-3542
fax-no:         +65-6738-6847
e-mail:         leonkoh@singtel.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-08-20T13:05:13Z
source:         APNIC

role:           ABUSE SINGTELEXPANSINSG
country:        ZZ
address:        31 Exeter Road, Comcentre
address:        Singapore 239732
phone:          +000000000
e-mail:         leonkoh@singtel.com
admin-c:        KELL1-AP
admin-c:        TYM27-AP
tech-c:         KELL1-AP
tech-c:         TYM27-AP
nic-hdl:        AS2995-AP
remarks:        Generated from irt object IRT-SINGTEL-EXPAN-SIN-SG
remarks:        leonkoh@singtel.com was validated on 2025-09-18
abuse-mailbox:  leonkoh@singtel.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-09-18T07:19:55Z
source:         APNIC

person:         Max Neo
nic-hdl:        MN130-AP
e-mail:         maxneo@singtel.com
address:        31 Exeter Road, Comcentre #19-00
address:        Singapore 239732
phone:          +65 68383 3523
fax-no:         +65 6235 8241
country:        SG
mnt-by:         MAINT-NEW
last-modified:  2008-09-04T07:29:22Z
source:         APNIC

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