ASN AS56113 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS56113?

AS56113 is listed under Challenger Group Services 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.

AS56113 Challenger Group Services Ltd

ASN Lookup Tool

Challenger Group Services Ltd challenger.com.au

AU 2 Routes

AS Data

AS56113

AS56113 – Challenger Group Services Ltd

AS Number	56113
AS Name	CHALLENGER-AS-AP
Organization	Challenger Group Services Ltd (org-cgsl1-ap)
Country	AU
Website	challenger.com.au
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	APNIC
Date Allocated	N/A

ASN Intelligence API for production workflows

Use ASN data for AS56113 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
203.27.87.0/24	AS56113	Challenger Group Services Ltd	Challenger Group Services Ltd	256
103.144.150.0/24	AS56113	Challenger Group Services Ltd	Challenger Group Services Ltd	256

Raw Whois Response

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

% Information related to 'AS55296 - AS56319'

as-block:       AS55296 - AS56319
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:  2009-09-03T01:15:30Z
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 'AS56113'

% Abuse contact for 'AS56113' is 'bsiveyer@challenger.com.au'

aut-num:        AS56113
as-name:        CHALLENGER-AS-AP
descr:          ASN for Challenger
country:        AU
org:            ORG-CGSL1-AP
admin-c:        CGSL1-AP
tech-c:         CGSL1-AP
abuse-c:        AC2275-AP
notify:         dci@challenger.com.au
mnt-lower:      MAINT-AU-CHALLENGER
mnt-routes:     MAINT-AU-CHALLENGER
mnt-by:         APNIC-HM
mnt-irt:        IRT-CHALLENGER-AU
last-modified:  2021-01-07T01:25:03Z
source:         APNIC

irt:            IRT-CHALLENGER-AU
address:        Level 2, 5 Martin Place, Sydney, NSW 2000
e-mail:         bsiveyer@challenger.com.au
abuse-mailbox:  bsiveyer@challenger.com.au
admin-c:        CGSL1-AP
tech-c:         CGSL1-AP
auth:           # Filtered
remarks:        bsiveyer@challenger.com.au
remarks:        bsiveyer@challenger.com.au was validated on 2026-03-20
mnt-by:         MAINT-CHALLENGER-AU
last-modified:  2026-03-20T05:49:56Z
source:         APNIC

organisation:   ORG-CGSL1-AP
org-name:       Challenger Group Services Ltd
org-type:       LIR
country:        AU
address:        5 Martin Place
address:        Sydney
phone:          +61299947000
e-mail:         dci@challenger.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2026-03-20T13:03:24Z
source:         APNIC

role:           ABUSE CHALLENGERAU
country:        ZZ
address:        Level 2, 5 Martin Place, Sydney, NSW 2000
phone:          +000000000
e-mail:         bsiveyer@challenger.com.au
admin-c:        CGSL1-AP
tech-c:         CGSL1-AP
nic-hdl:        AC2275-AP
remarks:        Generated from irt object IRT-CHALLENGER-AU
remarks:        bsiveyer@challenger.com.au was validated on 2026-03-20
abuse-mailbox:  bsiveyer@challenger.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-20T05:50:33Z
source:         APNIC

role:           Challenger Group Services Ltd - Network Engineerin
address:        Level 15, 255 Pitt St, Sydney, NSW 2000
country:        AU
phone:          +61-2-99947000
e-mail:         comms@challenger.com.au
admin-c:        CGSL1-AP
tech-c:         CGSL1-AP
nic-hdl:        CGSL1-AP
mnt-by:         MAINT-CHALLENGER-AU
last-modified:  2009-05-19T00:06:19Z
source:         APNIC

% 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" : "AS55296 - AS56319",
    "description" : [ "APNIC 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" : "2009-09-03",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS56113",
    "as_name" : "CHALLENGER-AS-AP",
    "description" : [ "ASN for Challenger" ],
    "country" : "AU",
    "organization" : "ORG-CGSL1-AP",
    "admin_contacts" : [ "CGSL1-AP" ],
    "tech_contacts" : [ "CGSL1-AP" ],
    "abuse_contacts" : [ "AC2275-AP" ],
    "notify" : [ "dci@challenger.com.au" ],
    "mnt_irt" : [ "IRT-CHALLENGER-AU" ],
    "mnt_lower" : [ "MAINT-AU-CHALLENGER" ],
    "mnt_routes" : [ "MAINT-AU-CHALLENGER" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2021-01-07",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-CHALLENGER-AU",
    "address" : [ "Level 2, 5 Martin Place, Sydney, NSW 2000" ],
    "street" : "Martin Place",
    "state" : "NSW",
    "zip_code" : "2000",
    "email" : [ "bsiveyer@challenger.com.au" ],
    "abuse_mailbox" : [ "bsiveyer@challenger.com.au" ],
    "admin_contacts" : [ "CGSL1-AP" ],
    "tech_contacts" : [ "CGSL1-AP" ],
    "remarks" : [ "bsiveyer@challenger.com.au", "bsiveyer@challenger.com.au was validated on 2026-03-20" ],
    "mnt_by" : [ "MAINT-CHALLENGER-AU" ],
    "date_updated" : "2026-03-20",
    "source" : "APNIC"
  },
  "organization" : {
    "handle" : "ORG-CGSL1-AP",
    "name" : "Challenger Group Services Ltd",
    "type" : "LIR",
    "address" : [ "5 Martin Place", "Sydney" ],
    "street" : "Martin Place",
    "city" : "Sydney",
    "country" : [ "AU" ],
    "email" : [ "dci@challenger.com.au" ],
    "phone" : [ "+61299947000" ],
    "mnt_ref" : [ "APNIC-HM" ],
    "mnt_by" : [ "APNIC-HM" ],
    "date_updated" : "2026-03-20",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "CGSL1-AP",
    "name" : "Challenger Group Services Ltd - Network Engineerin",
    "address" : [ "Level 15, 255 Pitt St, Sydney, NSW 2000" ],
    "street" : "Pitt St",
    "state" : "NSW",
    "zip_code" : "2000",
    "country" : "AU",
    "email" : [ "comms@challenger.com.au" ],
    "phone" : [ "+61-2-99947000" ],
    "admin_contacts" : [ "CGSL1-AP" ],
    "tech_contacts" : [ "CGSL1-AP" ],
    "mnt_by" : [ "MAINT-CHALLENGER-AU" ],
    "date_updated" : "2009-05-19",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "CGSL1-AP",
    "name" : "Challenger Group Services Ltd - Network Engineerin",
    "address" : [ "Level 15, 255 Pitt St, Sydney, NSW 2000" ],
    "street" : "Pitt St",
    "state" : "NSW",
    "zip_code" : "2000",
    "country" : "AU",
    "email" : [ "comms@challenger.com.au" ],
    "phone" : [ "+61-2-99947000" ],
    "admin_contacts" : [ "CGSL1-AP" ],
    "tech_contacts" : [ "CGSL1-AP" ],
    "mnt_by" : [ "MAINT-CHALLENGER-AU" ],
    "date_updated" : "2009-05-19",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AC2275-AP",
    "name" : "ABUSE CHALLENGERAU",
    "address" : [ "Level 2, 5 Martin Place, Sydney, NSW 2000" ],
    "street" : "Martin Place",
    "state" : "NSW",
    "zip_code" : "2000",
    "country" : "ZZ",
    "email" : [ "bsiveyer@challenger.com.au" ],
    "abuse_mailbox" : [ "bsiveyer@challenger.com.au" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "CGSL1-AP" ],
    "tech_contacts" : [ "CGSL1-AP" ],
    "remarks" : [ "Generated from irt object IRT-CHALLENGER-AU", "bsiveyer@challenger.com.au was validated on 2026-03-20" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2026-03-20",
    "source" : "APNIC"
  } ]
}

Peers

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Upstreams

AS Number	Description	Country
AS32787	Akamai Technologies, Inc.	US

Contacts

Email Contacts

bsiveyer@challenger.com.au comms@challenger.com.au

Abuse Contacts

bsiveyer@challenger.com.au