ASN Lookup Tool

Westnet Internet Services iinet.net.au AU AU 5 Routes

AS Data

AS9543

AS9543Westnet Internet Services

AS Number 9543
AS Name WESTNET-AS-AP
Organization Westnet Internet Services(org-il1-ap)
Country AU
Website iinet.net.au
Number of IPv4 Routes 5
Number of IPv6 Routes 0
ASN type ISP
Registry APNIC
Date Allocated N/A

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Use ASN data for AS9543 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
202.72.132.0/24 256
202.72.191.0/24 256
202.72.130.0/24 256
202.72.147.0/24 256
202.72.148.0/24 256

Raw Whois Response

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

% Information related to 'AS9249 - AS10239'

as-block:       AS9249 - AS10239
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:  2022-09-22T22:36:45Z
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 'AS9543'

% Abuse contact for 'AS9543' is 'noc@staff.iinet.net.au'

aut-num:        AS9543
as-name:        WESTNET-AS-AP
descr:          Westnet Internet Services
descr:          Osborne Park
descr:          Western Australia
country:        AU
import:         from AS7606 action pref=10; accept ANY NOT AS1221
import:         from AS1221 action pref=75; accept ANY NOT AS7606
export:         to AS7606 announce AS9543
export:         to AS1221 announce AS9543
default:        to AS7606 action pref=20; networks ANY
default:        to AS1221 action pref=10; networks ANY
org:            ORG-IL1-AP
admin-c:        JB6-AP
tech-c:         IC6-AP
abuse-c:        AI376-AP
mnt-lower:      MAINT-AU-WESTNET
mnt-routes:     MAINT-AU-WESTNET
mnt-by:         APNIC-HM
mnt-irt:        IRT-IINET-AU
last-modified:  2020-06-03T13:04:11Z
source:         APNIC

irt:            IRT-IINET-AU
address:        iiNet Limited
address:        Level 9, 250 St Georges Tce
address:        Perth
address:        WA 6000
e-mail:         noc@staff.iinet.net.au
abuse-mailbox:  noc@staff.iinet.net.au
admin-c:        IH207-AP
tech-c:         IH207-AP
auth:           # Filtered
remarks:        noc@staff.iinet.net.au was validated on 2025-10-30
mnt-by:         MAINT-AU-IH207-AP
last-modified:  2026-01-14T02:44:47Z
source:         APNIC

organisation:   ORG-IL1-AP
org-name:       iiNet Limited
org-type:       LIR
country:        AU
address:        502 Hay St
phone:          +61-8-9214-2222
fax-no:         +61-8-9214-2211
e-mail:         noc@iinet.net.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:51Z
source:         APNIC

role:           ABUSE IINETAU
country:        ZZ
address:        iiNet Limited
address:        Level 9, 250 St Georges Tce
address:        Perth
address:        WA 6000
phone:          +000000000
e-mail:         noc@staff.iinet.net.au
admin-c:        IH207-AP
tech-c:         IH207-AP
nic-hdl:        AI376-AP
remarks:        Generated from irt object IRT-IINET-AU
remarks:        noc@staff.iinet.net.au was validated on 2025-10-30
abuse-mailbox:  noc@staff.iinet.net.au
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-30T06:56:20Z
source:         APNIC

person:         Ian Chaloner
nic-hdl:        IC6-AP
e-mail:         whois@mind-meld.net
remarks:        -----
remarks:        All reports regarding SPAM or security breaches
remarks:        should be addressed to abuse@mind-meld.net
remarks:        ------
address:        31D Wanneroo Road
address:        JOONDANNA WA 6060
address:        Australia
phone:          +61-417-990-370
country:        AU
mnt-by:         MAINT-AU-CHALONER
last-modified:  2012-11-09T06:18:01Z
source:         APNIC

person:         Jason Bailey
nic-hdl:        JB6-AP
e-mail:         jason.bailey@staff.westnet.com.au
address:        Level 7
address:        Central Park
address:        152 St Georges Terrace
address:        Perth, Western Australia 6000
phone:          +61-86-26-36300
country:        AU
mnt-by:         MAINT-AU-WESTNET
last-modified:  2008-09-04T07:29:14Z
source:         APNIC

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

Parsed Whois Response

Peers

AS Number Description Country
AS7606 Internet Association of Australia Inc. AU
AS1221 Telstra Limited AU
AS4802 iiNet Limited AU

Upstreams

AS Number Description Country
AS4802 iiNet Limited AU

Contacts

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Frequently Asked Questions

ASN AS9543 is an Autonomous System Number used to identify a network for BGP internet routing.
AS9543 is listed under Westnet Internet Services.
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.