125.63.128.0/17

AS7474  ·  SingTel Optus Pty Ltd

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Summary

Country Australia
Domain optus.net.au
ASN AS7474
Registry APNIC
ID OPTUSCOM-AU

WHOIS Details

inetnum:        125.63.128.0 - 125.63.255.255
netname:        OPTUSCOM-AU
descr:          Optus Macquarie Park (OCS)
descr:          Building A, Level 2
descr:          1 Lyonpark Road,
descr:          Macquarie Park
country:        AU
org:            ORG-SOPL2-AP
admin-c:        OA3-AP
tech-c:         OA3-AP
abuse-c:        AO399-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-OPTUSCOM-AP
mnt-routes:     MAINT-OPTUSCOM-AP
mnt-irt:        IRT-OPTUSCOM-AU
last-modified:  2021-01-15T01:44:53Z
source:         APNIC

irt:            IRT-OPTUSCOM-AU
address:        SingTel Optus Pty Ltd
address:        Optus Macquarie Park (OCS)
address:        1 Lyonpark Road
address:        Macquarie Park NSW 2113
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        OA3-AP
tech-c:         OA3-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-06-18
mnt-by:         MAINT-OPTUSCOM-AP
last-modified:  2025-11-18T00:26:33Z
source:         APNIC

organisation:   ORG-SOPL2-AP
org-name:       SingTel Optus Pty Ltd
org-type:       LIR
country:        AU
address:        Optus Macquarie Park (OCS)
address:        1 Lyonpark Road, Macquarie Park
phone:          +61-2-8082-7800
fax-no:         +61-2-8082-7100
e-mail:         [email protected]
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2025-09-25T13:05:45Z
source:         APNIC

role:           ABUSE OPTUSCOMAU
country:        ZZ
address:        SingTel Optus Pty Ltd
address:        Optus Macquarie Park (OCS)
address:        1 Lyonpark Road
address:        Macquarie Park NSW 2113
phone:          +000000000
e-mail:         [email protected]
admin-c:        OA3-AP
tech-c:         OA3-AP
nic-hdl:        AO399-AP
remarks:        Generated from irt object IRT-OPTUSCOM-AU
remarks:        [email protected] was validated on 2025-06-18
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-06-18T01:06:45Z
source:         APNIC

role:           OPTUS IP ADMINISTRATORS
address:        SingTel Optus Pty Ltd
address:        Optus Macquarie Park (OCS)
address:        1 Lyonpark Road
address:        Macquarie Park  NSW 2113
address:        AUSTRALIA
country:        AU
phone:          +61 2 8082 7800
fax-no:         +61 2 8082 7100
e-mail:         [email protected]
remarks:        send spam/abuse reports to [email protected]
remarks:        please use http://www.apnic.net/db/spam.html
remarks:        to identify networks before sending reports and
remarks:        always include full headers/logs.
admin-c:        NC8-AP
admin-c:        IA65-AP
tech-c:         NC8-AP
tech-c:         IA65-AP
tech-c:         OH23-AP
nic-hdl:        OA3-AP
notify:         [email protected]
mnt-by:         MAINT-OPTUSCOM-AP
last-modified:  2011-12-06T00:10:13Z
source:         APNIC

route:          125.63.128.0/17
origin:         AS7474
descr:          Singtel Optus Pty Ltd
mnt-by:         MAINT-OPTUSCOM-AP
last-modified:  2025-01-22T05:28:27Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 125.63.0.0/16

Range ASN Company Num of IPs
125.63.0.0/19 AS38195 SUPERLOOP (AUSTRALIA) PTY LTD 8,192
125.63.32.0/20 AS24278 USEN CORPORATION 4,096
125.63.48.0/20 AS45570 Network Presence 4,096
125.63.49.0/24 AS45570 Network Presence 256
125.63.50.0/24 AS45570 Network Presence 256
125.63.53.0/24 AS45570 Network Presence 256
125.63.54.0/24 AS45570 Network Presence 256
125.63.55.0/24 AS45570 Network Presence 256
125.63.48.0/24 AS45570 Network Presence 256

Hosted domains

There are 54 domain names hosted across 4 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
125.63.174.10 lakeform.com 48
125.63.129.206 monetiseyourwebsite.com 3
125.63.141.238 csair.com.au 2
125.63.140.2 casella.com.au 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

3,881 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
125.63.157.217 AS7474 SingTel Optus Pty Ltd 0.42ms from Sydney, AU
125.63.161.53 AS7474 SingTel Optus Pty Ltd 0.39ms from Sydney, AU
125.63.138.129 AS7474 SingTel Optus Pty Ltd 0.58ms from Sydney, AU
125.63.160.121 AS7474 SingTel Optus Pty Ltd 1.09ms from Sydney, AU
125.63.159.149 AS7474 SingTel Optus Pty Ltd 0.97ms from Brisbane, AU
125.63.154.1 AS7474 SingTel Optus Pty Ltd 0.38ms from Sydney, AU
125.63.146.247 AS7474 SingTel Optus Pty Ltd 1.24ms from Melbourne, AU
125.63.130.125 AS7474 SingTel Optus Pty Ltd 1.04ms from Sydney, AU
125.63.141.169 AS7474 SingTel Optus Pty Ltd 0.39ms from Sydney, AU
125.63.129.73 AS7474 SingTel Optus Pty Ltd 0.42ms from Sydney, AU
125.63.131.225 AS7474 SingTel Optus Pty Ltd 1.15ms from Melbourne, AU
125.63.143.221 AS7474 SingTel Optus Pty Ltd 1.13ms from Melbourne, AU
125.63.142.101 AS7474 SingTel Optus Pty Ltd 1.11ms from Melbourne, AU
125.63.149.113 AS7474 SingTel Optus Pty Ltd 0.49ms from Perth, AU
125.63.152.113 AS7474 SingTel Optus Pty Ltd 1.08ms from Sydney, AU
125.63.144.33 AS7474 SingTel Optus Pty Ltd 0.99ms from Brisbane, AU
125.63.145.217 AS7474 SingTel Optus Pty Ltd 0.38ms from Sydney, AU
125.63.148.34 AS7474 SingTel Optus Pty Ltd 1.33ms from Adelaide, AU
125.63.135.53 AS7474 SingTel Optus Pty Ltd 0.39ms from Sydney, AU
125.63.134.17 AS7474 SingTel Optus Pty Ltd 13.30ms from Melbourne, AU
125.63.133.241 AS7474 SingTel Optus Pty Ltd 0.49ms from Perth, AU
125.63.128.245 AS7474 SingTel Optus Pty Ltd 0.36ms from Sydney, AU
125.63.153.69 AS7474 SingTel Optus Pty Ltd 0.35ms from Sydney, AU
125.63.132.109 AS7474 SingTel Optus Pty Ltd 0.61ms from Adelaide, AU
125.63.162.141 AS7474 SingTel Optus Pty Ltd 0.66ms from Adelaide, AU

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
82.75.65.1 AS33915 Vodafone Libertel B.V. 4.39ms from Amsterdam, NL
20.82.98.193 AS8075 Microsoft Corporation 0.33ms from Amsterdam, NL
85.72.201.145 AS6799 Ote SA (Hellenic Telecommunications Organisation) 1.14ms from Athens, GR
75.136.115.17 AS20115 Charter Communications LLC 6.63ms from Atlanta, US
58.8.81.1 AS17552 True Online 1.82ms from Bangkok, TH
120.0.147.1 AS4837 CHINA UNICOM China169 Backbone 10.16ms from Beijing, CN
35.161.116.1 AS16509 Amazon.com, Inc. 0.18ms from Boardman, US
54.190.203.81 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
2.81.159.1 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 1.38ms from Braga, PT
89.136.228.65 AS12302 Vodafone Romania S.A. 5.72ms from Bucharest, RO
190.193.94.1 AS7303 Telecom Argentina S.A. 1.39ms from Buenos Aires, AR
156.155.233.129 AS37611 AFRIHOST SP (PTY) LTD 1.29ms from Cape Town, ZA
111.60.236.1 AS9808 China Mobile Communications Group Co., Ltd. 17.10ms from Changsha, CN
72.47.93.1 AS19108 Optimum 15.17ms from Chicago, US
75.133.219.1 AS20115 Charter Communications LLC 5.71ms from Chicago, US
98.63.186.1 AS7922 Comcast Cable Communications, LLC 2.13ms from Chicago, US
45.184.39.225 AS269305 George Izui Me 8.68ms from Curitiba, BR
173.219.50.1 AS19108 Optimum 6.06ms from Dallas, US
71.88.133.1 AS20115 Charter Communications LLC 13.63ms from Dallas, US
169.59.224.81 AS36351 IBM Cloud 1.07ms from Dallas, US
12.203.51.97 AS7018 AT&T Enterprises, LLC 1.10ms from Dallas, US
107.0.240.1 AS7922 Comcast Cable Communications, LLC 1.89ms from Denver, US
200.164.126.193 AS7738 V tal 7.77ms from Fortaleza, BR
120.234.243.1 AS56040 China Mobile communications corporation 11.02ms from Guangzhou, CN
171.106.50.1 AS4134 CHINANET-BACKBONE 12.82ms from Guiyang, CN

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 125.63.142.225
traceroute to 125.63.142.225 (125.63.142.225): 64 hops max, 52 byte packets
2 *
3 *
Measurement taken from IPinfo ProbeNet in Melbourne, AU
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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