211.31.64.0/19

AS4804  ·  Microplex PTY LTD

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Summary

Country Australia
Domain optus.net.au
ASN AS4804
Parent Range 211.28.0.0/14
Registry APNIC
ID OPTUSINTERNET-AU

WHOIS Details

inetnum:        211.28.0.0 - 211.31.255.255
netname:        OPTUSINTERNET-AU
descr:          OPTUS INTERNET - RETAIL
descr:          INTERNET SERVICES
descr:          Chatswood, Sydney
country:        AU
org:            ORG-OIPL5-AP
admin-c:        OI3-AP
tech-c:         OI3-AP
abuse-c:        AO400-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-AU-OPTUSINTERNET
mnt-routes:     MAINT-AU-OPTUSINTERNET
mnt-irt:        IRT-OPTUSINTERNET-AU
last-modified:  2024-02-05T08:16:29Z
source:         APNIC

irt:            IRT-OPTUSINTERNET-AU
address:        1 Lyonpark Rd.
address:        Macquarie Park, NSW 2113
e-mail:         abuse@optusnet.com.au
abuse-mailbox:  abuse@optusnet.com.au
admin-c:        OI3-AP
tech-c:         OI3-AP
auth:           # Filtered
remarks:        abuse@optusnet.com.au was validated on 2025-06-18
mnt-by:         MAINT-AU-OPTUSINTERNET
last-modified:  2025-09-04T23:51:31Z
source:         APNIC

organisation:   ORG-OIPL5-AP
org-name:       Optus Internet Pty Ltd
org-type:       LIR
country:        AU
address:        Building F, 3rd Floor
address:        1 Lyonpark Road
phone:          +61-2-8087-0020
fax-no:         +61-2-8085-5108
e-mail:         abuse@optusnet.com.au
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:50Z
source:         APNIC

role:           ABUSE OPTUSINTERNETAU
country:        ZZ
address:        1 Lyonpark Rd.
address:        Macquarie Park, NSW 2113
phone:          +000000000
e-mail:         abuse@optusnet.com.au
admin-c:        OI3-AP
tech-c:         OI3-AP
nic-hdl:        AO400-AP
remarks:        Generated from irt object IRT-OPTUSINTERNET-AU
remarks:        abuse@optusnet.com.au was validated on 2025-06-18
abuse-mailbox:  abuse@optusnet.com.au
mnt-by:         APNIC-ABUSE
last-modified:  2025-06-18T01:06:46Z
source:         APNIC

role:           Optus Internet
address:        1 Lyonpark Rd.
address:        Macquarie Park, NSW 2113
country:        AU
phone:          +61-2-8082 7800
fax-no:         +61-2-8082 7100
e-mail:         ipadmin@optus.net.au
admin-c:        OI1-AP
tech-c:         OI1-AP
nic-hdl:        OI3-AP
notify:         ipadmin@optus.net.au
mnt-by:         MAINT-AU-OPTUSINTERNET
remarks:        send spam/abuse reports to abuse@optusnet.com.au
remarks:        please use http://wq.apnic.net/apnic-bin/whois.pl
remarks:        to identify networks before sending reports and
remarks:        always include full headers/logs.
last-modified:  2021-09-07T23:35:56Z
source:         APNIC

route:          211.28.0.0/14
origin:         AS4804
descr:          Optus Internet Pty Ltd Building F, 3rd Floor 1 Lyonpark Road
mnt-by:         MAINT-AU-OPTUSINTERNET
last-modified:  2024-02-05T08:47:53Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 211.31.64.0/19

Range ASN Company Num of IPs
211.28.0.0/14 AS4804 OPTUS INTERNET - RETAIL 262,144

Hosted domains

There are no domains currently hosted on this ASN.

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

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
20.246.134.115 AS8075 Microsoft Corporation 0.56ms from Ashburn, US
203.170.174.83 AS4750 CS LOXINFO PUBLIC COMPANY LIMITED 0.48ms from Bangkok, TH
208.71.143.3 AS40281 QWK.net Hosting, L.L.C. 8.36ms from Boise, US
184.54.15.67 AS10796 Charter Communications Inc 14.81ms from Columbus, US
112.197.163.83 AS45543 SaiGon Tourist cable Televition Company 18.88ms from Ho Chi Minh City, VN
116.48.225.211 AS4760 HKT Limited 9.17ms from Hong Kong, HK
68.206.37.19 AS11427 Charter Communications Inc 7.29ms from Houston, US
117.199.57.67 AS9829 National Internet Backbone 10.25ms from Kolkata, IN
57.133.11.179 AS8220 COLT Technology Services Group Limited 0.70ms from Madrid, ES
72.229.51.243 AS12271 Charter Communications Inc 3.30ms from New York City, US
125.13.182.35 AS9824 JCOM Co., Ltd. 18.90ms from Osaka, JP
76.9.87.83 AS14750 Sierra Tel Internet 12.02ms from San Jose, US
186.231.154.179 AS26615 TIM S/A 4.67ms from Sao Paulo, BR
119.201.74.211 AS4766 Korea Telecom 4.84ms from Seoul, KR
78.62.173.227 AS8764 Telia Lietuva, AB 2.85ms from Siauliai, LT
218.173.77.67 AS3462 Data Communication Business Group 4.96ms from Taichung, TW
141.23.178.243 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 4.13ms from Berlin, DE
20.7.29.99 AS8075 Microsoft Corporation 0.21ms from Boydton, US
152.110.253.35 AS20011 Dimension Data 2.33ms from Cape Town, ZA
222.208.67.3 AS4134 CHINANET-BACKBONE 6.15ms from Chengdu, CN
47.227.135.211 AS33363 Charter Communications, Inc 7.12ms from Chicago, US
138.2.131.179 AS31898 Oracle Corporation 0.30ms from Frankfurt am Main, DE
93.205.135.67 AS3320 Deutsche Telekom AG 6.75ms from Frankfurt am Main, DE
131.189.152.83 AS8075 Microsoft Corporation 0.19ms from Frankfurt am Main, DE
82.146.197.195 AS39440 netplusFR SA 10.69ms from Geneve, CH

Traceroute

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

$
traceroute -a -n -q1 -m10 211.31.84.186
traceroute to 211.31.84.186 (211.31.84.186): 10 hops max, 52 byte packets
1 [AS15169] 142.251.228.106 313.558 ms
2 [AS15169] 192.178.97.214 314.677 ms
3 *
4 *
5 *
6 *
7 [AS4804] 210.49.118.254 485.746 ms
8 *
9 *
10 *
Measurement taken from IPinfo ProbeNet in Tel Aviv, IL
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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