203.15.65.0/24

AS13335  ·  Cloudflare, Inc.

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Summary

Country Australia
Domain sydney.edu.au
ASN AS13335
Registry APNIC
ID UNISYD-AU

WHOIS Details

inetnum:        203.15.65.0 - 203.15.65.255
netname:        UNISYD-AU
descr:          University of Sydney
country:        AU
org:            ORG-UOS1-AP
admin-c:        UOSN1-AP
tech-c:         UOSN1-AP
abuse-c:        AU217-AP
status:         ASSIGNED 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-routes:     MAINT-AU-UNIVERSITYOFSYDNEY
mnt-irt:        IRT-UNIVERSITYOFSYDNEY-AU
last-modified:  2023-05-03T06:14:18Z
source:         APNIC

irt:            IRT-UNIVERSITYOFSYDNEY-AU
address:        Building G17, 316 Abercrombie Street,
address:        Darlington, NSW 2006
address:        AU
phone:          +61286277898
e-mail:         [email protected]
abuse-mailbox:  [email protected]
abuse-mailbox:  [email protected]
admin-c:        UOSN1-AP
tech-c:         UOSN1-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-09-16
remarks:        [email protected] was validated on 2025-09-21
remarks:        [email protected] was validated on 2026-01-09
irt-nfy:        [email protected]
mnt-by:         MAINT-AU-UNIVERSITYOFSYDNEY
last-modified:  2026-01-09T04:59:20Z
source:         APNIC

organisation:   ORG-UOS1-AP
org-name:       University of Sydney
org-type:       LIR
country:        AU
address:        University of Sydney
phone:          +61-2-8627-7898
fax-no:         +61-2-8627-7899
e-mail:         [email protected]
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:16:01Z
source:         APNIC

role:           ABUSE UNIVERSITYOFSYDNEYAU
country:        ZZ
address:        Building G17, 316 Abercrombie Street,
address:        Darlington, NSW 2006
address:        AU
phone:          +61286277898
e-mail:         [email protected]
admin-c:        UOSN1-AP
tech-c:         UOSN1-AP
nic-hdl:        AU217-AP
remarks:        Generated from irt object IRT-UNIVERSITYOFSYDNEY-AU
remarks:        [email protected] was validated on 2025-09-16
remarks:        [email protected] was validated on 2025-09-21
remarks:        [email protected] was validated on 2026-01-09
abuse-mailbox:  [email protected]
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-09T04:59:40Z
source:         APNIC

role:           University of Sydney - network administrator
address:        Building G17, 316 Abercrombie Street,
address:        Darlington, NSW 2006
country:        AU
phone:          +61286277898
fax-no:         +61286277899
e-mail:         [email protected]
admin-c:        UOSN1-AP
tech-c:         UOSN1-AP
nic-hdl:        UOSN1-AP
mnt-by:         MAINT-AU-UNIVERSITYOFSYDNEY
last-modified:  2012-09-06T01:40:10Z
source:         APNIC

route:          203.15.65.0/24
origin:         AS13335
descr:          University of Sydney University of Sydney
mnt-by:         MAINT-AU-UNIVERSITYOFSYDNEY
last-modified:  2026-01-12T07:11:15Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.15.0.0/16

Range ASN Company Num of IPs
203.15.32.0/19 AS24436 UQConnect 8,192
203.15.0.0/20 AS133774 CHINANET Guangdong province network 4,096
203.15.96.0/21 AS7550 Special Broadcasting Service 2,048
203.15.160.0/21 AS703 Verizon Australia Pty Limited 2,048
203.15.124.0/22 AS9650 CITEC 1,024
203.15.144.0/22 AS18361 Australian Stock Exchange 1,024
203.15.120.0/23 AS137409 GSL Networks Pty Ltd 512
203.15.134.0/23 AS9313 Somerset College Limited 512
203.15.172.0/23 AS9336 St Catherine's School 512
203.15.18.0/23 AS151626 INDIAN CYBERCRIME COORDINATION CENTRE 512
203.15.254.0/24 AS1221 ANDVIV Pty. Ltd. 256
203.15.122.0/24 AS24433 Central Queensland University 256
203.15.244.0/24 AS38170 Albury Local Internet Pty Ltd 256
203.15.155.0/24 AS400371 PUEBLO OF LAGUNA UTILITY AUTHORITY 256
203.15.107.0/24 AS4739 ADS (ANALOG & DIGITAL SYSTEMS) 256
203.15.226.0/24 AS4822 National Library of Australia 256
203.15.70.0/24 AS4826 Infoxchange 256
203.15.111.0/24 AS7545 Matthew Green 256
203.15.109.0/24 AS7575 The Commonwealth of Australia 256
203.15.118.0/24 AS23764 Chinatelecomglobal Office Blocks 256
203.15.68.0/24 AS1221 Telstra Limited 256
203.15.150.0/24 AS134094 SERVERFIELD CO., LTD. 256
203.15.120.0/24 AS137409 GSL Networks Pty LTD 256
203.15.121.0/24 AS137409 GSL Networks Pty LTD 256
203.15.141.0/24 AS139207 Web In A Box 256
203.15.142.0/24 AS139890 Transaction Solutions Limited 256
203.15.64.0/24 AS18165 ResMed Pty Ltd 256
203.15.117.0/24 AS23764 Chinatelecomglobal Office Blocks 256

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
40.118.10.104 AS8075 Microsoft Corporation 0.24ms from Amsterdam, NL
77.183.22.200 AS6805 Telefonica Germany GmbH & Co.OHG 4.45ms from Berlin, DE
72.177.59.24 AS11427 Charter Communications Inc 5.06ms from Dallas, US
98.127.16.216 AS33588 Charter Communications LLC 8.32ms from Denver, US
93.184.136.24 AS43066 Information und Technik Nordrhein-Westfalen 0.87ms from Duesseldorf, DE
91.56.187.8 AS3320 Deutsche Telekom AG 7.93ms from Frankfurt am Main, DE
125.123.84.120 AS4134 CHINANET-BACKBONE 7.25ms from Hangzhou, CN
125.213.130.104 AS38513 PT Aplikanusa Lintasarta 1.04ms from Jakarta, ID
90.210.127.40 AS5607 Sky UK Limited 3.99ms from London, GB
18.65.96.248 AS16509 Amazon.com, Inc. 0.22ms from Osaka, JP
119.229.31.168 AS17511 OPTAGE Inc. 2.88ms from Osaka, JP
58.183.128.168 AS18144 Enecom,Inc. 8.34ms from Osaka, JP
130.93.45.104 AS25540 Alphalink SASU 0.67ms from Paris, FR
112.242.221.72 AS4837 CHINA UNICOM China169 Backbone 7.71ms from Qingdao, CN
88.35.178.216 AS3269 Telecom Italia S.p.A. 3.73ms from Rome, IT
46.177.206.8 AS3329 VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA 5.44ms from Sofia, BG
97.95.229.56 AS20115 Charter Communications LLC 5.17ms from Atlanta, US
118.112.246.56 AS4134 CHINANET-BACKBONE 2.10ms from Chengdu, CN
171.236.172.88 AS7552 Viettel Group 2.02ms from Hanoi, VN
209.59.155.104 AS32244 Liquid Web, L.L.C 0.16ms from Lansing, US
79.79.27.232 AS13285 TalkTalk Communications Limited 3.96ms from London, GB
3.208.161.200 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
126.130.139.72 AS17676 SoftBank Corp. 7.23ms from Tokyo, JP
41.109.254.248 AS36947 Telecom Algeria 11.44ms from Algiers, DZ
101.200.189.152 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.44ms from Beijing, CN

Traceroute

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

$
traceroute -a -n -q1 203.15.65.69
traceroute to 203.15.65.69 (203.15.65.69): 64 hops max, 52 byte packets
2 *
3 [AS13335] 203.15.65.69 0.127 ms
Measurement taken from IPinfo ProbeNet in Wrocław, PL
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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