203.1.32.0/19

AS7575  ·  Australian Academic and Research Network (AARNet)

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Summary

Country Australia
Domain newcastle.edu.au
ASN AS7575
Registry APNIC
ID NEWCASTLEHAHS-AU

WHOIS Details

inetnum:        203.1.32.0 - 203.1.63.255
netname:        NEWCASTLEHAHS-AU
descr:          The University of Newcastle
descr:          HAHS network
country:        AU
org:            ORG-TUON2-AP
admin-c:        UN2-AP
tech-c:         UN2-AP
abuse-c:        AU180-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-AU-UNINEWCASTLE
mnt-irt:        IRT-UNC-NON-AU
last-modified:  2020-11-25T06:35:46Z
source:         APNIC

irt:            IRT-UNC-NON-AU
address:        Networks Group
address:        CIS
address:        The University of Newcastle
address:        Callaghan
address:        NSW 2308
address:        Australia
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        un2-ap
tech-c:         un2-ap
auth:           # Filtered
remarks:        [email protected] was validated on 2025-11-11
mnt-by:         MAINT-AU-UNINEWCASTLE
last-modified:  2025-11-18T00:30:09Z
source:         APNIC

organisation:   ORG-TUON2-AP
org-name:       The University of Newcastle
org-type:       LIR
country:        AU
address:        University of Newcastle
address:        CT227
phone:          +61 2 49215397
fax-no:         +61 2 49217087
e-mail:         [email protected]
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:00Z
source:         APNIC

role:           ABUSE UNCNONAU
country:        ZZ
address:        Networks Group
address:        CIS
address:        The University of Newcastle
address:        Callaghan
address:        NSW 2308
address:        Australia
phone:          +000000000
e-mail:         [email protected]
admin-c:        un2-ap
tech-c:         un2-ap
nic-hdl:        AU180-AP
remarks:        Generated from irt object IRT-UNC-NON-AU
remarks:        [email protected] was validated on 2025-11-11
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-11T20:51:38Z
source:         APNIC

person:         University Newcastle
nic-hdl:        UN2-AP
e-mail:         [email protected]
address:        Networks Group
address:        CIS
address:        The University of Newcastle
address:        Callaghan
address:        NSW 2308
address:        Australia
phone:          +61 2 49215344
fax-no:         +61 2 49216910
country:        au
mnt-by:         MAINT-AU-UNINEWCASTLE
last-modified:  2008-09-04T07:29:25Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 203.1.0.0/16

Range ASN Company Num of IPs
203.1.224.0/20 AS7575 Gordon Institute of TAFE 4,096
203.1.240.0/21 AS9792 Corinthian Engineering Pty Ltd 2,048
203.1.216.0/22 AS133787 Primary Health Care 1,024
203.1.22.0/23 AS137991 Lifeway Singapore Pte. Ltd. 512
203.1.220.0/23 AS133787 Primary Health Care 512
203.1.10.0/24 AS56270 Rojan USA Incorporated 256
203.1.9.0/24 AS56270 Rojan USA Incorporated 256
203.1.28.0/24 AS7575 National Film and Sound Archive 256
203.1.64.0/24 AS7575 The University of Newcastle 256
203.1.68.0/24 AS9913 Internet Information Group 256
203.1.223.0/24 AS10143 Symbion Pharmacy Services 256
203.1.69.0/24 AS9913 Internet Information Group 256
203.1.16.0/24 AS134096 South East Sydney Local Health District 256
203.1.252.0/24 AS136572 The Office of the Chief Information Officer (OCIO) 256
203.1.22.0/24 AS137991 LWS-BROADBAND 256
203.1.91.0/24 AS154143 PT AZWAR DIGITAL NETWORKS 256
203.1.19.0/24 AS198433 witcom ag 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

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

IP Address ASN Details
203.1.49.253 AS7575 Australian Academic and Research Network (AARNet) 28.76ms from Sydney, AU
203.1.52.251 AS7575 Australian Academic and Research Network (AARNet) 37.33ms from Sydney, AU
203.1.46.253 AS7575 Australian Academic and Research Network (AARNet) 29.75ms from Sydney, AU
203.1.51.253 AS7575 Australian Academic and Research Network (AARNet) 28.27ms from Sydney, AU
203.1.43.2 AS7575 Australian Academic and Research Network (AARNet) 37.79ms from Sydney, AU
203.1.47.253 AS7575 Australian Academic and Research Network (AARNet) 29.38ms from Sydney, AU
203.1.56.38 AS7575 Australian Academic and Research Network (AARNet) 4.62ms from Sydney, AU
203.1.53.5 AS7575 Australian Academic and Research Network (AARNet) 15.08ms from Sydney, AU
203.1.39.10 AS7575 Australian Academic and Research Network (AARNet) 21.87ms from Sydney, AU
203.1.48.253 AS7575 Australian Academic and Research Network (AARNet) 25.12ms from Sydney, 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
76.119.239.211 AS7922 Comcast Cable Communications, LLC 6.55ms from Boston, US
119.48.55.83 AS4837 CHINA UNICOM China169 Backbone 3.64ms from Changchun, CN
9.223.191.227 AS8075 Microsoft Corporation 0.19ms from Gaevle, SE
116.107.114.3 AS7552 Viettel Group 2.57ms from Hanoi, VN
82.195.106.227 AS5413 Wavenet Limited 8.13ms from London, GB
217.32.178.3 AS6871 Plusnet 5.51ms from London, GB
216.18.196.115 AS18450 WebNX, Inc. 0.71ms from Los Angeles, US
39.76.181.99 AS4837 CHINA UNICOM China169 Backbone 4.74ms from Qingdao, CN
195.78.233.19 AS25019 Saudi Telecom Company JSC 0.37ms from Riyadh, SA
45.175.137.3 AS273223 INGENIERÍA EN INFORMÁTICA MADENET SPA 9.40ms from Santiago, CL
211.171.114.179 AS3786 LG DACOM Corporation 1.68ms from Seoul, KR
54.199.145.147 AS16509 Amazon.com, Inc. 0.18ms from Tokyo, JP
221.240.98.131 AS17506 ARTERIA Networks Corporation 1.10ms from Tokyo, JP
197.200.194.179 AS36947 Telecom Algeria 13.67ms from Algiers, DZ
34.238.217.131 AS14618 Amazon.com, Inc. 0.55ms from Ashburn, US
8.140.61.211 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.65ms from Beijing, CN
18.236.125.211 AS16509 Amazon.com, Inc. 0.52ms from Boardman, US
197.48.122.83 AS8452 TE-AS 8.05ms from Cairo, EG
16.64.73.147 AS8987 Amazon Data Services Ireland Ltd 0.80ms from Columbus, US
192.133.222.3 AS109 CISCO SYSTEMS, INC. 1.76ms from Durham, US
31.53.5.211 AS2856 British Telecommunications PLC 1.51ms from London, GB
201.114.27.163 AS8151 UNINET 3.19ms from Mexico City, MX
109.220.172.99 AS3215 Orange S.A. 11.33ms from Paris, FR
32.210.20.3 AS46690 Southern New England Telephone Company and SNET America, Inc. 5.25ms from Secaucus, US
203.3.184.35 AS38438 Department of Communities and Justice (DCJ) 0.85ms from Sydney, AU

Traceroute

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

$
traceroute -a -n -q1 -f2 203.1.53.253
traceroute to 203.1.53.253 (203.1.53.253): 64 hops max, 52 byte packets
2 [AS7578] 103.137.13.4 313.835 ms
3 [AS7578] 206.148.24.2 46.217 ms
4 [] 218.100.52.7 0.33 ms
5 [AS7575] 113.197.15.3 1.918 ms
7 *
8 [AS7575] 203.1.53.253 15.617 ms
Measurement taken from IPinfo ProbeNet in Sydney, 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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