121.45.112.0/21

AS7545  ·  TPG Telecom Limited

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Summary

Country Australia
Domain iinet.net.au
ASN AS7545
Parent Range 121.44.0.0/15
Registry APNIC
ID IINET-AU

WHOIS Details

inetnum:        121.44.0.0 - 121.45.255.255
netname:        IINET-AU
descr:          iiNet Limited
descr:          Accounts Payable Department
descr:          Locked Bag 16
country:        AU
org:            ORG-IL1-AP
admin-c:        NO20-AP
tech-c:         NO20-AP
abuse-c:        AI376-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-IINET
mnt-routes:     MAINT-AU-IINET
mnt-irt:        IRT-IINET-AU
last-modified:  2020-06-03T13:04:05Z
source:         APNIC

irt:            IRT-IINET-AU
address:        iiNet Limited
address:        Level 9, 250 St Georges Tce
address:        Perth
address:        WA 6000
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        IH207-AP
tech-c:         IH207-AP
auth:           # Filtered
remarks:        [email protected] 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:         [email protected]
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:         [email protected]
admin-c:        IH207-AP
tech-c:         IH207-AP
nic-hdl:        AI376-AP
remarks:        Generated from irt object IRT-IINET-AU
remarks:        [email protected] was validated on 2025-10-30
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-30T06:56:20Z
source:         APNIC

person:         Network Operations
nic-hdl:        NO20-AP
e-mail:         [email protected]
address:        iiNet Limited
address:        Level 1
address:        502 Hay Street
address:        Subiaco WA 6008
phone:          +61 8 9214 2222
fax-no:         +61 8 9214 2211
country:        AU
mnt-by:         MAINT-AU-IINET
last-modified:  2012-01-16T06:42:06Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 121.45.112.0/21

Range ASN Company Num of IPs
121.44.0.0/15 AS4739 iiNet Limited 131,072
121.44.0.0/15 AS7545 iiNet Limited 131,072

Nearby Ranges

BGP prefixes that overlap with 121.45.0.0/16

Range ASN Company Num of IPs
121.44.0.0/15 AS4739 iiNet Limited 131,072
121.44.0.0/15 AS7545 iiNet Limited 131,072

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

1,157 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
121.45.113.31 AS7545 TPG Telecom Limited 1.96ms from Melbourne, AU
121.45.116.198 AS7545 TPG Telecom Limited 1.65ms from Melbourne, AU
121.45.114.196 AS7545 TPG Telecom Limited 1.52ms from Melbourne, AU
121.45.118.128 AS7545 TPG Telecom Limited 1.84ms from Melbourne, AU
121.45.112.157 AS7545 TPG Telecom Limited 1.64ms from Melbourne, AU
121.45.119.64 AS7545 TPG Telecom Limited 1.60ms from Melbourne, AU
121.45.115.206 AS7545 TPG Telecom Limited 1.92ms from Melbourne, AU
121.45.117.99 AS7545 TPG Telecom Limited 1.81ms from Melbourne, 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
122.155.205.37 AS9335 National Telecom Public Company Limited 0.66ms from Bangkok, TH
142.161.58.133 AS7122 Bell Canada 16.15ms from Chicago, US
176.170.38.85 AS5410 Bouygues Telecom SA 8.07ms from Frankfurt am Main, DE
105.247.62.5 AS36994 Vodacom 1.56ms from Johannesburg, ZA
5.70.28.181 AS5607 Sky UK Limited 2.52ms from London, GB
83.50.59.117 AS3352 TELEFONICA DE ESPANA S.A.U. 8.50ms from Madrid, ES
126.93.105.5 AS17676 SoftBank Corp. 4.58ms from Osaka, JP
129.104.56.5 AS2200 Renater 2.10ms from Paris, FR
20.171.117.21 AS8075 Microsoft Corporation 0.17ms from Phoenix, US
39.76.151.133 AS4837 CHINA UNICOM China169 Backbone 5.92ms from Qingdao, CN
151.14.93.21 AS1267 WIND TRE S.P.A. 3.49ms from Rome, IT
218.79.41.21 AS4812 China Telecom (Group) 2.11ms from Shanghai, CN
116.228.45.165 AS4812 China Telecom (Group) 2.76ms from Shanghai, CN
188.183.83.5 AS3292 TDC Holding A/S 0.98ms from Skanderborg, DK
35.203.174.37 AS396982 Google LLC 0.13ms from The Dalles, US
221.238.72.213 AS17638 ASN for TIANJIN Provincial Net of CT 3.55ms from Tianjin, CN
98.22.85.229 AS7029 Windstream Communications LLC 4.24ms from Atlanta, US
67.184.34.149 AS7922 Comcast Cable Communications, LLC 5.33ms from Chicago, US
98.34.99.213 AS7922 Comcast Cable Communications, LLC 6.70ms from Chicago, US
107.14.122.101 AS7843 Charter Communications Inc 0.10ms from Dallas, US
3.72.237.37 AS16509 Amazon.com, Inc. 0.16ms from Frankfurt am Main, DE
46.142.167.149 AS8881 1&1 Versatel GmbH 10.09ms from Frankfurt am Main, DE
147.46.138.213 AS9488 Seoul National University 1.03ms from Incheon, KR
194.126.209.5 AS28959 Vitol Services Ltd 0.41ms from London, GB
2.7.108.117 AS3215 Orange S.A. 9.00ms from Marseille, FR

Traceroute

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

$
traceroute -a -n -q1 121.45.113.29
traceroute to 121.45.113.29 (121.45.113.29): 64 hops max, 52 byte packets
2 *
3 [AS7545] 27.32.160.235 1.279 ms
4 [AS7545] 121.45.113.29 3.741 ms
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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