203.221.0.0/16

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Summary

IP address summary information
ASNs	4
Countries	1
BGP Prefixes	149
Routers	198
Pingable IPs	22,950

Australia
100.00%


203.221.0.0/24	Australia100.00%	1	1	0
203.221.1.0/24	Australia100.00%	1	1	0
203.221.2.0/24	Australia100.00%	1	1	0
203.221.3.0/24	Australia100.00%	1	1	98
203.221.4.0/24	Australia100.00%	1	1	0
203.221.5.0/24	Australia100.00%	1	1	0
203.221.6.0/24	Australia100.00%	1	1	0
203.221.7.0/24	Australia100.00%	1	1	0
203.221.8.0/24	Australia100.00%	1	1	0
203.221.9.0/24	Australia100.00%	1	1	0

Sub-ranges

Important routers in 203.221.0.0/16


203.221.3.56	Sydney, Australia	AS9942AAPT Limited
203.221.3.121	Sydney, Australia	AS9942AAPT Limited
203.221.3.29	Sydney, Australia	AS9942AAPT Limited
203.221.3.99	Sydney, Australia	AS9942AAPT Limited
203.221.3.28	Sydney, Australia	AS9942AAPT Limited
203.221.3.98	Sydney, Australia	AS9942AAPT Limited
203.221.3.94	Sydney, Australia	AS9942AAPT Limited
203.221.3.45	Sydney, Australia	AS9942AAPT Limited
203.221.3.21	Sydney, Australia	AS9942AAPT Limited
203.221.3.23	Sydney, Australia	AS9942AAPT Limited

Important routers in 203.221.0.0/16

Pingable IPs

22,950 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


203.221.155.132	AS7545TPG Telecom Limited	1.95ms from Brisbane, AU
203.221.180.172	AS7545TPG Telecom Limited	1.81ms from Brisbane, AU
203.221.4.248	AS7545TPG Telecom Limited	1.88ms from Brisbane, AU
203.221.16.216	AS7545TPG Telecom Limited	1.53ms from Melbourne, AU
203.221.136.150	AS7545TPG Telecom Limited	1.71ms from Melbourne, AU
203.221.112.245	AS7545TPG Telecom Limited	1.65ms from Melbourne, AU
203.221.85.37	AS7545TPG Telecom Limited	1.69ms from Melbourne, AU
203.221.30.243	AS7545TPG Telecom Limited	13.15ms from Melbourne, AU
203.221.168.66	AS7545TPG Telecom Limited	1.26ms from Perth, AU
203.221.76.119	AS7545TPG Telecom Limited	1.16ms from Perth, AU

Other Pingable IPs

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


1.92.85.32	AS55990Huawei Cloud Service data center	3.83ms from Beijing, CN
24.60.89.192	AS7922Comcast Cable Communications, LLC	6.05ms from Boston, US
161.248.248.128	AS153571K P ONLINE	6.03ms from Dhaka, BD
80.7.87.16	AS5089Virgin Media Limited	5.07ms from London, GB
84.201.154.16	AS200350Yandex.Cloud LLC	2.64ms from Moscow, RU
175.207.232.176	AS4766Korea Telecom	10.16ms from Seoul, KR
1.225.255.224	AS9318SK Broadband Co Ltd	4.99ms from Seoul, KR
69.142.134.0	AS7922Comcast Cable Communications, LLC	8.40ms from Ashburn, US
184.16.7.208	AS5650Frontier Communications of America, Inc.	4.14ms from Chicago, US
34.47.10.224	AS396982Google LLC	0.09ms from Montreal, CA

Pingable IPs

Traceroute

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

$ traceroute -a -n -q1 -f4 -m14 203.221.21.13

traceroute to 203.221.21.13 (203.221.21.13): 14 hops max, 52 byte packets

4 [AS174] 154.54.94.237 2.846 ms

5 [AS174] 154.54.163.206 11.03 ms

6 [AS174] 154.54.5.154 26.267 ms

7 [AS174] 154.54.168.253 28.532 ms

8 [AS174] 154.54.95.214 27.355 ms

9 [AS174] 38.32.115.106 196.061 ms

10 [AS7545] 203.29.134.44 188.634 ms

11 [AS7545] 14.202.36.78 195.97 ms

12 *

13 *

14 *

Measurement taken from

IPinfo ProbeNet in Denver, US

On July 12, 2026

Traceroute

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203.221.0.0/16

Summary

Sub-ranges

Important routers in 203.221.0.0/16

Important routers in 203.221.0.0/16

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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Important routers in 203.221.0.0/16

Pingable IPs

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Traceroute

203.221.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 203.221.0.0/16

Important routers in 203.221.0.0/16

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

An API built with users in mind: reliable, accurate, and easy-to-use

Our IP tools

What is my IP?

Map IPs

Summarize IPs

Statistics

Sub-ranges

Important routers in 203.221.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute