203.133.0.0/16

Access unlimited lookups, API and downloads, data enrichment, and Probenet Live.

Summary

IP address summary information
ASNs	8
Countries	5
BGP Prefixes	23
Routers	141
Pingable IPs	5,428

Taiwan
49.04%
South Korea
35.12%
Japan
12.42%
Australia
1.71%
Other
1.71%


203.133.0.0/24	Taiwan100.00%	1	1	0
203.133.1.0/24	Taiwan100.00%	1	1	0
203.133.2.0/24	Taiwan100.00%	1	1	0
203.133.3.0/24	Taiwan100.00%	1	1	0
203.133.4.0/24	Taiwan100.00%	1	1	0
203.133.5.0/24	Taiwan100.00%	1	1	1
203.133.6.0/24	Taiwan100.00%	1	1	0
203.133.7.0/24	Taiwan100.00%	1	1	0
203.133.8.0/24	Taiwan100.00%	1	1	0
203.133.9.0/24	Taiwan100.00%	1	1	0

Sub-ranges

Important routers in 203.133.0.0/16


203.133.156.42	Kameyama, Japan	AS9351ZTV CO.,LTD
203.133.156.38	Kameyama, Japan	AS9351ZTV CO.,LTD
203.133.234.5	Osaka, Japan	AS7524ITEC HANKYU HANSHIN CO.,LTD.
203.133.153.166	Tsu, Japan	AS9351ZTV CO.,LTD
203.133.153.174	Tsu, Japan	AS9351ZTV CO.,LTD
203.133.92.142	Taipei, Taiwan	AS9416KBT
203.133.238.2	Osaka, Japan	AS7524ITEC HANKYU HANSHIN CO.,LTD.
203.133.26.234	Taipei, Taiwan	AS9416KBT
203.133.92.130	Taipei, Taiwan	AS9416KBT
203.133.26.41	Taipei, Taiwan	AS9416KBT

Important routers in 203.133.0.0/16

Pingable IPs

5,428 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


203.133.134.119	AS9351ZTV CO.,LTD	2.60ms from Osaka, JP
203.133.137.140	AS9351ZTV CO.,LTD	2.61ms from Osaka, JP
203.133.72.206	AS9416KBT	4.12ms from Taipei, TW
203.133.92.109	AS9416KBT	0.39ms from Taipei, TW
203.133.140.1	AS9351ZTV CO.,LTD	4.06ms from Osaka, JP
203.133.141.1	AS9351ZTV CO.,LTD	4.91ms from Osaka, JP
203.133.128.1	AS9351ZTV CO.,LTD	3.12ms from Osaka, JP
203.133.148.53	AS9351ZTV CO.,LTD	2.67ms from Osaka, JP
203.133.130.217	AS9351ZTV CO.,LTD	2.55ms from Osaka, JP
203.133.4.94	AS9416KBT	0.43ms from Taipei, TW

Other Pingable IPs

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


181.126.107.128	AS23201Telecel S.A.	9.59ms from Asuncion, PY
112.126.60.64	AS37963Hangzhou Alibaba Advertising Co.,Ltd.	1.91ms from Beijing, CN
75.67.152.128	AS7922Comcast Cable Communications, LLC	7.50ms from Boston, US
139.215.30.208	AS4837CHINA UNICOM China169 Backbone	5.82ms from Changchun, CN
51.170.46.240	AS31898Oracle Corporation	0.17ms from Madrid, ES
113.59.191.224	AS9981Saero Network Service LTD	6.10ms from Seoul, KR
84.189.112.32	AS3320Deutsche Telekom AG	6.08ms from Berlin, DE
135.232.88.112	AS8075Microsoft Corporation	0.27ms from Boydton, US
208.126.127.176	AS5056Aureon Network Services	2.65ms from Des Moines, US
116.31.165.240	AS140308CHINATELECOM Guangdong province Zhuhai 5G network	7.48ms from Guangzhou, CN

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 -m7 203.133.0.199

traceroute to 203.133.0.199 (203.133.0.199): 7 hops max, 52 byte packets

1 [AS15169] 72.14.235.202 35.285 ms

2 *

3 [AS9416] 203.187.22.90 39.94 ms

4 [AS9416] 203.187.3.117 39.089 ms

5 *

6 *

7 *

Measurement taken from

IPinfo ProbeNet in Osaka, JP

On August 15, 2026

Traceroute

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

Discover why industry-leading companies around the globe love our data. IPinfo's accurate insights fuel use cases from cybersecurity, data enrichment, web personalization, and much more.

203.133.0.0/16

Summary

Sub-ranges

Important routers in 203.133.0.0/16

Important routers in 203.133.0.0/16

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

Important routers in 203.133.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute

203.133.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 203.133.0.0/16

Important routers in 203.133.0.0/16

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 203.133.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute