121.237.0.0/16

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Summary

IP address summary information
ASNs	5
Countries	1
BGP Prefixes	11
Routers	13
Pingable IPs	8,844

China
100.00%


121.237.0.0/24	China100.00%	1	1	0
121.237.1.0/24	China100.00%	1	1	0
121.237.2.0/24	China100.00%	1	1	8
121.237.3.0/24	China100.00%	1	1	0
121.237.4.0/24	China100.00%	1	1	0
121.237.5.0/24	China100.00%	1	1	0
121.237.6.0/24	China100.00%	1	1	0
121.237.7.0/24	China100.00%	1	1	0
121.237.8.0/24	China100.00%	1	1	0
121.237.9.0/24	China100.00%	1	1	0

Sub-ranges

Important routers in 121.237.0.0/16


121.237.2.42	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.50	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.46	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.62	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.34	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.38	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.58	Nanjing, China	AS4134CHINANET BACKBONE
121.237.2.54	Nanjing, China	AS4134CHINANET BACKBONE
121.237.32.10	Nanjing, China	AS137702Nanjing, Jiangsu Province, P.R.China.
121.237.32.13	Nanjing, China	AS137702Nanjing, Jiangsu Province, P.R.China.

Important routers in 121.237.0.0/16

Pingable IPs

8,844 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.


121.237.42.65	AS4134CHINANET BACKBONE	1.58ms from Nanjing, CN
121.237.48.221	AS4134CHINANET BACKBONE	1.26ms from Nanjing, CN
121.237.57.151	AS4134CHINANET BACKBONE	1.73ms from Nanjing, CN
121.237.109.40	AS4134CHINANET BACKBONE	1.05ms from Nanjing, CN
121.237.45.1	AS4134CHINANET BACKBONE	1.53ms from Nanjing, CN
121.237.108.53	AS4134CHINANET BACKBONE	1.04ms from Nanjing, CN
121.237.93.1	AS4134CHINANET BACKBONE	1.39ms from Nanjing, CN
121.237.146.129	AS4134CHINANET BACKBONE	1.39ms from Nanjing, CN
121.237.12.223	AS4134CHINANET BACKBONE	1.38ms from Nanjing, CN
121.237.50.209	AS4134CHINANET BACKBONE	1.24ms from Nanjing, CN

Other Pingable IPs

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


102.142.246.64	AS36924GVA Cote d'Ivoire SAS	15.30ms from Accra, GH
85.66.103.80	AS20845DIGI Tavkozlesi es Szolgaltato Kft.	1.06ms from Budapest, HU
95.145.105.64	AS2856British Telecommunications Limited	8.03ms from Erith, GB
201.54.179.0	AS271055C & K TELECOMUNICACOES LTDA	7.39ms from Fortaleza, BR
162.217.175.80	AS46261QuickPacket, LLC	0.64ms from Los Angeles, US
106.4.109.240	AS4134CHINANET BACKBONE	4.38ms from Nanchang, CN
104.246.11.48	AS6128Cablevision Systems Corp.	7.53ms from New York City, US
54.20.18.192	AS16509Amazon.com, Inc.	0.15ms from Osasco, BR
32.193.100.224	AS14618Amazon.com, Inc.	0.22ms from Reston, US
218.146.132.48	AS4766Korea Telecom	6.92ms from Seoul, KR

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 -f6 -m12 121.237.140.165

traceroute to 121.237.140.165 (121.237.140.165): 12 hops max, 52 byte packets

6 [AS3257] 76.74.41.89 0.72 ms

7 [AS3257] 89.149.184.237 0.33 ms

8 [AS3257] 207.162.202.74 1.35 ms

9 [AS4134] 202.97.70.129 139.573 ms

10 *

11 *

12 *

Measurement taken from

IPinfo ProbeNet in Los Angeles, US

On July 13, 2026

Traceroute

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

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121.237.0.0/16

Summary

Sub-ranges

Important routers in 121.237.0.0/16

Important routers in 121.237.0.0/16

Pingable IPs

Other Pingable IPs

Pingable IPs

Traceroute

Traceroute

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Summarize IPs

Important routers in 121.237.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute

121.237.0.0/16

Summary

Statistics

Statistics

Sub-ranges

Sub-ranges

Important routers in 121.237.0.0/16

Important routers in 121.237.0.0/16

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 121.237.0.0/16

Pingable IPs

Other Pingable IPs

Traceroute