221.196.0.0/15

AS4837  ·  CHINA UNICOM China169 Backbone

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Summary

Country China
Domain chinaunicom.cn
ASN AS4837
Registry APNIC
ID UNICOM-TJ

WHOIS Details

inetnum:        221.196.0.0 - 221.198.255.255
netname:        UNICOM-TJ
descr:          China Unicom Tianjin Province Network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         HZ19-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        service provider
remarks:        This object can only be modified by APNIC hostmaster
remarks:        If you wish to modify this object details please
remarks:        send email to [email protected] with your organisation
remarks:        account name in the subject line.
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-TJ
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:18:24Z
source:         APNIC

irt:            IRT-CU-CN
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2025-10-17
mnt-by:         MAINT-CNCGROUP
last-modified:  2025-11-18T00:26:20Z
source:         APNIC

role:           ABUSE CUCN
country:        ZZ
address:        No.21,Financial Street
address:        Beijing,100033
address:        P.R.China
phone:          +000000000
e-mail:         [email protected]
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        [email protected] was validated on 2025-10-17
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-17T02:26:56Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         [email protected]
address:        No.21,Jin-Rong Street
address:        Beijing,100033
address:        P.R.China
phone:          +86-10-66259764
fax-no:         +86-10-66259764
country:        CN
mnt-by:         MAINT-CNCGROUP
last-modified:  2017-08-17T06:13:16Z
source:         APNIC

person:         huang zheng
nic-hdl:        HZ19-AP
e-mail:         [email protected]
address:        76 NO, ShiZiLin Street ,HeBei district of Tianjin,China
phone:          +86-22-24459190
fax-no:         +86-22-24454499
country:        CN
mnt-by:         MAINT-CNCGROUP-TJ
last-modified:  2012-07-13T05:56:27Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 221.0.0.0/8

Range ASN Company Num of IPs
221.144.0.0/12 AS9856 Korea Telecom 1,048,576
221.240.0.0/12 AS17506 ARTERIA Networks Corporation 1,048,576
221.144.0.0/12 AS152214 Korea Telecom 1,048,576
221.144.0.0/12 AS4766 Korea Telecom 1,048,576
221.176.0.0/13 AS56042 China Mobile Communications Corporation 524,288
221.224.0.0/13 AS23650 CHINANET jiangsu province network 524,288
221.176.0.0/13 AS56046 China Mobile Communications Corporation 524,288
221.176.0.0/13 AS56040 China Mobile Communications Corporation 524,288
221.160.0.0/13 AS4766 Korea Telecom 524,288
221.216.0.0/13 AS4808 China Unicom Beijing province network 524,288
221.176.0.0/13 AS56048 China Mobile Communications Corporation 524,288
221.176.0.0/13 AS56044 China Mobile Communications Corporation 524,288
221.184.0.0/13 AS4713 NTT DOCOMO BUSINESS,Inc. 524,288
221.224.0.0/13 AS140292 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS134756 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS137702 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS138950 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS4134 CHINANET jiangsu province network 524,288
221.176.0.0/13 AS24445 China Mobile Communications Corporation 524,288
221.224.0.0/13 AS146966 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS131325 CHINANET jiangsu province network 524,288
221.176.0.0/13 AS141425 China Mobile Communications Corporation 524,288
221.224.0.0/13 AS4809 CHINANET jiangsu province network 524,288
221.224.0.0/13 AS137697 CHINANET jiangsu province network 524,288
221.176.0.0/13 AS132510 China Mobile Communications Corporation 524,288
221.176.0.0/13 AS9808 China Mobile Communications Corporation 524,288
221.176.0.0/13 AS139080 China Mobile Communications Corporation 524,288
221.224.0.0/13 AS134770 CHINANET jiangsu province network 524,288
221.200.0.0/14 AS4837 China Unicom Liaoning Province Network 262,144
221.232.0.0/14 AS4134 CHINANET Hubei province network 262,144
221.140.0.0/14 AS9318 SK Broadband Co Ltd 262,144
221.232.0.0/14 AS58563 CHINANET Hubei province network 262,144
221.124.0.0/14 AS9304 HGC Global Communications Limited 262,144
221.130.0.0/15 AS56042 China Mobile Communications Corporation 131,072
221.130.0.0/15 AS56041 China Mobile Communications Corporation 131,072
221.8.0.0/15 AS4837 China Unicom JILIN province network 131,072
221.204.0.0/15 AS4837 China Unicom Shanxi Province Network 131,072
221.130.0.0/15 AS9808 China Mobile Communications Corporation 131,072
221.214.0.0/15 AS4837 China Unicom Shandong province network 131,072
221.138.0.0/15 AS9318 SK Broadband Co Ltd 131,072
221.170.0.0/15 AS2518 BIGLOBE Inc. 131,072
221.6.0.0/16 AS140717 China Unicom Jiangsu province network 65,536
221.10.0.0/16 AS4837 China Unicom SiChuan province network 65,536
221.169.0.0/16 AS4780 Digital United I 65,536
221.116.0.0/16 AS17506 ARTERIA Networks Corporation 65,536
221.117.0.0/16 AS17506 ARTERIA Networks Corporation 65,536
221.115.0.0/16 AS17506 ARTERIA Networks Corporation 65,536
221.114.0.0/16 AS17506 ARTERIA Networks Corporation 65,536
221.112.0.0/16 AS17506 ARTERIA Networks Corporation 65,536
221.137.0.0/16 AS9812 Oriental Cable Network Co., Ltd. 65,536

Hosted domains

There are 78 domain names hosted across 74 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.197.230.195 huodong0420.cn 2
221.197.181.99 sillyy.top 2
221.197.236.103 dlpad.net 2
221.196.4.195 cunz.fun 2
221.196.5.85 lengfeng88.cn 1
221.197.236.144 xueyt.top 1
221.196.21.144 lzg88.top 1
221.196.4.89 neoz.cn 1
221.197.236.132 duanshuangfeng.com 1
221.197.183.113 2239958.xyz 1
221.196.136.24 yueyufeng.top 1
221.196.22.95 jiafly.top 1
221.197.236.186 azxd.vip 1
221.196.136.70 zhaixianzhi.top 1
221.196.136.93 sansemiao.com 1
221.196.21.106 688my.xyz 1
221.196.148.113 8059005.xyz 1
221.197.12.104 behemuarzzhejmyu.com 1
221.197.181.61 995558655.xyz 1
221.196.20.143 688my.fun 1

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

34,505 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
221.196.154.13 AS4837 CHINA UNICOM China169 Backbone 5.13ms from Beijing, CN
221.197.87.138 AS4837 CHINA UNICOM China169 Backbone 5.21ms from Beijing, CN
221.197.95.94 AS4837 CHINA UNICOM China169 Backbone 4.61ms from Beijing, CN
221.196.221.215 AS4837 CHINA UNICOM China169 Backbone 5.60ms from Beijing, CN
221.197.50.207 AS4837 CHINA UNICOM China169 Backbone 5.65ms from Beijing, CN
221.197.183.125 AS4837 CHINA UNICOM China169 Backbone 5.79ms from Beijing, CN
221.197.248.220 AS4837 CHINA UNICOM China169 Backbone 5.24ms from Beijing, CN
221.197.173.130 AS4837 CHINA UNICOM China169 Backbone 9.04ms from Beijing, CN
221.197.186.29 AS4837 CHINA UNICOM China169 Backbone 4.86ms from Beijing, CN
221.197.105.254 AS4837 CHINA UNICOM China169 Backbone 7.33ms from Beijing, CN
221.197.60.1 AS4837 CHINA UNICOM China169 Backbone 8.96ms from Zhangjiakou, CN
221.197.125.174 AS4837 CHINA UNICOM China169 Backbone 4.83ms from Beijing, CN
221.196.220.19 AS4837 CHINA UNICOM China169 Backbone 5.54ms from Beijing, CN
221.196.196.129 AS4837 CHINA UNICOM China169 Backbone 5.62ms from Beijing, CN
221.196.147.1 AS4837 CHINA UNICOM China169 Backbone 6.62ms from Beijing, CN
221.197.72.175 AS4837 CHINA UNICOM China169 Backbone 5.96ms from Beijing, CN
221.197.39.134 AS4837 CHINA UNICOM China169 Backbone 5.86ms from Beijing, CN
221.197.73.1 AS4837 CHINA UNICOM China169 Backbone 6.04ms from Beijing, CN
221.197.106.1 AS4837 CHINA UNICOM China169 Backbone 6.64ms from Beijing, CN
221.197.96.46 AS4837 CHINA UNICOM China169 Backbone 5.50ms from Beijing, CN
221.197.246.81 AS4837 CHINA UNICOM China169 Backbone 5.67ms from Beijing, CN
221.197.22.163 AS4837 CHINA UNICOM China169 Backbone 5.68ms from Beijing, CN
221.196.152.1 AS4837 CHINA UNICOM China169 Backbone 5.14ms from Beijing, CN
221.196.173.161 AS4837 CHINA UNICOM China169 Backbone 5.51ms from Beijing, CN
221.197.188.1 AS4837 CHINA UNICOM China169 Backbone 5.54ms from Beijing, CN

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
20.67.95.255 AS8075 Microsoft Corporation 0.27ms from Amsterdam, NL
80.200.216.31 AS5432 Proximus NV 1.81ms from Brussels, BE
38.65.217.207 AS174 Cogent Communications, LLC 0.81ms from Chicago, US
103.174.90.255 AS38320 PT Maxindo Mitra Solusi 1.68ms from Jakarta, ID
166.199.79.63 AS7018 AT&T Enterprises, LLC 0.38ms from Kansas City, US
218.24.54.31 AS4837 CHINA UNICOM China169 Backbone 9.71ms from Liaoyang, CN
109.51.81.191 AS2860 NOS COMUNICACOES, S.A. 3.39ms from Lisbon, PT
83.99.50.15 AS6661 POST Luxembourg 1.21ms from Luxembourg, LU
183.129.254.111 AS4134 CHINANET-BACKBONE 3.85ms from Ningbo, CN
189.124.76.63 AS28649 Desktop Sigmanet Comunicação Multimídia SA 2.49ms from Osasco, BR
34.195.253.175 AS14618 Amazon.com, Inc. 0.25ms from Reston, US
137.131.140.159 AS31898 Oracle Corporation 0.30ms from Sao Paulo, BR
5.193.59.175 AS5384 Emirates Internet 3.01ms from Al Fujairah City, AE
73.212.192.255 AS7922 Comcast Cable Communications, LLC 8.29ms from Ashburn, US
84.3.222.223 AS5483 Magyar Telekom Plc. 3.43ms from Budapest, HU
197.153.82.255 AS36925 MEDITELECOM 4.08ms from Casablanca, MA
18.116.186.127 AS16509 Amazon.com, Inc. 0.16ms from Columbus, US
45.146.221.255 AS206804 EstNOC OU 0.18ms from Edinburgh, GB
81.157.219.95 AS2856 British Telecommunications PLC 5.65ms from London, GB
51.118.72.111 AS16509 Amazon.com, Inc. 0.19ms from Milan, IT
68.120.253.31 AS7018 AT&T Enterprises, LLC 4.11ms from San Jose, US
121.187.161.223 AS4766 Korea Telecom 4.03ms from Seoul, KR
221.150.96.95 AS4766 Korea Telecom 1.21ms from Seoul, KR
59.100.158.15 AS2764 AAPT Limited 0.50ms from Sydney, AU
97.146.6.63 AS6167 Verizon Business 11.74ms from Ashburn, US

Traceroute

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

$
traceroute -a -n -q1 -f4 221.196.79.76
traceroute to 221.196.79.76 (221.196.79.76): 64 hops max, 52 byte packets
5 *
6 *
7 *
8 [AS4837] 219.158.5.145 168.345 ms
9 *
10 *
11 [AS4837] 117.8.176.190 189.617 ms
12 [AS4837] 221.196.79.76 174.904 ms
Measurement taken from IPinfo ProbeNet in Athens, GR
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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