221.216.8.0/22

AS4808  ·  China Unicom Beijing Province Network

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Summary

Country China
Domain chinaunicom.cn
ASN AS4808
Parent Range 221.216.0.0/13
Registry APNIC
ID UNICOM-BJ

WHOIS Details

inetnum:        221.216.0.0 - 221.223.255.255
netname:        UNICOM-BJ
descr:          China Unicom Beijing province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         SY21-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-BJ
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2021-11-09T07:38:09Z
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:         sun ying
address:        fu xing men nei da jie 97, Xicheng District
address:        Beijing 100800
country:        CN
phone:          +86-10-66030657
fax-no:         +86-10-66078815
e-mail:         [email protected]
nic-hdl:        SY21-AP
mnt-by:         MAINT-CNCGROUP-BJ
last-modified:  2009-06-30T08:42:48Z
source:         APNIC

route:          221.216.0.0/13
descr:          China Unicom Beijing Province Network
country:        CN
origin:         AS4808
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2016-05-20T01:24:03Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 221.216.8.0/22

Range ASN Company Num of IPs
221.216.0.0/13 AS4808 China Unicom Beijing province network 524,288

Nearby Ranges

BGP prefixes that overlap with 221.216.0.0/16

Range ASN Company Num of IPs
221.216.0.0/13 AS4808 China Unicom Beijing province network 524,288
221.216.64.0/22 AS4808 China Unicom Beijing province network 1,024

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

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

IP Address ASN Details
221.216.8.59 AS4808 China Unicom Beijing Province Network 1.89ms from Beijing, CN
221.216.10.1 AS4808 China Unicom Beijing Province Network 2.17ms from Beijing, CN
221.216.9.1 AS4808 China Unicom Beijing Province Network 4.14ms 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
190.14.250.38 AS27951 Media Commerce Partners S.A 0.65ms from Bogota, CO
139.215.114.134 AS4837 CHINA UNICOM China169 Backbone 3.10ms from Changchun, CN
23.94.102.118 AS36352 HostPapa 0.40ms from Dallas, US
71.196.254.166 AS7922 Comcast Cable Communications, LLC 4.94ms from Denver, US
88.6.56.22 AS3352 TELEFONICA DE ESPANA S.A.U. 7.64ms from Madrid, ES
128.112.112.230 AS88 Princeton University 2.71ms from New York City, US
187.74.91.230 AS27699 TELEFÔNICA BRASIL S.A 5.52ms from Osasco, BR
49.171.243.134 AS17858 LG POWERCOMM 4.91ms from Seoul, KR
125.240.7.150 AS9316 DACOM-PUBNETPLUS 4.92ms from Seoul, KR
221.139.110.182 AS9318 SK Broadband Co Ltd 1.63ms from Seoul, KR
99.239.19.230 AS812 Rogers Communications Canada Inc. 3.50ms from Toronto, CA
50.186.164.102 AS7922 Comcast Cable Communications, LLC 7.17ms from Ashburn, US
125.238.50.214 AS4771 Spark New Zealand Trading Ltd. 6.20ms from Auckland, NZ
24.135.125.38 AS31042 Serbia BroadBand-Srpske Kablovske mreze d.o.o. 6.53ms from Belgrade, RS
65.48.186.198 AS14813 Columbus Telecommunications (Barbados) Limited 2.81ms from Bridgetown, BB
190.10.141.86 AS14522 SERVICIOS DE TELECOMUNICACIONES SETEL S.A. (XTRIM EC) 1.56ms from Guayaquil, EC
119.177.210.246 AS4837 CHINA UNICOM China169 Backbone 6.89ms from Jinan, CN
41.75.84.22 AS37282 Mainone Cable Company 0.65ms from Lagos, NG
175.150.192.230 AS4837 CHINA UNICOM China169 Backbone 10.19ms from Liaoyang, CN
172.165.148.102 AS8075 Microsoft Corporation 0.18ms from London, GB
84.170.20.198 AS3320 Deutsche Telekom AG 4.42ms from Nuernberg, DE
80.212.6.134 AS2119 Telenor Norge AS 1.66ms from Oslo, NO
98.36.180.38 AS7922 Comcast Cable Communications, LLC 7.17ms from San Jose, US
166.147.238.6 AS6167 Verizon Business 15.25ms from Santa Clara, US
187.237.43.150 AS8151 UNINET 3.86ms from Santiago de Queretaro, MX

Traceroute

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

$
traceroute -a -n -q1 -f2 221.216.10.129
traceroute to 221.216.10.129 (221.216.10.129): 64 hops max, 52 byte packets
3 *
4 *
5 [AS3356] 4.26.2.166 285.525 ms
6 [AS4837] 219.158.16.93 259.056 ms
7 *
8 [AS4837] 219.158.5.145 263.053 ms
9 *
10 [AS4808] 61.148.143.254 286.568 ms
11 *
12 [AS4808] 221.216.10.129 261.217 ms
Measurement taken from IPinfo ProbeNet in Toronto, CA
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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