221.221.64.0/18

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:         zhaoyz3@chinaunicom.cn
abuse-mailbox:  zhaoyz3@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
auth:           # Filtered
remarks:        zhaoyz3@chinaunicom.cn 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:         zhaoyz3@chinaunicom.cn
admin-c:        CH1302-AP
tech-c:         CH1302-AP
nic-hdl:        AC1718-AP
remarks:        Generated from irt object IRT-CU-CN
remarks:        zhaoyz3@chinaunicom.cn was validated on 2025-10-17
abuse-mailbox:  zhaoyz3@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-17T02:26:56Z
source:         APNIC

person:         ChinaUnicom Hostmaster
nic-hdl:        CH1302-AP
e-mail:         hqs-ipabuse@chinaunicom.cn
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:         hostmast@publicf.bta.net.cn
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 221.221.64.0/18

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 221.221.0.0/16

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

Hosted domains

There are 8 domain names hosted across 8 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.221.89.193 mozhh.com 1
221.221.67.121 678966.xyz 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

6,844 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
221.221.104.1 AS4808 China Unicom Beijing Province Network 3.04ms from Beijing, CN
221.221.105.105 AS4808 China Unicom Beijing Province Network 3.24ms from Beijing, CN
221.221.91.223 AS4808 China Unicom Beijing Province Network 3.50ms from Beijing, CN
221.221.94.194 AS4808 China Unicom Beijing Province Network 3.35ms from Beijing, CN
221.221.107.83 AS4808 China Unicom Beijing Province Network 3.13ms from Beijing, CN
221.221.67.221 AS4808 China Unicom Beijing Province Network 5.61ms from Beijing, CN
221.221.99.142 AS4808 China Unicom Beijing Province Network 3.54ms from Beijing, CN
221.221.66.41 AS4808 China Unicom Beijing Province Network 5.42ms from Beijing, CN
221.221.108.83 AS4808 China Unicom Beijing Province Network 3.15ms from Beijing, CN
221.221.111.216 AS4808 China Unicom Beijing Province Network 3.12ms from Beijing, CN
221.221.89.85 AS4808 China Unicom Beijing Province Network 3.20ms from Beijing, CN
221.221.95.24 AS4808 China Unicom Beijing Province Network 3.25ms from Beijing, CN
221.221.98.86 AS4808 China Unicom Beijing Province Network 3.18ms from Beijing, CN
221.221.85.83 AS4808 China Unicom Beijing Province Network 4.39ms from Beijing, CN
221.221.84.143 AS4808 China Unicom Beijing Province Network 4.18ms from Beijing, CN
221.221.87.40 AS4808 China Unicom Beijing Province Network 4.37ms from Beijing, CN
221.221.65.179 AS4808 China Unicom Beijing Province Network 5.60ms from Beijing, CN
221.221.80.10 AS4808 China Unicom Beijing Province Network 4.51ms from Beijing, CN
221.221.110.168 AS4808 China Unicom Beijing Province Network 3.31ms from Beijing, CN
221.221.86.30 AS4808 China Unicom Beijing Province Network 4.31ms from Beijing, CN
221.221.83.179 AS4808 China Unicom Beijing Province Network 4.41ms from Beijing, CN
221.221.97.135 AS4808 China Unicom Beijing Province Network 3.42ms from Beijing, CN
221.221.88.1 AS4808 China Unicom Beijing Province Network 3.37ms from Beijing, CN
221.221.92.44 AS4808 China Unicom Beijing Province Network 3.64ms from Beijing, CN
221.221.109.15 AS4808 China Unicom Beijing Province Network 3.22ms 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
188.89.137.210 AS50266 Odido Netherlands B.V. 3.77ms from Amsterdam, NL
192.30.90.2 AS1627 TowneBank 7.17ms from Ashburn, US
125.34.17.18 AS4808 China Unicom Beijing Province Network 3.54ms from Beijing, CN
34.22.146.82 AS396982 Google LLC 0.14ms from Brussels, BE
84.239.20.226 AS21294 CLOUDSYS TELECOM SRL 0.47ms from Bucharest, RO
198.109.87.130 AS237 Merit Network Inc. 8.22ms from Detroit, US
185.22.69.178 AS60979 KPMG IT Service GmbH 0.85ms from Frankfurt am Main, DE
87.64.48.210 AS5432 Proximus NV 4.78ms from Gravelines, FR
6.15.32.66 AS668 United States Department of Defense (DoD) 1.87ms from Los Angeles, US
207.164.246.2 AS15321 Groupe Maskatel 4.16ms from Montreal, CA
176.106.69.98 AS42104 Maxima Ltd. 19.69ms from Moscow, RU
222.95.182.130 AS4134 CHINANET-BACKBONE 1.72ms from Nanjing, CN
39.80.196.114 AS4837 CHINA UNICOM China169 Backbone 11.01ms from Qingdao, CN
71.42.155.66 AS11427 Charter Communications Inc 1.43ms from Schertz, US
121.136.72.130 AS4766 Korea Telecom 1.88ms from Seoul, KR
175.199.0.130 AS4766 Korea Telecom 7.22ms from Seoul, KR
220.121.106.82 AS4766 Korea Telecom 1.40ms from Seoul, KR
97.91.120.146 AS20115 Charter Communications LLC 5.37ms from St. Louis, US
60.205.26.98 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 3.72ms from Beijing, CN
194.65.58.2 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 0.51ms from Braga, PT
162.242.179.66 AS19994 Rackspace Hosting 1.19ms from Chicago, US
134.68.200.2 AS87 Indiana University 4.20ms from Chicago, US
84.147.57.66 AS3320 Deutsche Telekom AG 7.46ms from Frankfurt am Main, DE
185.146.239.194 AS38927 Net-Build GmbH 4.11ms from Frankfurt am Main, DE
178.18.197.66 AS50941 Eclit Bilisim Hizmetleri A.S 0.26ms from Izmir, TR

Traceroute

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

$
traceroute -a -n -q1 221.221.66.26
traceroute to 221.221.66.26 (221.221.66.26): 64 hops max, 52 byte packets
2 *
3 *
4 [AS3356] 4.26.2.162 212.409 ms
5 *
6 *
7 *
8 *
9 [AS4808] 61.51.54.130 209.335 ms
10 [AS4808] 221.221.66.26 231.544 ms
Measurement taken from IPinfo ProbeNet in Ashburn, US
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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