221.216.0.0/18

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 221.216.0.0/18

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 221.216.0.0/16

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 43 domain names hosted across 34 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.216.39.148 ttlt.email 1
221.216.6.30 qcjw.cn 1
221.216.41.24 xiangwy.cn 1
221.216.52.214 xuzihong.pub 1
221.216.44.64 shumunet.cn 1
221.216.62.67 dachutimes.cn 1
221.216.14.76 joseal.com 1
221.216.36.196 ttawy.com 1
221.216.53.31 llhwork.top 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

9,057 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
221.216.59.166 AS4808 China Unicom Beijing Province Network 4.12ms from Beijing, CN
221.216.25.113 AS4808 China Unicom Beijing Province Network 4.43ms from Beijing, CN
221.216.63.1 AS4808 China Unicom Beijing Province Network 4.92ms from Beijing, CN
221.216.27.194 AS4808 China Unicom Beijing Province Network 4.55ms from Tianjin, CN
221.216.6.121 AS4808 China Unicom Beijing Province Network 3.89ms from Beijing, CN
221.216.12.62 AS4808 China Unicom Beijing Province Network 2.72ms from Beijing, CN
221.216.13.202 AS4808 China Unicom Beijing Province Network 3.89ms from Beijing, CN
221.216.52.1 AS4808 China Unicom Beijing Province Network 3.91ms from Beijing, CN
221.216.29.186 AS4808 China Unicom Beijing Province Network 4.20ms from Beijing, CN
221.216.31.27 AS4808 China Unicom Beijing Province Network 3.79ms from Beijing, CN
221.216.8.59 AS4808 China Unicom Beijing Province Network 1.89ms from Beijing, CN
221.216.61.181 AS4808 China Unicom Beijing Province Network 4.08ms from Beijing, CN
221.216.54.145 AS4808 China Unicom Beijing Province Network 3.76ms from Beijing, CN
221.216.39.227 AS4808 China Unicom Beijing Province Network 3.59ms from Beijing, CN
221.216.32.1 AS4808 China Unicom Beijing Province Network 2.95ms from Beijing, CN
221.216.40.14 AS4808 China Unicom Beijing Province Network 4.65ms from Beijing, CN
221.216.50.53 AS4808 China Unicom Beijing Province Network 3.43ms from Beijing, CN
221.216.21.43 AS4808 China Unicom Beijing Province Network 4.27ms from Beijing, CN
221.216.36.121 AS4808 China Unicom Beijing Province Network 3.49ms from Beijing, CN
221.216.4.1 AS4808 China Unicom Beijing Province Network 3.40ms from Beijing, CN
221.216.22.1 AS4808 China Unicom Beijing Province Network 3.83ms from Beijing, CN
221.216.20.199 AS4808 China Unicom Beijing Province Network 4.05ms from Beijing, CN
221.216.14.1 AS4808 China Unicom Beijing Province Network 3.18ms from Beijing, CN
221.216.19.33 AS4808 China Unicom Beijing Province Network 4.04ms from Beijing, CN
221.216.57.10 AS4808 China Unicom Beijing Province Network 4.01ms 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
1.92.250.2 AS55990 Huawei Cloud Service data center 9.93ms from Beijing, CN
92.217.216.50 AS3209 Vodafone GmbH 10.16ms from Berlin, DE
64.53.59.194 AS18671 PRTC 4.61ms from Charlotte, US
24.142.161.18 AS10796 Charter Communications Inc 3.46ms from Columbus, US
203.188.253.146 AS9832 ISN, Internet Service Provider 0.47ms from Dhaka, BD
62.189.65.194 AS702 Verizon Business 0.73ms from Dublin, IE
113.125.168.114 AS58519 Cloud Computing Corporation 0.30ms from Guiyang, CN
149.90.184.2 AS12353 Vodafone Portugal 6.18ms from Lisbon, PT
62.15.39.114 AS12479 Orange Espagne SA 7.95ms from Madrid, ES
86.202.162.210 AS3215 Orange S.A. 6.39ms from Marseille, FR
98.103.51.98 AS10796 Charter Communications Inc 0.68ms from Milwaukee, US
93.188.190.34 AS47181 Trancom Ltd 1.65ms from Moscow, RU
86.213.81.50 AS3215 Orange S.A. 14.42ms from Paris, FR
188.116.124.2 AS196822 SELECT SYSTEM, s.r.o. 3.32ms from Prague, CZ
20.120.202.178 AS8075 Microsoft Corporation 0.28ms from Quincy, US
3.85.71.146 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
73.251.133.178 AS7922 Comcast Cable Communications, LLC 13.19ms from Reston, US
201.90.46.98 AS4230 CLARO S.A. 6.55ms from Sao Paulo, BR
1.215.246.98 AS3786 LG DACOM Corporation 1.77ms from Seoul, KR
207.5.231.2 AS54813 GREYSTONE POWER CORPORATION, AN ELECTRIC MEMBERSHIP CORPORATION 0.98ms from Atlanta, US
24.126.233.162 AS7922 Comcast Cable Communications, LLC 4.34ms from Atlanta, US
223.206.199.2 AS45758 Triple T Broadband Public Company Limited 5.28ms from Bangkok, TH
217.92.138.18 AS3320 Deutsche Telekom AG 2.68ms from Berlin, DE
216.220.249.210 AS11847 GoNetSpeed 6.06ms from Boston, US
86.45.159.130 AS5466 Eircom Limited 8.09ms from Dublin, IE

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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