221.216.144.0/21

AS4808  ·  China Unicom Beijing Province Network

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Summary

Country China
Domain chinaunicom.cn
ASN AS4808
Parent Range 221.216.128.0/18
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 2025-02-24
mnt-by:         MAINT-CNCGROUP
last-modified:  2025-02-24T06:16:57Z
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 2025-02-24
abuse-mailbox:  zhaoyz3@chinaunicom.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-02-24T06:17:45Z
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 221.216.144.0/21

Range ASN Company Num of IPs
221.216.128.0/18 AS4808 China Unicom Beijing province network 16,384
221.216.0.0/16 AS4808 China Unicom Beijing province network 65,536
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
221.216.0.0/16 AS4808 China Unicom Beijing province network 65,536
221.216.0.0/17 AS4808 China Unicom Beijing province network 32,768
221.216.64.0/18 AS4808 China Unicom Beijing province network 16,384
221.216.0.0/18 AS4808 China Unicom Beijing province network 16,384
221.216.192.0/18 AS4808 China Unicom Beijing province network 16,384
221.216.128.0/18 AS4808 China Unicom Beijing province network 16,384
221.216.64.0/22 AS4808 China Unicom Beijing province network 1,024
221.216.8.0/22 AS4808 China Unicom Beijing province network 1,024
221.216.116.0/24 AS4808 China Unicom Beijing province network 256
221.216.117.0/24 AS4808 China Unicom Beijing province network 256

Hosted domains

There are 7 domain names hosted across 7 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
221.216.145.102 lisiyuan.top 1
221.216.147.23 mourd.vip 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

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
4.156.136.101 AS8075 Microsoft Corporation 0.31ms from Ashburn, US
84.163.190.245 AS3320 Deutsche Telekom AG 8.92ms from Frankfurt am Main, DE
113.180.177.197 AS45899 VNPT Corp 5.77ms from Ho Chi Minh City, VN
181.132.236.133 AS13489 UNE EPM TELECOMUNICACIONES S.A. 8.50ms from Medellin, CO
187.208.64.133 AS8151 UNINET 1.66ms from Mexico City, MX
193.207.34.53 AS198128 Connecting Project s.r.l. 1.22ms from Milan, IT
46.16.26.229 AS45005 Gorizont Ltd 5.44ms from Moscow, RU
75.219.249.69 AS6167 Verizon Business 9.11ms from New York City, US
82.200.72.53 AS21127 Joint Stock Company TransTeleCom 4.44ms from Novosibirsk, RU
3.174.87.213 AS16509 Amazon.com, Inc. 0.57ms from Osasco, BR
72.78.218.229 AS701 Verizon Business 1.67ms from Philadelphia, US
20.99.136.197 AS8075 Microsoft Corporation 0.23ms from Quincy, US
54.235.221.197 AS14618 Amazon.com, Inc. 0.18ms from Reston, US
52.54.12.149 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
18.212.54.53 AS14618 Amazon.com, Inc. 0.38ms from Reston, US
211.249.63.229 AS23576 NAVER Cloud Corp. 0.63ms from Seoul, KR
43.216.200.133 AS16509 Amazon.com, Inc. 0.53ms from Sepang, MY
20.11.125.181 AS8075 Microsoft Corporation 0.73ms from Sydney, AU
113.34.249.21 AS17506 ARTERIA Networks Corporation 2.28ms from Tokyo, JP
87.116.224.85 AS21021 Multimedia Polska Sp. z o.o. 8.82ms from Warsaw, PL
103.136.83.5 AS137678 Protoact Digital Network Pvt. Ltd. 0.71ms from Delhi, IN
144.34.0.69 AS954 TMTG 4.00ms from Des Moines, US
91.36.122.213 AS3320 Deutsche Telekom AG 5.11ms from Duesseldorf, DE
161.51.130.5 AS208162 Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. 1.08ms from Frankfurt am Main, DE
142.154.117.229 AS25019 Saudi Telecom Company JSC 2.84ms from Jeddah, SA

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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