218.21.128.0/17

AS4837  ·  CHINA UNICOM China169 Backbone

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Summary

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

WHOIS Details

inetnum:        218.21.128.0 - 218.21.255.255
netname:        UNICOM-NM
descr:          China Unicom Neimeng province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         HY690-AP
abuse-c:        AC1718-AP
status:         ALLOCATED PORTABLE
remarks:        This object can only be modified by APNIC hostmaster
remarks:        If you wish to modify this object details please
remarks:        send email to hostmaster@apnic.net with your organisation
remarks:        account name in the subject line.
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CNCGROUP-NM
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2025-01-22T13:18:48Z
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:         honghui yuan
nic-hdl:        HY690-AP
e-mail:         oo@public.hh.nm.cn
address:        NO.169 hulun south road Huhhot Inner Mongolia, 010028,China
phone:          +86-471-6268961
fax-no:         +86-471-6291559
country:        cn
mnt-by:         MAINT-CNCGROUP-NM
last-modified:  2008-09-04T07:42:51Z
source:         APNIC

route:          218.21.128.0/17
descr:          CNC Group CHINA169 Neimeng Province Network
country:        CN
origin:         AS4837
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2008-09-04T07:54:44Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 218.21.0.0/16

Range ASN Company Num of IPs
218.21.64.0/18 AS134419 CHINANET Guangxi province network 16,384
218.21.64.0/18 AS4134 CHINANET Guangxi province network 16,384
218.21.48.0/20 AS4134 CHINANET Chongqing province network 4,096

Hosted domains

There are 43 domain names hosted across 28 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
218.21.128.108 yulongmining.com 14
218.21.128.105 tux.cn 2
218.21.213.142 tabus.cn 2
218.21.182.234 cfyyzy.cn 1
218.21.216.58 erdosedu.com 1
218.21.213.2 kbsk.top 1
218.21.168.42 ordoszhbsqgw.com 1
218.21.212.19 hlbecl.org.cn 1
218.21.213.148 yanchun0424.com 1
218.21.214.202 juyang.xyz 1
218.21.216.114 eqqnmcyy.cn 1
218.21.220.197 tljzgc.cn 1
218.21.196.13 nmgankj.com 1
218.21.215.26 ordoszxyy.org.cn 1
218.21.196.15 bsjx-md.cn 1
218.21.215.246 wmetk.gov.cn 1
218.21.221.29 wsqrmyy.org.cn 1
218.21.196.14 dongbeiya.org.cn 1
218.21.239.152 guotaijt.com 1
218.21.196.12 cfljhb.com 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

3,848 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
218.21.190.123 AS4837 CHINA UNICOM China169 Backbone 19.97ms from Changchun, CN
218.21.212.255 AS4837 CHINA UNICOM China169 Backbone 15.71ms from Changchun, CN
218.21.154.226 AS4837 CHINA UNICOM China169 Backbone 4.91ms from Hohhot, CN
218.21.168.189 AS4837 CHINA UNICOM China169 Backbone 7.30ms from Hohhot, CN
218.21.195.238 AS4837 CHINA UNICOM China169 Backbone 12.45ms from Changchun, CN
218.21.250.245 AS139007 UNICOM InnerMongolia province network 8.08ms from Hohhot, CN
218.21.128.129 AS4837 CHINA UNICOM China169 Backbone 3.21ms from Hohhot, CN
218.21.169.50 AS4837 CHINA UNICOM China169 Backbone 10.29ms from Hohhot, CN
218.21.160.1 AS4837 CHINA UNICOM China169 Backbone 27.56ms from Beijing, CN
218.21.197.9 AS4837 CHINA UNICOM China169 Backbone 9.26ms from Changchun, CN
218.21.233.230 AS4837 CHINA UNICOM China169 Backbone 10.16ms from Hohhot, CN
218.21.223.177 AS4837 CHINA UNICOM China169 Backbone 16.69ms from Beijing, CN
218.21.240.175 AS4837 CHINA UNICOM China169 Backbone 10.54ms from Hohhot, CN
218.21.192.168 AS4837 CHINA UNICOM China169 Backbone 12.37ms from Changchun, CN
218.21.130.57 AS4837 CHINA UNICOM China169 Backbone 3.43ms from Hohhot, CN
218.21.182.231 AS4837 CHINA UNICOM China169 Backbone 20.69ms from Beijing, CN
218.21.217.121 AS4837 CHINA UNICOM China169 Backbone 7.39ms from Hohhot, CN
218.21.229.197 AS4837 CHINA UNICOM China169 Backbone 15.66ms from Beijing, CN
218.21.159.245 AS4837 CHINA UNICOM China169 Backbone 3.47ms from Hohhot, CN
218.21.218.225 AS4837 CHINA UNICOM China169 Backbone 9.33ms from Hohhot, CN
218.21.215.157 AS4837 CHINA UNICOM China169 Backbone 6.76ms from Hohhot, CN
218.21.242.85 AS4837 CHINA UNICOM China169 Backbone 10.54ms from Hohhot, CN
218.21.226.57 AS4837 CHINA UNICOM China169 Backbone 4.74ms from Changchun, CN
218.21.213.209 AS4837 CHINA UNICOM China169 Backbone 6.75ms from Hohhot, CN
218.21.246.215 AS4837 CHINA UNICOM China169 Backbone 10.47ms from Hohhot, 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
106.222.32.49 AS45609 Bharti Airtel Ltd. AS for GPRS Service 1.90ms from Ahmedabad, IN
81.23.235.145 AS24730 Autonomous System for Netholding. 0.40ms from Amsterdam, NL
84.30.234.1 AS33915 Vodafone Libertel B.V. 5.08ms from Amsterdam, NL
117.252.89.1 AS9829 National Internet Backbone 8.06ms from Bengaluru, IN
73.47.59.65 AS7922 Comcast Cable Communications, LLC 7.74ms from Boston, US
109.100.164.1 AS9050 Orange Romania S.A. 12.96ms from Bucharest, RO
190.7.9.33 AS20207 Gigared S.A. 18.11ms from Buenos Aires, AR
24.232.57.1 AS7303 Telecom Argentina S.A. 1.21ms from Buenos Aires, AR
181.89.13.1 AS7303 Telecom Argentina S.A. 11.12ms from Buenos Aires, AR
58.244.245.97 AS4837 CHINA UNICOM China169 Backbone 3.41ms from Changchun, CN
61.240.208.65 AS4837 CHINA UNICOM China169 Backbone 2.34ms from Changsha, CN
80.197.251.1 AS3292 TDC Holding A/S 5.19ms from Copenhagen, DK
23.222.28.1 AS20940 Akamai International B.V. 0.69ms from Dallas, US
45.177.29.113 AS268963 iderson rafael pereira da silva 11.50ms from Fortaleza, BR
151.8.227.113 AS1267 WIND TRE S.P.A. 11.79ms from Frosinone, IT
60.176.253.65 AS4134 CHINANET-BACKBONE 4.08ms from Hangzhou, CN
39.46.218.241 AS17557 Pakistan Telecommunication Company Limited 8.96ms from Islamabad, PK
77.148.28.1 AS15557 Societe Francaise Du Radiotelephone - SFR SA 10.03ms from Lausanne, CH
106.41.1.1 AS4134 CHINANET-BACKBONE 13.00ms from Liaoyang, CN
202.98.7.177 AS4837 CHINA UNICOM China169 Backbone 13.41ms from Liaoyang, CN
86.58.119.1 AS3212 Telemach Slovenija d.o.o. 3.62ms from Ljubljana, SI
185.58.180.1 AS5603 Telekom Slovenije, d.d. 2.53ms from Ljubljana, SI
1.43.144.1 AS4804 Microplex PTY LTD 2.00ms from Melbourne, AU
187.188.203.1 AS22884 TOTAL PLAY TELECOMUNICACIONES SA DE CV 0.55ms from Mexico City, MX
178.124.200.17 AS6697 Republican Unitary Telecommunication Enterprise Beltelecom 1.27ms from Minsk, BY

Traceroute

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

$
traceroute -a -n -q1 -f4 -m12 218.21.177.191
traceroute to 218.21.177.191 (218.21.177.191): 12 hops max, 52 byte packets
5 *
6 *
7 *
8 *
9 [AS4837] 219.158.20.58 258.593 ms
10 *
11 *
12 *
Measurement taken from IPinfo ProbeNet in Manchester, GB
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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