210.21.0.0/17

AS17622  ·  China Unicom Guangzhou network

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Summary

Country China
Domain chinaunicom.cn
ASN AS17622
Registry APNIC
ID UNICOM-GD

WHOIS Details

inetnum:        210.21.0.0 - 210.21.127.255
netname:        UNICOM-GD
descr:          China Unicom Guangdong province network
descr:          China Unicom
country:        CN
admin-c:        CH1302-AP
tech-c:         RP181-AP
abuse-c:        AC1718-AP
status:         ALLOCATED NON-PORTABLE
remarks:        service provider
mnt-by:         MAINT-CNCGROUP
mnt-lower:      MAINT-CNCGROUP-GD
mnt-routes:     MAINT-CNCGROUP-RR
mnt-irt:        IRT-CU-CN
last-modified:  2023-10-21T03:37:28Z
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:         runkeng pan
nic-hdl:        RP181-AP
e-mail:         gdipnoc@chinaunicom.cn
address:        XinShiKong Plaza,No 666 Huangpu Rd. Guangzhou 510627,China
phone:          +86-20-22214174
fax-no:         +86-20-22212266-4174
country:        CN
mnt-by:         MAINT-CNCGROUP-GD
last-modified:  2015-12-16T03:32:02Z
source:         APNIC

route:          210.21.32.0/19
origin:         AS17622
descr:          China Unicom B811&A1218, China Unicom No.21, Jin-Rong Street
mnt-by:         MAINT-CNCGROUP-RR
last-modified:  2023-06-08T06:10:14Z
source:         APNIC

Hosted domains

There are 98 domain names hosted across 72 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.21.91.215 utopacloud.net 8
210.21.117.220 18x.com.cn 3
210.21.31.89 gacc.com.cn 2
210.21.34.210 gz-maxintl.com 2
210.21.56.251 huiran.com.cn 1
210.21.14.198 grtnews.tv 1
210.21.101.187 wisplat.cn 1
210.21.119.138 supertop.cn 1
210.21.61.213 gefund.com.cn 1
210.21.119.124 gdes.net 1
210.21.52.236 gz-sm.com.cn 1
210.21.108.6 ineyevision.cn 1
210.21.98.108 7wenyi.com 1
210.21.121.181 gdart.site 1
210.21.45.49 hzmbo.com 1
210.21.112.30 saic-gm-wuling.com 1
210.21.13.229 feimofund.com 1
210.21.33.68 gdsfjy.cn 1
210.21.13.230 gdpedu.org 1
210.21.112.154 bundmessen.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

3,369 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
210.21.34.9 AS17622 China Unicom Guangzhou network 1.97ms from Guangzhou, CN
210.21.85.98 AS17622 China Unicom Guangzhou network 2.41ms from Guangzhou, CN
210.21.125.43 AS17622 China Unicom Guangzhou network 1.93ms from Guangzhou, CN
210.21.63.177 AS17622 China Unicom Guangzhou network 2.27ms from Guangzhou, CN
210.21.83.145 AS17622 China Unicom Guangzhou network 1.90ms from Guangzhou, CN
210.21.77.106 AS17622 China Unicom Guangzhou network 2.38ms from Guangzhou, CN
210.21.35.25 AS17622 China Unicom Guangzhou network 1.55ms from Guangzhou, CN
210.21.127.30 AS17622 China Unicom Guangzhou network 1.70ms from Guangzhou, CN
210.21.100.1 AS17622 China Unicom Guangzhou network 3.45ms from Guangzhou, CN
210.21.31.1 AS17622 China Unicom Guangzhou network 2.33ms from Guangzhou, CN
210.21.64.250 AS17622 China Unicom Guangzhou network 3.22ms from Guangzhou, CN
210.21.95.161 AS17622 China Unicom Guangzhou network 2.74ms from Guangzhou, CN
210.21.40.98 AS17622 China Unicom Guangzhou network 1.13ms from Guangzhou, CN
210.21.44.169 AS17622 China Unicom Guangzhou network 1.75ms from Guangzhou, CN
210.21.98.80 AS17622 China Unicom Guangzhou network 2.33ms from Guangzhou, CN
210.21.14.17 AS17622 China Unicom Guangzhou network 2.32ms from Guangzhou, CN
210.21.104.34 AS17622 China Unicom Guangzhou network 2.33ms from Guangzhou, CN
210.21.32.73 AS17622 China Unicom Guangzhou network 2.03ms from Guangzhou, CN
210.21.33.154 AS17622 China Unicom Guangzhou network 1.66ms from Guangzhou, CN
210.21.16.1 AS17622 China Unicom Guangzhou network 3.21ms from Guangzhou, CN
210.21.69.113 AS17622 China Unicom Guangzhou network 1.49ms from Guangzhou, CN
210.21.39.201 AS17622 China Unicom Guangzhou network 2.00ms from Guangzhou, CN
210.21.27.49 AS17622 China Unicom Guangzhou network 1.97ms from Guangzhou, CN
210.21.107.129 AS17622 China Unicom Guangzhou network 3.04ms from Guangzhou, CN
210.21.36.227 AS17622 China Unicom Guangzhou network 2.04ms from Guangzhou, 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
20.61.115.177 AS8075 Microsoft Corporation 0.27ms from Amsterdam, NL
93.24.30.1 AS15557 Societe Francaise Du Radiotelephone - SFR SA 5.23ms from Aubervilliers, FR
60.28.209.161 AS4837 CHINA UNICOM China169 Backbone 5.50ms from Beijing, CN
120.5.226.177 AS4837 CHINA UNICOM China169 Backbone 6.77ms from Beijing, CN
77.45.105.1 AS35191 ASTA-NET S.A. 5.52ms from Berlin, DE
190.122.137.129 AS27953 NODOSUD S.A 16.08ms from Buenos Aires, AR
186.127.64.1 AS7303 Telecom Argentina S.A. 1.05ms from Buenos Aires, AR
173.183.196.1 AS852 TELUS Communications Inc. 0.80ms from Calgary, CA
185.112.65.1 AS55410 Vodafone Idea Ltd 10.11ms from Chennai, IN
173.203.76.1 AS19994 Rackspace Hosting 1.34ms from Chicago, US
12.69.207.65 AS7018 AT&T Enterprises, LLC 5.60ms from Chicago, US
2.109.14.193 AS3292 TDC Holding A/S 3.92ms from Copenhagen, DK
69.40.48.1 AS7029 Windstream Communications LLC 4.85ms from Dallas, US
103.183.216.1 AS151106 SRMAK TECHNOLOGICAL SYSTEM PRIVATE LIMITED 11.21ms from Delhi, IN
198.53.76.1 AS852 TELUS Communications Inc. 0.75ms from Edmonton, CA
170.56.58.49 AS15854 EntServ Deutschland GmbH 0.84ms from Frankfurt am Main, DE
86.243.178.241 AS3215 Orange S.A. 7.02ms from Frankfurt am Main, DE
60.176.212.65 AS4134 CHINANET-BACKBONE 4.29ms from Hangzhou, CN
39.171.92.1 AS56041 China Mobile communications corporation 10.17ms from Hangzhou, CN
111.2.76.129 AS56041 China Mobile communications corporation 7.00ms from Hangzhou, CN
119.18.130.1 AS24175 National Agency for Scientific and Technological Information 1.03ms from Hanoi, VN
38.207.5.193 AS135097 LUOGELANG (FRANCE) LIMITED 1.15ms from Hong Kong, HK
72.253.162.1 AS36149 Hawaiian Telcom Services Company, Inc. 2.08ms from Honolulu, US
50.172.190.1 AS7922 Comcast Cable Communications, LLC 3.36ms from Houston, US
111.40.231.81 AS132525 HeiLongJiang Mobile Communication Company Limited 14.30ms from Liaoyang, CN

Traceroute

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

$
traceroute -a -n -q1 -f5 210.21.42.57
traceroute to 210.21.42.57 (210.21.42.57): 64 hops max, 52 byte packets
5 [AS749] 11.94.155.85 0.855 ms
6 *
7 *
8 [AS17816] 221.4.0.97 2.52 ms
9 *
10 [AS17622] 210.21.42.57 2.756 ms
Measurement taken from IPinfo ProbeNet in Guangzhou, CN
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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