210.51.20.0/22

AS138421  ·  China Unicom

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Summary

Country China
Domain china-netcom.com
ASN AS138421
Parent Range 210.51.0.0/16
Registry APNIC
ID CNC-SH-IDC

WHOIS Details

inetnum:        210.51.20.0 - 210.51.63.255
netname:        CNC-SH-IDC
country:        CN
descr:          Shanghai Caohejing IDC of China Netcom
admin-c:        CH140-AP
tech-c:         YQ87-AP
status:         ALLOCATED NON-PORTABLE
changed:        cncipaddr@china-netcom.com 20040227
mnt-by:         MAINT-CN-ZM28
mnt-lower:      MAINT-CN-SHIDC
source:         APNIC

role:           CNCIDC hostmaster
address:        No.1,Beihuan Donglu,BDA,Beijing,China
country:        CN
phone:          +8610 6787 5599
fax-no:         +8610 6787 8624
e-mail:         cncipaddr@china-netcom.com
remarks:        send spam and abuse reports to tech-group@china-netcom.com
remarks:        Please include detailed information and times in UTC
admin-c:        TJ35-AP
tech-c:         TC254-AP
nic-hdl:        Ch140-AP
notify:         cncipaddr@china-netcom.com
mnt-by:         MAINT-CN-ZM28
changed:        hm-changed@apnic.net 20040226
source:         APNIC
changed:        hm-changed@apnic.net 20111114

person:         yanping qian
nic-hdl:        YQ87-AP
e-mail:         qianyp@china-netcom.com
address:        shanghai IDC of China Netcom
phone:          +86-021-58878899
fax-no:         +86-021-58878899
country:        cn
changed:        cncipaddr@china-netcom.com 20040227
mnt-by:         MAINT-CN-SHIDC
source:         APNIC

route:          210.51.0.0/16
descr:          CNC Group CncNet
country:        CN
origin:         AS9929
mnt-by:         MAINT-CNCGROUP-RR
changed:        abuse@cnc-noc.net 20060330
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 210.51.20.0/22

Range ASN Company Num of IPs
210.51.0.0/16 AS9929 China Unicom IP network 65,536

Nearby Ranges

BGP prefixes that overlap with 210.51.0.0/16

Range ASN Company Num of IPs
210.51.0.0/16 AS9929 China Unicom IP network 65,536
210.51.216.0/21 AS9929 Nanjing Banglian Television 2,048
210.51.230.0/23 AS9929 East Communication Co. 512
210.51.232.0/23 AS9929 NO.121 Fucheng Road,Mianyang, 512
210.51.229.0/24 AS9929 Jianghan Oil filed Communication 256
210.51.185.0/24 AS4808 CNC S-IDC YIZHUANG 256
210.51.241.0/24 AS9929 SuTian Broadcast Television 256

Hosted domains

There are 58 domain names hosted across 41 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.51.21.65 xn--5ssz63bq4ah2b.com 5
210.51.21.74 yueliangshi.com 3
210.51.21.97 starchase.site 3
210.51.21.7 ospinter.com.cn 2
210.51.22.157 veidijie.com.cn 2
210.51.21.69 changpianku.cn 2
210.51.21.132 tocona.com.cn 2
210.51.21.26 bigapple-china.com 2
210.51.21.232 sunrox.cn 2
210.51.22.75 nikebbn.cn 2
210.51.22.212 itcat.net.cn 2
210.51.21.21 freight-man.com 2
210.51.21.88 chinateam.com 1
210.51.22.170 manpeng.cn 1
210.51.22.12 4thhr.com 1
210.51.22.176 shwatch.cn 1
210.51.21.109 chnretailplusserver.net 1
210.51.21.11 pharm-hub.com.cn 1
210.51.21.113 englishfirst.co.th 1
210.51.23.174 interphone.com.cn 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

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

IP Address ASN Details
210.51.21.193 AS9929 CHINA UNICOM Industrial Internet Backbone 2.64ms from Shanghai, CN
210.51.20.1 AS138421 China Unicom 2.86ms from Shanghai, CN
210.51.22.85 AS9929 CHINA UNICOM Industrial Internet Backbone 2.75ms from Shanghai, 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
97.181.120.150 AS6167 Verizon Business 13.35ms from Atlanta, US
102.188.140.198 AS24835 Vodafone Data 10.07ms from Cairo, EG
113.221.132.182 AS4134 CHINANET-BACKBONE 3.00ms from Changsha, CN
90.187.110.6 AS3209 Vodafone GmbH 1.08ms from Hamburg, DE
171.231.117.134 AS7552 Viettel Group 12.89ms from Ho Chi Minh City, VN
119.189.147.198 AS4837 CHINA UNICOM China169 Backbone 6.32ms from Jinan, CN
104.32.59.118 AS20001 Charter Communications Inc 6.17ms from Los Angeles, US
37.215.139.22 AS6697 Republican Unitary Telecommunication Enterprise Beltelecom 5.61ms from Minsk, BY
69.117.28.54 AS6128 Cablevision Systems Corp. 10.13ms from Newark, US
217.253.181.22 AS3320 Deutsche Telekom AG 2.72ms from Nuernberg, DE
181.178.122.102 AS11556 Cable & Wireless Panama 1.59ms from Panama, PA
88.160.164.86 AS12322 Free SAS 2.42ms from Paris, FR
73.141.255.214 AS7922 Comcast Cable Communications, LLC 9.36ms from Piscataway, US
119.179.168.182 AS4837 CHINA UNICOM China169 Backbone 10.04ms from Qingdao, CN
3.209.16.70 AS14618 Amazon.com, Inc. 0.18ms from Reston, US
136.46.143.198 AS16591 Google Fiber Inc. 4.54ms from Salt Lake City, US
50.198.179.86 AS7922 Comcast Cable Communications, LLC 5.92ms from Salt Lake City, US
45.135.42.6 AS8888 xTom Pty Ltd 0.21ms from Singapore, SG
176.205.109.38 AS5384 Emirates Internet 9.67ms from Al Fujairah City, AE
97.64.228.214 AS30036 Mediacom Communications Corp 10.47ms from Atlanta, US
165.0.86.182 AS37053 RSAWEB (PTY) LTD 1.30ms from Cape Town, ZA
46.197.235.150 AS47524 Turksat Uydu Haberlesme ve Kablo TV Isletme A.S. 19.20ms from Istanbul, TR
109.48.158.118 AS2860 NOS COMUNICACOES, S.A. 10.51ms from Lisbon, PT
51.132.133.22 AS8075 Microsoft Corporation 0.20ms from London, GB
155.94.171.198 AS36352 HostPapa 0.25ms from Los Angeles, US

Traceroute

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

$
traceroute -a -n -q1 -f8 210.51.22.85
traceroute to 210.51.22.85 (210.51.22.85): 64 hops max, 52 byte packets
8 [AS4837] 219.158.32.2 2.946 ms
9 [AS138421] 210.51.63.2 3.931 ms
10 [AS9929] 210.51.22.85 5.571 ms
Measurement taken from IPinfo ProbeNet in Shanghai, 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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