210.39.0.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        210.36.0.0 - 210.39.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing, 100084
descr:          address for GZ region
country:        CN
admin-c:        JW1-CN
tech-c:         XL1-CN
tech-c:         LZ1-CN
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:43Z
source:         APNIC

irt:            IRT-CERNET-AP
address:        Network Research Center,
address:        Main Bldg, Tsinghua Univ
address:        Beijing 100084, China
phone:          +86-10-62784301
fax-no:         +86-10-62785933
e-mail:         abuse@cernet.edu.cn
abuse-mailbox:  abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        http://www.ccert.edu.cn
remarks:        abuse@cernet.edu.cn was validated on 2025-08-15
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-11-18T00:26:28Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Research Center,
address:        Main Bldg, Tsinghua Univ
address:        Beijing 100084, China
phone:          +86-10-62784301
e-mail:         abuse@cernet.edu.cn
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        abuse@cernet.edu.cn was validated on 2025-08-15
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-08-15T09:38:28Z
source:         APNIC

person:         Jianping Wu
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         jianping@cernet.edu.cn
nic-hdl:        JW1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

person:         Ling Zhang
address:        Network Center
address:        South China University of Technology
address:        Guangzhou, Guangdong 510641, China
address:        CN
country:        CN
phone:          +86-20-87110596
fax-no:         +86-20-87110019
e-mail:         ling@scut.edu.cn
nic-hdl:        LZ1-CN
notify:         dbmon@apnic.net
mnt-by:         MAINT-NULL
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

person:         Xing Li
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         xing@cernet.edu.cn
nic-hdl:        XL1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 210.39.0.0/16

No nearby ranges found.

Hosted domains

There are 13 domain names hosted across 8 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.39.2.238 adelesun.com 5
210.39.4.1 szu.edu.cn 2
210.39.12.28 szu.sd 1
210.39.9.3 fspxcu2.com.tr 1
210.39.2.109 whoislearning.com 1
210.39.2.212 procreaters.com 1
210.39.2.207 0755tt.com 1
210.39.1.38 boxinyuantec.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

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

IP Address ASN Details
210.39.4.10 AS4538 China Education and Research Network Center 2.79ms from Shenzhen, CN
210.39.2.207 AS4538 China Education and Research Network Center 2.54ms from Shenzhen, CN
210.39.3.155 AS4538 China Education and Research Network Center 2.70ms from Shenzhen, CN
210.39.5.9 AS4538 China Education and Research Network Center 1.78ms from Shenzhen, CN
210.39.12.28 AS4538 China Education and Research Network Center 4.38ms from Shenzhen, CN
210.39.9.6 AS4538 China Education and Research Network Center 2.05ms from Shenzhen, CN
210.39.8.33 AS4538 China Education and Research Network Center 3.21ms from Shenzhen, 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
122.58.77.132 AS4771 Spark New Zealand Trading Ltd. 9.88ms from Auckland, NZ
207.89.58.20 AS394444 Jefferson Radiology, P.C. 9.04ms from Boston, US
174.168.61.36 AS7922 Comcast Cable Communications, LLC 2.94ms from Boston, US
50.198.56.20 AS7922 Comcast Cable Communications, LLC 5.87ms from Chicago, US
47.189.100.228 AS5650 Frontier Communications of America, Inc. 1.24ms from Dallas, US
216.197.242.84 AS803 Saskatchewan Telecommunications 19.35ms from Des Moines, US
112.109.194.4 AS4837 CHINA UNICOM China169 Backbone 6.67ms from Fuzhou, CN
113.108.148.100 AS4134 CHINANET-BACKBONE 2.08ms from Guangzhou, CN
162.249.54.4 AS29696 Carthage Water and Electric 4.32ms from Kansas City, US
149.102.5.148 AS210874 Box Broadband Limited 2.68ms from London, GB
82.5.202.180 AS5089 Virgin Media Limited 5.02ms from London, GB
5.40.210.4 AS6739 VODAFONE ONO, S.A. 7.67ms from Madrid, ES
86.194.65.84 AS3215 Orange S.A. 6.76ms from Marseille, FR
20.125.19.100 AS8075 Microsoft Corporation 0.35ms from Quincy, US
3.224.115.132 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
52.54.144.244 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
13.115.120.116 AS16509 Amazon.com, Inc. 0.16ms from Tokyo, JP
178.39.42.180 AS6730 Sunrise GmbH 1.64ms from Zuerich, CH
20.106.156.212 AS8075 Microsoft Corporation 0.46ms from Ashburn, US
91.180.109.244 AS5432 Proximus NV 3.05ms from Brussels, BE
92.33.252.212 AS8434 Telenor Sverige AB 4.86ms from Copenhagen, DK
14.254.55.36 AS45899 VNPT Corp 5.18ms from Da Nang, VN
173.185.151.100 AS7029 Windstream Communications LLC 0.29ms from Dallas, US
154.194.101.180 AS62240 Clouvider 0.25ms from Frankfurt am Main, DE
110.81.152.196 AS133776 Quanzhou 5.63ms from Fuzhou, CN

Traceroute

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

$
traceroute -a -n -q1 -f6 210.39.9.1
traceroute to 210.39.9.1 (210.39.9.1): 64 hops max, 52 byte packets
6 [AS4538] 101.4.131.133 3.104 ms
7 *
8 [AS4538] 101.4.116.110 4.337 ms
9 [AS4538] 210.39.9.1 2.304 ms
Measurement taken from IPinfo ProbeNet in Shenzhen, 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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