210.32.32.0/21

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:        210.32.0.0 - 210.35.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing, 100084
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 210.32.0.0/16

No nearby ranges found.

Hosted domains

There are 4 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.32.32.8 go-marry.com 4
210.32.32.9 tutors.org.tw 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

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

IP Address ASN Details
210.32.32.162 AS4538 China Education and Research Network Center 7.11ms from Hangzhou, CN
210.32.34.83 AS4538 China Education and Research Network Center 5.42ms from Hangzhou, CN
210.32.35.5 AS4538 China Education and Research Network Center 5.58ms from Hangzhou, 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
130.117.253.165 AS174 Cogent Communications, LLC 0.41ms from Amsterdam, NL
207.98.212.213 AS12083 WideOpenWest Finance LLC 4.21ms from Atlanta, US
52.89.167.37 AS16509 Amazon.com, Inc. 0.16ms from Boardman, US
216.79.18.117 AS6389 AT&T Enterprises, LLC 5.46ms from Chicago, US
13.59.157.101 AS16509 Amazon.com, Inc. 0.18ms from Columbus, US
18.198.135.149 AS16509 Amazon.com, Inc. 0.18ms from Frankfurt am Main, DE
87.172.159.37 AS3320 Deutsche Telekom AG 5.39ms from Frankfurt am Main, DE
84.200.185.21 AS44066 firstcolo GmbH 0.51ms from Frankfurt am Main, DE
139.6.56.149 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 3.53ms from Frankfurt am Main, DE
121.198.44.197 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 4.56ms from Hangzhou, CN
116.92.212.85 AS9381 HKBN Enterprise Solutions HK Limited 0.68ms from Hong Kong, HK
38.194.9.229 AS18615 Mainstream Fiber Networks, LLC 5.36ms from Indianapolis, US
103.187.165.5 AS149897 PT Amanusa Telemedia Mahardika 0.32ms from Jakarta, ID
81.248.12.229 AS3215 Orange S.A. 2.81ms from Le Lamentin, MQ
108.159.43.165 AS16509 Amazon.com, Inc. 0.99ms from Lohogaon, IN
81.152.213.229 AS2856 British Telecommunications PLC 1.17ms from London, GB
185.160.195.85 AS48449 SMARTNET I.K.E. 0.45ms from Marseille, FR
117.141.22.245 AS9808 China Mobile Communications Group Co., Ltd. 5.40ms from Nanning, CN
222.175.156.37 AS4134 CHINANET-BACKBONE 6.29ms from Qingdao, CN
3.211.238.53 AS14618 Amazon.com, Inc. 0.17ms from Reston, US
203.251.63.213 AS4766 Korea Telecom 5.22ms from Seoul, KR
222.72.117.229 AS4812 China Telecom (Group) 2.16ms from Shanghai, CN
80.121.92.37 AS8447 A1 Telekom Austria AG 4.45ms from Vienna, AT
57.153.48.117 AS8075 Microsoft Corporation 0.23ms from Amsterdam, NL
190.249.4.197 AS13489 UNE EPM TELECOMUNICACIONES S.A. 5.37ms from Bogotá, CO

Traceroute

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

$
traceroute -a -n -q1 -f3 -m13 210.32.37.208
traceroute to 210.32.37.208 (210.32.37.208): 13 hops max, 52 byte packets
3 [AS749] 11.95.19.225 3.764 ms
4 *
5 *
6 *
7 *
8 [AS4637] 210.57.81.65 23.931 ms
9 [] 123.255.91.118 22.219 ms
10 [AS4538] 101.4.114.181 60.793 ms
11 *
12 *
13 *
Measurement taken from IPinfo ProbeNet in Manila, PH
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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