210.32.200.0/21

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 Center,
address:        FIT-3-220, 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:        abuse@cernet.edu.cn was validated on 2026-03-05
mnt-by:         MAINT-CERNET-AP
last-modified:  2026-03-05T06:39:56Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Center,
address:        FIT-3-220, 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 2026-03-05
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-05T06:40:20Z
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 no domains currently hosted on this ASN.

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
210.32.203.244 AS4538 China Education and Research Network Center 5.43ms from Hangzhou, CN
210.32.204.250 AS4538 China Education and Research Network Center 5.22ms from Hangzhou, CN
210.32.202.2 AS4538 China Education and Research Network Center 7.60ms from Hangzhou, CN
210.32.205.10 AS4538 China Education and Research Network Center 5.41ms from Hangzhou, CN
210.32.201.65 AS4538 China Education and Research Network Center 8.51ms from Hangzhou, CN
210.32.200.42 AS4538 China Education and Research Network Center 5.44ms 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
117.13.68.85 AS4837 CHINA UNICOM China169 Backbone 4.81ms from Beijing, CN
101.73.3.21 AS4837 CHINA UNICOM China169 Backbone 7.79ms from Beijing, CN
69.84.159.101 AS27382 FirstLight Fiber, Inc. 8.52ms from Boston, US
122.163.199.69 AS24560 Bharti Airtel Ltd., Telemedia Services 10.19ms from Delhi, IN
70.92.36.85 AS11427 Charter Communications Inc 1.08ms from Houston, US
95.9.228.21 AS9121 Turk Telekomunikasyon Anonim Sirketi 17.32ms from Istanbul, TR
170.84.85.229 AS264996 SERVLINK TELECOM LTDA - ME 3.19ms from Joao Pessoa, BR
89.153.173.213 AS2860 NOS COMUNICACOES, S.A. 1.95ms from Lisbon, PT
37.17.127.117 AS42772 Unitary enterprise A1 0.51ms from Minsk, BY
193.32.15.53 AS50204 PE Bondar TN 18.24ms from Moscow, RU
167.71.21.229 AS14061 DigitalOcean, LLC 0.22ms from New York City, US
77.67.106.53 AS3257 GTT Communications Inc. 1.27ms from Prague, CZ
23.223.247.5 AS20940 Akamai International B.V. 0.60ms from San Jose, US
49.50.130.69 AS135354 NAVER BUSINESS PLATFORM ASIA PACIFIC PTE. LTD. 0.92ms from Seoul, KR
35.212.224.197 AS15169 Google LLC 0.15ms from The Dalles, US
59.144.120.85 AS9498 BHARTI Airtel Ltd. 0.59ms from Bengaluru, IN
78.20.78.197 AS6848 Telenet BV 7.46ms from Brussels, BE
24.12.172.85 AS7922 Comcast Cable Communications, LLC 6.03ms from Chicago, US
116.111.164.197 AS24086 Viettel Corporation 7.12ms from Ho Chi Minh City, VN
222.253.199.229 AS45899 VNPT Corp 2.37ms from Ho Chi Minh City, VN
218.255.152.53 AS9381 HKBN Enterprise Solutions HK Limited 0.70ms from Hong Kong, HK
146.90.124.213 AS6871 Plusnet 5.66ms from London, GB
47.141.15.165 AS5650 Frontier Communications of America, Inc. 3.44ms from Los Angeles, US
85.57.57.229 AS12479 Orange Espagne SA 9.98ms from Madrid, ES
2.238.241.37 AS12874 Fastweb SpA 5.98ms from Milan, IT

Traceroute

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

$
traceroute -a -n -q1 -f4 -m11 210.32.206.186
traceroute to 210.32.206.186 (210.32.206.186): 11 hops max, 52 byte packets
5 [AS58453] 223.120.6.69 9.113 ms
6 *
7 [] 123.255.91.118 157.433 ms
8 [AS4538] 101.4.114.181 187.561 ms
9 *
10 *
11 *
Measurement taken from IPinfo ProbeNet in San Jose, US
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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