210.34.0.0/20

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:        210.32.0.0 - 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 210.34.0.0/16

No nearby ranges found.

Hosted domains

There are 3 domain names hosted across 3 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
210.34.5.205 yefei.me 1
210.34.0.168 unme.pw 1
210.34.0.167 xpx.im 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

1,520 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
210.34.9.95 AS4538 China Education and Research Network Center 11.24ms from Guangzhou, CN
210.34.13.125 AS4538 China Education and Research Network Center 11.64ms from Guangzhou, CN
210.34.15.57 AS4538 China Education and Research Network Center 11.63ms from Guangzhou, CN
210.34.0.87 AS4538 China Education and Research Network Center 11.68ms from Guangzhou, CN
210.34.12.106 AS4538 China Education and Research Network Center 11.26ms from Guangzhou, CN
210.34.2.195 AS4538 China Education and Research Network Center 11.27ms from Guangzhou, CN
210.34.10.138 AS4538 China Education and Research Network Center 11.26ms from Guangzhou, CN
210.34.6.168 AS4538 China Education and Research Network Center 11.26ms from Guangzhou, CN
210.34.11.191 AS4538 China Education and Research Network Center 11.68ms from Guangzhou, CN
210.34.5.79 AS4538 China Education and Research Network Center 11.59ms from Guangzhou, CN
210.34.8.20 AS4538 China Education and Research Network Center 11.54ms from Guangzhou, CN
210.34.4.35 AS4538 China Education and Research Network Center 11.60ms from Guangzhou, CN
210.34.14.173 AS4538 China Education and Research Network Center 11.66ms from Guangzhou, CN
210.34.3.206 AS4538 China Education and Research Network Center 11.25ms from Guangzhou, CN
210.34.1.204 AS4538 China Education and Research Network Center 11.28ms from Guangzhou, CN
210.34.7.25 AS4538 China Education and Research Network Center 11.54ms 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
86.126.99.148 AS8708 DIGI ROMANIA S.A. 3.31ms from Bucharest, RO
84.2.103.20 AS5483 Magyar Telekom Plc. 0.94ms from Budapest, HU
128.42.146.68 AS8 Rice University 1.54ms from Houston, US
82.43.249.100 AS5089 Virgin Media Limited 6.19ms from London, GB
35.142.97.100 AS33363 Charter Communications, Inc 7.83ms from Orlando, US
107.3.175.84 AS7922 Comcast Cable Communications, LLC 6.62ms from San Jose, US
160.16.236.52 AS9370 SAKURA Internet Inc. 0.76ms from Tokyo, JP
208.80.155.116 AS14907 Wikimedia Foundation Inc. 0.18ms from Ashburn, US
147.154.79.84 AS31898 Oracle Corporation 0.65ms from Ashburn, US
62.74.220.228 AS3329 VODAFONE-PANAFON HELLENIC TELECOMMUNICATIONS COMPANY SA 1.28ms from Athens, GR
35.165.29.180 AS16509 Amazon.com, Inc. 0.14ms from Boardman, US
69.23.228.4 AS10796 Charter Communications Inc 10.44ms from Columbus, US
70.119.76.244 AS11427 Charter Communications Inc 4.20ms from Dallas, US
52.180.163.164 AS8075 Microsoft Corporation 0.39ms from Des Moines, US
124.71.100.164 AS55990 Huawei Cloud Service data center 1.89ms from Guangzhou, CN
194.211.100.4 AS719 Elisa Oyj 0.94ms from Helsinki, FI
113.155.195.196 AS18126 Chubu Telecommunications Company, Inc. 5.00ms from Osaka, JP
153.228.145.228 AS4713 NTT DOCOMO BUSINESS,Inc. 2.49ms from Osaka, JP
38.59.206.36 AS4226 Sumofiber 1.22ms from Salt Lake City, US
187.207.149.116 AS8151 UNINET 4.18ms from Santiago de Queretaro, MX
17.23.14.20 AS714 Apple Inc. 0.33ms from Singapore, SG
103.247.89.180 AS55902 TS-NET of TOSET, Inc. in Japan 1.98ms from Tokyo, JP
101.109.161.148 AS23969 TOT Public Company Limited 1.29ms from Bangkok, TH
12.179.62.196 AS7018 AT&T Enterprises, LLC 7.50ms from Chicago, US
166.127.10.116 AS4604 Houston Independent School District 7.33ms from Dallas, US

Traceroute

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

$
traceroute -a -n -q1 -f6 210.34.11.146
traceroute to 210.34.11.146 (210.34.11.146): 64 hops max, 52 byte packets
6 [AS4538] 101.4.131.129 3.961 ms
7 *
8 *
9 *
10 [AS4538] 101.4.115.90 18.338 ms
11 *
12 *
13 [AS4538] 210.34.11.146 16.181 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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