210.34.128.0/19

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 2 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
210.34.128.33 jsmyyd.top 1
210.34.129.248 xn--pss25cl03dkot.xn--55qw42g 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

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

IP Address ASN Details
210.34.128.32 AS4538 China Education and Research Network Center 12.09ms from Guangzhou, CN
210.34.144.216 AS4538 China Education and Research Network Center 12.08ms from Guangzhou, CN
210.34.129.249 AS4538 China Education and Research Network Center 12.02ms from Guangzhou, CN
210.34.130.84 AS4538 China Education and Research Network Center 12.04ms 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
177.201.25.3 AS8167 V tal 1.05ms from Brasilia, BR
183.107.91.195 AS4766 Korea Telecom 5.19ms from Incheon, KR
113.123.156.99 AS4134 CHINANET-BACKBONE 6.56ms from Jinan, CN
119.177.69.131 AS4837 CHINA UNICOM China169 Backbone 6.49ms from Jinan, CN
2.235.238.51 AS12874 Fastweb SpA 3.75ms from Milan, IT
66.7.200.163 AS33182 HostDime.com, Inc. 0.23ms from Orlando, US
94.19.245.163 AS35807 SkyNet Ltd. 0.56ms from Saint Petersburg, RU
125.140.75.131 AS4766 Korea Telecom 1.99ms from Seoul, KR
194.180.39.3 AS60701 MariaDB Bulgaria EOOD 0.55ms from Sofia, BG
125.228.86.147 AS3462 Data Communication Business Group 2.53ms from Taipei, TW
4.173.77.67 AS8075 Microsoft Corporation 0.19ms from Toronto, CA
212.52.34.3 AS21412 UAB Cgates 2.14ms from Vilnius, LT
20.172.233.211 AS8075 Microsoft Corporation 0.41ms from Ashburn, US
60.28.32.211 AS4837 CHINA UNICOM China169 Backbone 5.35ms from Beijing, CN
54.185.9.243 AS16509 Amazon.com, Inc. 0.16ms from Boardman, US
108.156.247.195 AS16509 Amazon.com, Inc. 0.28ms from Dallas, US
191.235.145.35 AS8075 Microsoft Corporation 0.83ms from Dublin, IE
154.9.255.3 AS979 NetLab Global 0.39ms from Los Angeles, US
89.169.150.163 AS200350 Yandex.Cloud LLC 2.79ms from Moscow, RU
58.181.22.195 AS17877 KX NexG Co., LTD 3.84ms from Seoul, KR
211.196.190.99 AS4766 Korea Telecom 1.07ms from Seoul, KR
14.47.98.67 AS4766 Korea Telecom 1.68ms from Seoul, KR
213.109.179.115 AS16509 Amazon.com, Inc. 0.18ms from Sydney, AU
133.202.32.179 AS2518 BIGLOBE Inc. 11.44ms from Tokyo, JP
177.191.45.243 AS53006 ALGAR TELECOM S/A 5.32ms from Uberlandia, BR

Traceroute

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

$
traceroute -a -n -q1 -f4 -m19 210.34.145.66
traceroute to 210.34.145.66 (210.34.145.66): 19 hops max, 52 byte packets
4 [AS4800] 36.37.77.20 13.243 ms
5 [AS4800] 36.37.77.41 14.568 ms
6 [] 123.255.91.118 51.93 ms
7 [AS4538] 101.4.114.181 85.311 ms
8 *
9 [AS4538] 101.4.117.81 88.288 ms
10 *
11 *
12 [AS4538] 101.4.118.250 116.251 ms
13 [AS4538] 101.4.117.46 117.279 ms
14 [AS4538] 101.4.117.41 133.215 ms
15 *
16 [AS4538] 101.4.115.90 132.391 ms
17 *
18 *
19 *
Measurement taken from IPinfo ProbeNet in Medan, ID
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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