210.38.128.0/20

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 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 210.38.0.0/16

No nearby ranges found.

Hosted domains

There are 5 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
210.38.137.210 xn--6fr5vqnh24j.xyz 3
210.38.139.34 wteamweb.com 1
210.38.137.96 lurencun.com 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

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

IP Address ASN Details
210.38.140.14 AS4538 China Education and Research Network Center 12.87ms from Guangzhou, CN
210.38.137.199 AS4538 China Education and Research Network Center 12.23ms from Guangzhou, CN
210.38.143.16 AS4538 China Education and Research Network Center 12.77ms from Guangzhou, CN
210.38.136.93 AS4538 China Education and Research Network Center 13.22ms from Guangzhou, CN
210.38.138.4 AS4538 China Education and Research Network Center 12.97ms from Guangzhou, CN
210.38.139.204 AS4538 China Education and Research Network Center 11.85ms from Guangzhou, CN
210.38.128.34 AS4538 China Education and Research Network Center 12.63ms 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
107.133.39.132 AS7018 AT&T Enterprises, LLC 11.54ms from Atlanta, US
103.91.162.20 AS136319 Acebrowse Private Ltd 0.60ms from Delhi, IN
177.100.30.4 AS28573 Claro NXT Telecomunicacoes Ltda 1.62ms from Fortaleza, BR
128.176.119.68 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 6.71ms from Frankfurt am Main, DE
47.75.211.148 AS45102 Alibaba (US) Technology Co., Ltd. 0.76ms from Hong Kong, HK
81.100.118.212 AS5089 Virgin Media Limited 9.85ms from London, GB
80.76.80.20 AS41497 INTRED S.P.A. 6.13ms from Milan, IT
128.204.60.164 AS12714 PJSC MegaFon 2.04ms from Moscow, RU
220.153.54.164 AS18081 Kintetsu Cable Network Co., Ltd. 1.43ms from Osaka, JP
27.222.57.100 AS4837 CHINA UNICOM China169 Backbone 7.88ms from Qingdao, CN
47.246.29.84 AS24429 Zhejiang Taobao Network Co.,Ltd 0.65ms from Seoul, KR
42.54.64.116 AS4837 CHINA UNICOM China169 Backbone 3.27ms from Tieling, CN
126.70.163.52 AS17676 SoftBank Corp. 3.01ms from Tokyo, JP
39.107.57.148 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 2.06ms from Beijing, CN
100.21.197.228 AS16509 Amazon.com, Inc. 0.19ms from Boardman, US
181.132.162.196 AS13489 UNE EPM TELECOMUNICACIONES S.A. 10.72ms from Bogota, CO
45.241.193.212 AS24863 Link Egypt (Link.NET) 13.84ms from Cairo, EG
218.21.192.20 AS4837 CHINA UNICOM China169 Backbone 12.14ms from Changchun, CN
104.230.253.4 AS10796 Charter Communications Inc 9.46ms from Columbus, US
13.78.128.132 AS8075 Microsoft Corporation 3.27ms from Denver, US
175.31.55.20 AS4134 CHINANET-BACKBONE 11.21ms from Harbin, CN
113.169.107.132 AS45899 VNPT Corp 2.18ms from Ho Chi Minh City, VN
182.177.177.20 AS17557 Pakistan Telecommunication Company Limited 10.49ms from Islamabad, PK
195.225.217.244 AS31220 Six Degrees Technology Group Limited 0.81ms from London, GB
203.82.37.244 AS18187 Ignite Telecommunications Inc 0.34ms from Manila, PH

Traceroute

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

$
traceroute -a -n -q1 -m13 210.38.133.253
traceroute to 210.38.133.253 (210.38.133.253): 13 hops max, 52 byte packets
2 [] 185.0.27.51 8.655 ms
3 *
4 [] 69.194.166.38 197.593 ms
5 *
6 [AS4538] 101.4.114.181 249.715 ms
7 *
8 *
9 [AS4538] 101.4.114.38 265.43 ms
10 [AS4538] 101.4.114.61 272.309 ms
11 *
12 *
13 *
Measurement taken from IPinfo ProbeNet in Frankfurt am Main, DE
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.

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