202.201.0.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Registry APNIC
ID XAR-CERNET

WHOIS Details

inetnum:        202.200.0.0 - 202.201.255.255
netname:        XAR-CERNET
descr:          China Education and Research Network
descr:          Xi'an Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ASSIGNED NON-PORTABLE
remarks:        origin AS4538
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2021-03-24T13:04:50Z
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:  2025-09-04T00:59:41Z
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

role:           CERNET Helpdesk
address:        CERNET Center
address:        Beijing 100084, China
country:        CN
phone:          +86-10-6278-4049
fax-no:         +86-10-6278-5933
e-mail:         helpdesk@cernet.edu.cn
remarks:        abuse@cernet.edu.cn
admin-c:        XL1-CN
tech-c:         SZ2-AP
nic-hdl:        CER-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2020-09-03T09:14:12Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 202.201.0.0/16

No nearby ranges found.

Hosted domains

There are 8 domain names hosted across 5 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
202.201.0.77 lzu.edu.cn 4
202.201.13.121 china-jb.cn 1
202.201.13.193 flyhorsespace.com 1
202.201.0.99 lzupress.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

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

IP Address ASN Details
202.201.15.251 AS4538 China Education and Research Network Center 28.07ms from Beijing, CN
202.201.13.64 AS4538 China Education and Research Network Center 27.83ms from Beijing, CN
202.201.1.219 AS4538 China Education and Research Network Center 27.88ms from Beijing, CN
202.201.2.195 AS4538 China Education and Research Network Center 22.54ms from Chengdu, CN
202.201.9.72 AS4538 China Education and Research Network Center 27.98ms from Beijing, CN
202.201.0.77 AS4538 China Education and Research Network Center 27.98ms from Beijing, CN
202.201.7.31 AS4538 China Education and Research Network Center 28.62ms from Beijing, 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
201.7.82.228 AS8167 V tal 18.04ms from Brasilia, BR
94.53.190.36 AS48161 NEXTGEN COMMUNICATIONS SRL 9.73ms from Bucharest, RO
27.252.119.20 AS9500 One New Zealand Group Limited 7.20ms from Christchurch, NZ
170.225.31.132 AS2140 Kyndryl 1.48ms from Denver, US
52.214.79.228 AS16509 Amazon.com, Inc. 0.14ms from Dublin, IE
2.206.99.196 AS3209 Vodafone GmbH 4.58ms from Duesseldorf, DE
172.236.206.4 AS63949 Akamai Connected Cloud 0.55ms from Frankfurt am Main, DE
120.221.43.4 AS24444 Shandong Mobile Communication Company Limited 1.05ms from Jinan, CN
146.199.254.164 AS6871 Plusnet 6.09ms from London, GB
106.178.234.180 AS2516 KDDI CORPORATION 19.03ms from Tokyo, JP
118.244.227.4 AS4847 China Networks Inter-Exchange 1.89ms from Beijing, CN
52.32.31.68 AS16509 Amazon.com, Inc. 0.18ms from Boardman, US
23.57.151.212 AS16625 Akamai Technologies, Inc. 0.53ms from Boston, US
85.248.16.4 AS5578 SWAN, a.s. 0.25ms from Bratislava, SK
14.172.28.4 AS45899 VNPT Corp 2.30ms from Ho Chi Minh City, VN
62.164.176.36 AS8851 GCI Network Solutions Limited 0.64ms from London, GB
71.84.207.36 AS20115 Charter Communications LLC 3.92ms from Los Angeles, US
90.249.244.20 AS5378 Vodafone Limited 3.75ms from Manchester, GB
124.180.35.164 AS1221 Telstra Limited 3.71ms from Sydney, AU
27.138.45.68 AS9824 JCOM Co., Ltd. 12.98ms from Tokyo, JP
66.42.84.116 AS20473 The Constant Company, LLC 0.15ms from Atlanta, US
101.26.29.212 AS4837 CHINA UNICOM China169 Backbone 11.65ms from Beijing, CN
45.36.181.36 AS11426 Charter Communications Inc 12.53ms from Charlotte, US
103.194.90.116 AS134319 Elyzium Technologies Pvt. Ltd. 1.73ms from Delhi, IN
159.75.30.164 AS45090 Shenzhen Tencent Computer Systems Company Limited 2.03ms from Guangzhou, CN

Traceroute

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

$
traceroute -a -n -q1 -m17 202.201.5.169
traceroute to 202.201.5.169 (202.201.5.169): 17 hops max, 52 byte packets
2 *
3 *
4 *
5 [AS4134] 218.30.49.197 12.045 ms
6 [] 59.43.182.186 132.067 ms
7 *
8 [] 59.43.159.17 142.401 ms
9 *
10 *
11 *
12 [AS4538] 101.4.117.157 180.035 ms
13 [AS4538] 101.4.118.166 177.419 ms
14 [AS4538] 101.4.117.78 191.756 ms
15 *
16 *
17 *
Measurement taken from IPinfo ProbeNet in Los Angeles, 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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