202.200.112.0/20

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:  2025-11-18T00:26:28Z
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 202.200.0.0/16

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
202.200.122.158 xaut.edu.cn 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

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

IP Address ASN Details
202.200.112.4 AS4538 China Education and Research Network Center 14.49ms from Chengdu, CN
202.200.119.140 AS4538 China Education and Research Network Center 19.91ms from Beijing, CN
202.200.126.229 AS4538 China Education and Research Network Center 14.37ms from Chengdu, CN
202.200.117.7 AS4538 China Education and Research Network Center 15.36ms from Chengdu, CN
202.200.123.103 AS4538 China Education and Research Network Center 19.68ms from Beijing, CN
202.200.122.120 AS4538 China Education and Research Network Center 14.32ms from Chengdu, 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
155.166.140.228 AS20057 AT&T Enterprises, LLC 19.87ms from Ashburn, US
79.243.71.36 AS3320 Deutsche Telekom AG 4.47ms from Duesseldorf, DE
84.57.163.100 AS3209 Vodafone GmbH 19.47ms from Frankfurt am Main, DE
125.123.158.148 AS4134 CHINANET-BACKBONE 7.53ms from Hangzhou, CN
14.136.37.132 AS9269 Hong Kong Broadband Network Ltd. 1.50ms from Hong Kong, HK
116.3.194.196 AS4837 CHINA UNICOM China169 Backbone 8.14ms from Liaoyang, CN
79.155.177.68 AS3352 TELEFONICA DE ESPANA S.A.U. 9.27ms from Madrid, ES
15.229.68.132 AS16509 Amazon.com, Inc. 0.83ms from Osasco, BR
181.197.65.196 AS18809 Cable Onda 8.43ms from Panama, PA
119.180.32.148 AS4837 CHINA UNICOM China169 Backbone 4.56ms from Qingdao, CN
192.126.158.68 AS397731 EliteWork LLC 1.08ms from Seattle, US
126.206.15.52 AS17676 SoftBank Corp. 3.49ms from Tokyo, JP
3.90.131.100 AS14618 Amazon.com, Inc. 0.55ms from Ashburn, US
192.111.131.20 AS46562 Performive LLC 0.58ms from Atlanta, US
44.229.71.100 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
135.232.58.164 AS8075 Microsoft Corporation 0.20ms from Boydton, US
73.59.195.212 AS7922 Comcast Cable Communications, LLC 15.69ms from Dallas, US
94.204.179.52 AS15802 Emirates Integrated Telecommunications Company PJSC 3.56ms from Dubai, AE
91.3.118.52 AS3320 Deutsche Telekom AG 5.49ms from Frankfurt am Main, DE
8.134.15.132 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.16ms from Guangzhou, CN
91.151.3.164 AS42004 VOIP-UN LIMITED 0.47ms from London, GB
18.100.234.132 AS16509 Amazon.com, Inc. 5.89ms from Madrid, ES
189.138.22.100 AS8151 UNINET 2.41ms from Mexico City, MX
178.168.230.148 AS25106 Mobile TeleSystems JLLC 4.10ms from Minsk, BY
106.214.210.164 AS24560 Bharti Airtel Ltd., Telemedia Services 15.86ms from Mumbai, IN

Traceroute

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

$
traceroute -a -n -q1 -f4 202.200.122.218
traceroute to 202.200.122.218 (202.200.122.218): 64 hops max, 52 byte packets
7 [AS13030] 5.180.135.189 25.886 ms
8 [] 195.66.224.167 17.093 ms
9 [AS3491] 63.218.114.82 199.287 ms
10 [AS3491] 63.218.115.14 199.006 ms
11 *
12 [AS4538] 101.4.114.169 271.347 ms
13 *
14 [AS4538] 101.4.112.14 255.488 ms
15 *
16 *
17 *
18 *
19 [AS4538] 202.200.122.218 246.346 ms
Measurement taken from IPinfo ProbeNet in Geneve, CH
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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