202.201.152.0/21

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.201.128.0/19
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 2025-01-22
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-01-22T13:47:43Z
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 2025-01-22
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-22T16:25:45Z
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

Overlapping Ranges

BGP prefixes that contain 202.201.152.0/21

Range ASN Company Num of IPs
202.201.128.0/19 AS4538 China Education and Research Network 8,192
202.200.0.0/13 AS4538 China Education and Research Network 524,288
202.192.0.0/12 AS4538 China Education and Research Network 1,048,576

BGP prefixes that are contained by 202.201.152.0/21

Range ASN Company Num of IPs
202.201.152.0/24 AS4538 China Education and Research Network 256
202.201.154.0/24 AS4538 China Education and Research Network 256

Nearby Ranges

BGP prefixes that overlap with 202.201.0.0/16

Range ASN Company Num of IPs
202.192.0.0/12 AS4538 China Education and Research Network 1,048,576
202.200.0.0/13 AS4538 China Education and Research Network 524,288
202.201.192.0/18 AS4538 China Education and Research Network 16,384
202.201.160.0/19 AS4538 China Education and Research Network 8,192
202.201.128.0/19 AS4538 China Education and Research Network 8,192
202.201.48.0/20 AS4538 China Education and Research Network 4,096
202.201.64.0/20 AS4538 China Education and Research Network 4,096
202.201.32.0/20 AS4538 China Education and Research Network 4,096
202.201.240.0/20 AS4538 China Education and Research Network 4,096
202.201.112.0/20 AS4538 China Education and Research Network 4,096
202.201.16.0/20 AS4538 China Education and Research Network 4,096
202.201.0.0/20 AS4538 China Education and Research Network 4,096
202.201.88.0/21 AS4538 China Education and Research Network 2,048
202.201.80.0/21 AS4538 China Education and Research Network 2,048
202.201.176.0/21 AS4538 China Education and Research Network 2,048
202.201.216.0/22 AS4538 China Education and Research Network 1,024
202.201.96.0/22 AS4538 China Education and Research Network 1,024
202.201.108.0/22 AS4538 China Education and Research Network 1,024
202.201.106.0/23 AS4538 China Education and Research Network 512
202.201.14.0/24 AS4538 China Education and Research Network 256
202.201.33.0/24 AS4538 China Education and Research Network 256
202.201.255.0/24 AS4538 China Education and Research Network 256
202.201.80.0/24 AS4538 China Education and Research Network 256
202.201.32.0/24 AS4538 China Education and Research Network 256
202.201.166.0/24 AS4538 China Education and Research Network 256
202.201.64.0/24 AS4538 China Education and Research Network 256
202.201.152.0/24 AS4538 China Education and Research Network 256
202.201.128.0/24 AS4538 China Education and Research Network 256
202.201.220.0/24 AS4538 China Education and Research Network 256
202.201.160.0/24 AS4538 China Education and Research Network 256
202.201.18.0/24 AS4538 China Education and Research Network 256
202.201.253.0/24 AS4538 China Education and Research Network 256
202.201.96.0/24 AS4538 China Education and Research Network 256
202.201.53.0/24 AS4538 China Education and Research Network 256
202.201.44.0/24 AS4538 China Education and Research Network 256
202.201.144.0/24 AS4538 China Education and Research Network 256
202.201.43.0/24 AS4538 China Education and Research Network 256
202.201.0.0/24 AS4538 China Education and Research Network 256
202.201.48.0/24 AS4538 China Education and Research Network 256
202.201.68.0/24 AS4538 China Education and Research Network 256
202.201.154.0/24 AS4538 China Education and Research Network 256
202.201.106.0/24 AS4538 China Education and Research Network 256
202.201.201.0/24 AS4538 China Education and Research Network 256
202.201.65.0/24 AS4538 China Education and Research Network 256
202.201.69.0/24 AS4538 China Education and Research Network 256

Hosted domains

There is 1 domain name hosted across 1 IP address on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP

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

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

IP Address ASN Details
202.201.156.37 AS4538 China Education and Research Network Center 34.62ms from Beijing, CN
202.201.157.2 AS4538 China Education and Research Network Center 35.21ms from Beijing, CN
202.201.153.239 AS4538 China Education and Research Network Center 37.31ms from Beijing, CN
202.201.152.4 AS4538 China Education and Research Network Center 37.23ms 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
94.16.126.165 AS42473 ANEXIA Internetdienstleistungs GmbH 0.19ms from Ashburn, US
64.139.70.53 AS7922 Comcast Cable Communications, LLC 12.84ms from Ashburn, US
158.108.5.5 AS9411 Kasetsart University, Thailand 0.94ms from Bangkok, TH
35.86.2.133 AS16509 Amazon.com, Inc. 0.59ms from Boardman, US
34.71.237.229 AS396982 Google LLC 0.12ms from Council Bluffs, US
97.139.38.117 AS6167 Verizon Business 15.09ms from Dallas, US
47.159.195.5 AS5650 Frontier Communications of America, Inc. 10.51ms from Los Angeles, US
200.232.84.245 AS10429 TELEFÔNICA BRASIL S.A 0.89ms from Osasco, BR
86.64.173.133 AS15557 Societe Francaise Du Radiotelephone - SFR SA 1.65ms from Paris, FR
198.23.246.229 AS36352 HostPapa 0.30ms from Santa Clara, US
219.249.197.101 AS9318 SK Broadband Co Ltd 7.64ms from Seoul, KR
211.3.39.133 AS4725 SoftBank Corp. 18.74ms from Tokyo, JP
117.37.157.5 AS4134 CHINANET-BACKBONE 2.49ms from Xi'an, CN
92.47.215.197 AS9198 JSC Kazakhtelecom 13.24ms from Almaty, KZ
128.173.109.21 AS1312 Virginia Polytechnic Institute and State Univ. 6.59ms from Ashburn, US
35.94.181.21 AS16509 Amazon.com, Inc. 0.13ms from Boardman, US
222.168.28.133 AS4134 CHINANET-BACKBONE 9.46ms from Dalian, CN
109.76.46.245 AS15502 Vodafone Ireland Limited 3.18ms from Dublin, IE
34.74.94.229 AS396982 Google LLC 0.15ms from Moncks Corner, US
54.145.222.85 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
187.171.12.181 AS8151 UNINET 9.14ms from Santiago de Queretaro, MX
154.205.168.149 AS203020 HostRoyale Technologies Pvt Ltd 0.23ms from Sao Paulo, BR
98.204.49.245 AS7922 Comcast Cable Communications, LLC 5.91ms from Washington, US
35.87.137.37 AS16509 Amazon.com, Inc. 0.51ms from Boardman, US
48.214.227.117 AS8075 Microsoft Corporation 0.27ms from Des Moines, US

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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