202.201.48.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.200.0.0/13
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 202.201.48.0/20

Range ASN Company Num of IPs
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 202.201.48.0/20

Range ASN Company Num of IPs
202.201.53.0/24 AS4538 China Education and Research Network 256
202.201.48.0/24 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
202.201.64.0/20 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
202.201.152.0/21 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 are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
202.201.48.2 AS4538 China Education and Research Network Center 25.51ms 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
185.230.212.164 AS205111 ZOHO Corporation B.V 0.75ms from Amsterdam, NL
223.185.114.164 AS45609 Bharti Airtel Ltd. AS for GPRS Service 6.57ms from Chennai, IN
31.166.234.100 AS35819 Etihad Etisalat, a joint stock company 2.60ms from Jeddah, SA
87.246.11.212 AS2914 NTT America, Inc. 0.43ms from London, GB
92.234.52.68 AS5089 Virgin Media Limited 7.29ms from London, GB
89.131.137.164 AS12479 Orange Espagne SA 1.36ms from Madrid, ES
201.87.236.212 AS61910 Dvoranem E Fernandes Ltda 9.71ms from Curitiba, BR
84.191.152.244 AS3320 Deutsche Telekom AG 6.23ms from Frankfurt am Main, DE
123.158.1.164 AS4837 CHINA UNICOM China169 Backbone 10.96ms from Hangzhou, CN
151.48.223.244 AS1267 WIND TRE S.P.A. 2.64ms from Milan, IT
177.215.98.116 AS26599 TELEFÔNICA BRASIL S.A 3.56ms from Osasco, BR
179.125.230.132 AS28649 Desktop Sigmanet Comunicação Multimídia SA 2.66ms from Osasco, BR
85.214.18.4 AS6724 Strato GmbH 0.55ms from Berlin, DE
192.124.237.68 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 5.04ms from Berlin, DE
45.29.224.68 AS7018 AT&T Enterprises, LLC 9.63ms from Chicago, US
77.36.108.100 AS9009 M247 Europe SRL 0.29ms from Frankfurt am Main, DE
199.168.65.4 AS1442 SureHosting Internet Solutions, Inc. 0.29ms from Kansas City, US
58.171.146.116 AS1221 Telstra Limited 1.76ms from Melbourne, AU
73.198.38.52 AS7922 Comcast Cable Communications, LLC 6.37ms from Piscataway, US
141.52.224.4 AS34878 Karlsruhe Institute of Technology 2.59ms from Frankfurt am Main, DE
31.118.139.148 AS2856 British Telecommunications PLC 3.73ms from London, GB
20.172.24.20 AS8075 Microsoft Corporation 0.65ms from Phoenix, US
67.217.226.36 AS30681 John Carroll university 5.10ms from Detroit, US
20.74.33.244 AS8075 Microsoft Corporation 0.16ms from Paris, FR
153.199.66.68 AS4713 NTT Communications Corporation 2.89ms from Tokyo, JP

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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