202.114.203.0/24

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.114.192.0/20
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        202.112.0.0 - 202.121.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          China Education and Research Network Center
descr:          Tsinghua University
descr:          Beijing, 100084
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED 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:  2020-09-03T09:16:29Z
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 202.114.203.0/24

Range ASN Company Num of IPs
202.114.192.0/20 AS4538 China Education and Research Network 4,096
202.114.0.0/15 AS4538 China Education and Research Network 131,072
202.112.0.0/14 AS4538 China Education and Research Network 262,144
202.112.0.0/13 AS4538 China Education and Research Network 524,288

Nearby Ranges

BGP prefixes that overlap with 202.114.0.0/16

Range ASN Company Num of IPs
202.112.0.0/13 AS4538 China Education and Research Network 524,288
202.112.0.0/14 AS4538 China Education and Research Network 262,144
202.114.0.0/15 AS4538 China Education and Research Network 131,072
202.114.0.0/19 AS4538 China Education and Research Network 8,192
202.114.32.0/20 AS4538 China Education and Research Network 4,096
202.114.160.0/20 AS4538 China Education and Research Network 4,096
202.114.144.0/20 AS4538 China Education and Research Network 4,096
202.114.48.0/20 AS4538 China Education and Research Network 4,096
202.114.80.0/20 AS4538 China Education and Research Network 4,096
202.114.176.0/20 AS4538 China Education and Research Network 4,096
202.114.128.0/20 AS4538 China Education and Research Network 4,096
202.114.192.0/20 AS4538 China Education and Research Network 4,096
202.114.64.0/20 AS4538 China Education and Research Network 4,096
202.114.96.0/20 AS4538 China Education and Research Network 4,096
202.114.224.0/20 AS4538 China Education and Research Network 4,096
202.114.112.0/20 AS4538 China Education and Research Network 4,096
202.114.240.0/20 AS4538 China Education and Research Network 4,096
202.114.216.0/21 AS4538 China Education and Research Network 2,048
202.114.212.0/22 AS4538 China Education and Research Network 1,024
202.114.74.0/24 AS4538 China Education and Research Network 256
202.114.201.0/24 AS4538 China Education and Research Network 256
202.114.68.0/24 AS4538 China Education and Research Network 256
202.114.75.0/24 AS4538 China Education and Research Network 256
202.114.37.0/24 AS4538 China Education and Research Network 256
202.114.88.0/24 AS4538 China Education and Research Network 256
202.114.134.0/24 AS4538 China Education and Research Network 256
202.114.33.0/24 AS4538 China Education and Research Network 256

Hosted domains

There are no domains currently hosted on this ASN.

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Useful for Cybersecurity

Pingable IPs

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
161.40.224.168 AS297 National Aeronautics and Space Administration 6.32ms from Ashburn, US
109.201.161.232 AS41750 Mega-Line Ltd. 0.56ms from Bishkek, KG
54.186.161.152 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
196.39.1.232 AS20011 Dimension Data 1.03ms from Johannesburg, ZA
39.53.218.88 AS17557 Pakistan Telecommunication Company Limited 2.22ms from Karachi, PK
79.84.217.88 AS15557 Societe Francaise Du Radiotelephone - SFR SA 16.48ms from Paris, FR
115.17.65.136 AS4766 Korea Telecom 7.30ms from Seoul, KR
175.224.30.184 AS4766 Korea Telecom 1.40ms from Seoul, KR
126.41.134.232 AS17676 SoftBank Corp. 4.14ms from Tokyo, JP
47.184.245.232 AS5650 Frontier Communications of America, Inc. 1.34ms from Dallas, US
23.207.34.104 AS20940 Akamai International B.V. 0.10ms from Melbourne, AU
121.20.104.248 AS4837 CHINA UNICOM China169 Backbone 10.66ms from Tianjin, CN
212.171.251.24 AS3269 Telecom Italia S.p.A. 3.93ms from Milan, IT
162.155.248.168 AS10796 Charter Communications Inc 5.12ms from Milwaukee, US
216.71.152.104 AS16417 Cisco Systems Ironport Division 0.82ms from Santa Clara, US
1.251.15.136 AS9318 SK Broadband Co Ltd 6.73ms from Seoul, KR
141.134.200.248 AS6848 Telenet BV 9.92ms from Amsterdam, NL
83.252.26.72 AS1257 Tele2 Sverige AB 1.06ms from Goeteborg, SE
116.36.17.24 AS17858 LG POWERCOMM 2.48ms from Seoul, KR
59.2.93.104 AS4766 Korea Telecom 4.35ms from Seoul, KR
131.111.238.8 AS786 Jisc Services Limited 2.81ms from London, GB
43.160.252.168 AS132203 Tencent Building, Kejizhongyi Avenue 0.32ms from Singapore, SG
2.187.121.88 AS58224 Iran Telecommunication Company PJS 14.40ms from Yerevan, AM
47.92.86.248 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 0.16ms from Zhangjiakou, CN
35.166.35.232 AS16509 Amazon.com, Inc. 0.16ms from Boardman, 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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