202.197.124.0/24

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.197.112.0/20
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        202.192.0.0 - 202.199.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          SY Region
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:        service provider
remarks:        hostmaster@apnic.net 960130
mnt-by:         APNIC-HM
mnt-irt:        IRT-CERNET-AP
last-modified:  2021-10-30T08:29:34Z
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
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 202.197.124.0/24

Range ASN Company Num of IPs
202.197.112.0/20 AS4538 China Education and Research Network 4,096
202.196.0.0/15 AS4538 China Education and Research Network 131,072
202.192.0.0/13 AS4538 China Education and Research Network 524,288
202.192.0.0/12 AS4538 China Education and Research Network 1,048,576

Nearby Ranges

BGP prefixes that overlap with 202.197.0.0/16

Range ASN Company Num of IPs
202.192.0.0/12 AS4538 China Education and Research Network 1,048,576
202.192.0.0/13 AS4538 China Education and Research Network 524,288
202.196.0.0/15 AS4538 China Education and Research Network 131,072
202.197.176.0/20 AS4538 China Education and Research Network 4,096
202.197.0.0/20 AS4538 China Education and Research Network 4,096
202.197.64.0/20 AS4538 China Education and Research Network 4,096
202.197.48.0/20 AS4538 China Education and Research Network 4,096
202.197.224.0/20 AS4538 China Education and Research Network 4,096
202.197.192.0/20 AS4538 China Education and Research Network 4,096
202.197.208.0/20 AS4538 China Education and Research Network 4,096
202.197.144.0/20 AS4538 China Education and Research Network 4,096
202.197.32.0/20 AS4538 China Education and Research Network 4,096
202.197.112.0/20 AS4538 China Education and Research Network 4,096
202.197.80.0/20 AS4538 China Education and Research Network 4,096
202.197.96.0/20 AS4538 China Education and Research Network 4,096
202.197.16.0/21 AS4538 China Education and Research Network 2,048
202.197.240.0/21 AS4538 China Education and Research Network 2,048
202.197.24.0/21 AS4538 China Education and Research Network 2,048
202.197.159.0/24 AS4538 China Education and Research Network 256
202.197.2.0/24 AS4538 China Education and Research Network 256
202.197.0.0/24 AS4538 China Education and Research Network 256
202.197.96.0/24 AS4538 China Education and Research Network 256
202.197.111.0/24 AS4538 China Education and Research Network 256
202.197.240.0/24 AS4538 China Education and Research Network 256
202.197.193.0/24 AS4538 China Education and Research Network 256
202.197.112.0/24 AS4538 China Education and Research Network 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

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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
43.130.156.88 AS132203 Tencent Building, Kejizhongyi Avenue 0.23ms from Ashburn, US
118.93.92.104 AS9500 One New Zealand Group Limited 1.96ms from Auckland, NZ
203.107.128.24 AS7693 KSC Commercial Internet Co. Ltd. 0.21ms from Bangkok, TH
77.234.230.56 AS35328 DSI DATA, a. s. 6.40ms from Bratislava, SK
35.158.245.24 AS16509 Amazon.com, Inc. 0.13ms from Frankfurt am Main, DE
154.93.93.72 AS35916 MULTACOM CORPORATION 3.63ms from Hong Kong, HK
88.241.198.120 AS47331 TTNet A.S. 7.32ms from Istanbul, TR
75.23.240.24 AS7018 AT&T Enterprises, LLC 16.58ms from Kansas City, US
178.90.184.200 AS9198 JSC Kazakhtelecom 11.26ms from Karagandy, KZ
81.78.131.152 AS5378 Vodafone Limited 4.79ms from London, GB
106.70.68.168 AS4804 Microplex PTY LTD 3.98ms from Melbourne, AU
37.22.43.200 AS12389 PJSC Rostelecom 7.53ms from Novosibirsk, RU
81.166.142.168 AS29695 Altibox AS 7.46ms from Oslo, NO
73.222.133.184 AS7922 Comcast Cable Communications, LLC 7.84ms from Santa Clara, US
211.188.221.72 AS9644 SK Telecom 2.58ms from Seoul, KR
182.124.78.248 AS4837 CHINA UNICOM China169 Backbone 5.02ms from Zhengzhou, CN
178.88.188.248 AS9198 JSC Kazakhtelecom 2.15ms from Almaty, KZ
27.130.255.200 AS45758 Triple T Broadband Public Company Limited 0.48ms from Bangkok, TH
170.37.150.40 AS19443 Staples, Inc 1.05ms from Boston, US
131.220.221.200 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 3.46ms from Frankfurt am Main, DE
187.201.108.216 AS8151 UNINET 1.08ms from Guadalajara, MX
178.206.215.88 AS28840 PJSC "TATTELECOM" 6.39ms from Kazan, RU
78.30.199.120 AS35816 Lancom Ltd. 9.90ms from Krasnodar, RU
195.221.114.232 AS2200 Renater 4.70ms from Marseille, FR
191.52.54.40 AS263410 Instituto Federal Catarinense 10.38ms from Porto Alegre, BR

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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