210.40.112.0/24

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 210.40.112.0/22
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        210.40.0.0 - 210.47.255.255
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:        JW1-CN
tech-c:         XL1-CN
tech-c:         LZ1-CN
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        NS2.NET.EDU.CN
remarks:        DNS.EDU.CN
remarks:        CDNET52.CDNET.EDU.CN
remarks:        CDNET61.CDNET.EDU.CN
remarks:        DNS.WHNET.EDU.CN
remarks:        DNS.XANET.EDU.CN
remarks:        MARS.SHNET.EDU.CN
remarks:        MAVERICK.SYNET.EDU.CN
remarks:        NS1.NJNET.EDU.CN
remarks:        NS2.NJNET.EDU.CN
remarks:        ORANGE.GZNET.EDU.CN
remarks:        PINEAPPLE.GZNET.EDU.CN
remarks:        SAINT.SYNET.EDU.CN
remarks:        SUN200.WHNET.EDU.CN
remarks:        VENUS.SHNET.EDU.CN
remarks:        XANOC.XANET.EDU.CN
remarks:        service provider
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:43Z
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

person:         Jianping Wu
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         jianping@cernet.edu.cn
nic-hdl:        JW1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

person:         Ling Zhang
address:        Network Center
address:        South China University of Technology
address:        Guangzhou, Guangdong 510641, China
address:        CN
country:        CN
phone:          +86-20-87110596
fax-no:         +86-20-87110019
e-mail:         ling@scut.edu.cn
nic-hdl:        LZ1-CN
notify:         dbmon@apnic.net
mnt-by:         MAINT-NULL
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

person:         Xing Li
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         xing@cernet.edu.cn
nic-hdl:        XL1-CN
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:14:25Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 210.40.112.0/24

Range ASN Company Num of IPs
210.40.112.0/22 AS4538 China Education and Research Network 1,024
210.40.64.0/18 AS4538 China Education and Research Network 16,384
210.32.0.0/12 AS4538 China Education and Research Network 1,048,576

Nearby Ranges

BGP prefixes that overlap with 210.40.0.0/16

Range ASN Company Num of IPs
210.32.0.0/12 AS4538 China Education and Research Network 1,048,576
210.40.64.0/18 AS4538 China Education and Research Network 16,384
210.40.0.0/18 AS4538 China Education and Research Network 16,384
210.40.192.0/18 AS4538 China Education and Research Network 16,384
210.40.128.0/19 AS4538 China Education and Research Network 8,192
210.40.32.0/20 AS4538 China Education and Research Network 4,096
210.40.160.0/20 AS4538 China Education and Research Network 4,096
210.40.176.0/20 AS4538 China Education and Research Network 4,096
210.40.128.0/20 AS4538 China Education and Research Network 4,096
210.40.208.0/21 AS4538 China Education and Research Network 2,048
210.40.216.0/21 AS4538 China Education and Research Network 2,048
210.40.116.0/22 AS4538 China Education and Research Network 1,024
210.40.112.0/22 AS4538 China Education and Research Network 1,024
210.40.62.0/23 AS4538 China Education and Research Network 512
210.40.80.0/24 AS4538 China Education and Research Network 256
210.40.224.0/24 AS4538 China Education and Research Network 256
210.40.2.0/24 AS4538 China Education and Research Network 256
210.40.176.0/24 AS4538 China Education and Research Network 256
210.40.32.0/24 AS4538 China Education and Research Network 256
210.40.128.0/24 AS4538 China Education and Research Network 256
210.40.160.0/24 AS4538 China Education and Research Network 256
210.40.63.0/24 AS4538 China Education and Research Network 256
210.40.216.0/24 AS4538 China Education and Research Network 256
210.40.1.0/24 AS4538 China Education and Research Network 256
210.40.0.0/24 AS4538 China Education and Research Network 256
210.40.144.0/24 AS4538 China Education and Research Network 256
210.40.3.0/24 AS4538 China Education and Research Network 256
210.40.64.0/24 AS4538 China Education and Research Network 256
210.40.6.0/24 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
210.40.112.200 astc.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.
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Pingable IPs

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

IP Address ASN Details
210.40.112.19 AS4538 China Education and Research Network Center 26.20ms from Guiyang, 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
177.89.138.232 AS28220 Alares Cabo Servicos de Telecomunicacoes S.A. 12.49ms from Fortaleza, BR
122.175.141.248 AS24560 Bharti Airtel Ltd., Telemedia Services 16.42ms from Mumbai, IN
52.96.190.168 AS8075 Microsoft Corporation 0.17ms from Quebec, CA
3.213.174.136 AS14618 Amazon.com, Inc. 0.17ms from Reston, US
34.231.122.104 AS14618 Amazon.com, Inc. 0.36ms from Reston, US
118.81.217.40 AS4837 CHINA UNICOM China169 Backbone 3.13ms from Taiyuan, CN
210.73.218.200 AS4134 CHINANET-BACKBONE 2.92ms from Beijing, CN
34.41.90.136 AS396982 Google LLC 0.11ms from Council Bluffs, US
39.130.17.40 AS9808 China Mobile Communications Group Co., Ltd. 6.22ms from Kunming, CN
116.127.99.24 AS9318 SK Broadband Co Ltd 1.51ms from Seoul, KR
49.84.183.40 AS140292 CHINATELECOM Jiangsu province Suzhou 5G network 6.22ms from Shanghai, CN
114.26.73.248 AS3462 Data Communication Business Group 1.90ms from Taichung, TW
18.198.76.24 AS16509 Amazon.com, Inc. 0.18ms from Frankfurt am Main, DE
153.3.253.72 AS4837 CHINA UNICOM China169 Backbone 7.63ms from Suqian, CN
173.94.221.168 AS11426 Charter Communications Inc 15.43ms from Charlotte, US
187.144.230.40 AS8151 UNINET 6.93ms from Guadalajara, MX
86.8.119.168 AS5089 Virgin Media Limited 12.24ms from London, GB
18.233.217.168 AS14618 Amazon.com, Inc. 0.22ms from Reston, US
115.159.21.56 AS45090 Shenzhen Tencent Computer Systems Company Limited 1.41ms from Shanghai, CN
99.241.105.56 AS812 Rogers Communications Canada Inc. 3.92ms from Toronto, CA
79.57.38.152 AS3269 Telecom Italia S.p.A. 1.53ms from Milan, IT
69.104.202.136 AS7018 AT&T Enterprises, LLC 2.25ms from Los Angeles, US
84.78.185.184 AS12479 Orange Espagne SA 1.54ms from Madrid, ES
189.153.96.88 AS8151 UNINET 10.55ms from Santiago de Queretaro, MX
187.136.51.152 AS8151 UNINET 17.26ms from Santiago de Queretaro, MX

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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