210.30.0.0/24

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 210.30.0.0/20
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        210.26.0.0 - 210.31.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          Room 224, Tsinghua University
descr:          Beijing, China
country:        CN
admin-c:        JW725-AP
tech-c:         XL364-AP
tech-c:         LZ530-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        confederation
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:02Z
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:        JW725-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
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:        LZ530-AP
notify:         dbmon@apnic.net
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
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:        XL364-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 210.30.0.0/24

Range ASN Company Num of IPs
210.30.0.0/20 AS4538 China Education and Research Network 4,096
210.30.0.0/16 AS24369 China Education and Research Network 65,536
210.30.0.0/16 AS4538 China Education and Research Network 65,536
210.28.0.0/14 AS4538 China Education and Research Network 262,144

Nearby Ranges

BGP prefixes that overlap with 210.30.0.0/16

Range ASN Company Num of IPs
210.28.0.0/14 AS4538 China Education and Research Network 262,144
210.30.0.0/16 AS24369 China Education and Research Network 65,536
210.30.0.0/16 AS4538 China Education and Research Network 65,536
210.30.192.0/20 AS4538 China Education and Research Network 4,096
210.30.80.0/20 AS4538 China Education and Research Network 4,096
210.30.96.0/20 AS4538 China Education and Research Network 4,096
210.30.208.0/20 AS4538 China Education and Research Network 4,096
210.30.0.0/20 AS4538 China Education and Research Network 4,096
210.30.32.0/20 AS4538 China Education and Research Network 4,096
210.30.112.0/20 AS4538 China Education and Research Network 4,096
210.30.64.0/20 AS4538 China Education and Research Network 4,096
210.30.48.0/20 AS4538 China Education and Research Network 4,096
210.30.128.0/20 AS4538 China Education and Research Network 4,096
210.30.184.0/21 AS4538 China Education and Research Network 2,048
210.30.208.0/21 AS4538 China Education and Research Network 2,048
210.30.232.0/21 AS4538 China Education and Research Network 2,048
210.30.152.0/21 AS4538 China Education and Research Network 2,048
210.30.16.0/22 AS4538 China Education and Research Network 1,024
210.30.148.0/22 AS4538 China Education and Research Network 1,024
210.30.224.0/23 AS4538 China Education and Research Network 512
210.30.81.0/24 AS4538 China Education and Research Network 256
210.30.72.0/24 AS4538 China Education and Research Network 256
210.30.114.0/24 AS4538 China Education and Research Network 256
210.30.37.0/24 AS4538 China Education and Research Network 256
210.30.82.0/24 AS4538 China Education and Research Network 256
210.30.18.0/24 AS4538 China Education and Research Network 256
210.30.58.0/24 AS24370 China Education and Research Network 256
210.30.58.0/24 AS4538 China Education and Research Network 256
210.30.16.0/24 AS4538 China Education and Research Network 256
210.30.65.0/24 AS4538 China Education and Research Network 256
210.30.36.0/24 AS4538 China Education and Research Network 256
210.30.76.0/24 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

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

IP Address ASN Details
210.30.0.81 AS4538 China Education and Research Network Center 22.26ms 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
92.98.19.200 AS5384 Emirates Internet 3.38ms from Al Fujairah City, AE
143.176.20.120 AS13127 Odido Netherlands B.V. 11.32ms from Amsterdam, NL
130.43.98.248 AS1241 Forthnet 9.58ms from Athens, GR
136.53.26.24 AS16591 Google Fiber Inc. 5.82ms from Atlanta, US
177.18.17.232 AS18881 TELEFÔNICA BRASIL S.A 0.82ms from Brasilia, BR
184.54.174.232 AS10796 Charter Communications Inc 9.83ms from Columbus, US
113.172.249.120 AS45899 VNPT Corp 1.15ms from Ho Chi Minh City, VN
113.182.189.120 AS45899 VNPT Corp 1.97ms from Ho Chi Minh City, VN
188.66.76.24 AS31655 Gamma Telecom Holdings Ltd 2.06ms from Manchester, GB
124.104.42.184 AS9299 Philippine Long Distance Telephone Company 1.41ms from Manila, PH
186.54.1.88 AS6057 Administracion Nacional de Telecomunicaciones 1.72ms from Montevideo, UY
201.92.6.200 AS27699 TELEFÔNICA BRASIL S.A 1.54ms from Osasco, BR
121.190.220.168 AS4766 Korea Telecom 0.95ms from Seoul, KR
46.146.200.72 AS12768 JSC "ER-Telecom Holding" 8.42ms from Yekaterinburg, RU
178.90.34.72 AS9198 JSC Kazakhtelecom 13.24ms from Almaty, KZ
44.242.94.184 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
123.147.117.152 AS4837 CHINA UNICOM China169 Backbone 0.38ms from Chongqing, CN
187.52.211.184 AS8167 V tal 0.85ms from Curitiba, BR
69.154.43.8 AS7018 AT&T Enterprises, LLC 8.47ms from Dallas, US
38.244.25.72 AS174 Cogent Communications 0.52ms from Los Angeles, US
116.121.56.216 AS9318 SK Broadband Co Ltd 1.37ms from Seoul, KR
123.13.85.168 AS4837 CHINA UNICOM China169 Backbone 8.20ms from Zhengzhou, CN
185.179.60.200 AS206672 Logifuture Austria GmbH 4.64ms from Zuerich, CH
186.23.163.232 AS27747 Telecentro S.A. 6.53ms from Buenos Aires, AR
24.175.37.8 AS11427 Charter Communications Inc 0.97ms from Dallas, 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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