180.201.96.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 180.201.0.0/16
Registry APNIC
ID NJR-CERNET

WHOIS Details

inetnum:        180.201.0.0 - 180.201.255.255
netname:        NJR-CERNET
descr:          China Education and Research Network
descr:          Nanjing Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        NS2.NET.EDU.CN
remarks:        DNS.EDU.CN
remarks:        DNS2.EDU.CN
remarks:        origin AS4538
remarks:        confederation
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:16Z
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

route:          180.201.0.0/16
descr:          CERNET
origin:         AS4538
mnt-by:         MAINT-CERNET-AP
last-modified:  2009-09-25T07:30:03Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 180.201.96.0/20

Range ASN Company Num of IPs
180.201.0.0/16 AS4538 China Education and Research Network 65,536

Nearby Ranges

BGP prefixes that overlap with 180.201.0.0/16

Range ASN Company Num of IPs
180.201.0.0/16 AS4538 China Education and Research Network 65,536
180.201.128.0/18 AS4538 China Education and Research Network 16,384
180.201.192.0/19 AS4538 China Education and Research Network 8,192
180.201.0.0/19 AS4538 China Education and Research Network 8,192
180.201.224.0/20 AS4538 China Education and Research Network 4,096
180.201.32.0/20 AS4538 China Education and Research Network 4,096
180.201.64.0/20 AS4538 China Education and Research Network 4,096
180.201.48.0/20 AS4538 China Education and Research Network 4,096
180.201.88.0/21 AS4538 China Education and Research Network 2,048
180.201.80.0/21 AS4538 China Education and Research Network 2,048

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

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

IP Address ASN Details
180.201.99.1 AS4538 China Education and Research Network Center 14.18ms from Beijing, CN
180.201.98.1 AS4538 China Education and Research Network Center 15.76ms from Beijing, CN
180.201.100.1 AS4538 China Education and Research Network Center 14.56ms from Beijing, CN
180.201.101.29 AS4538 China Education and Research Network Center 15.00ms from Beijing, CN
180.201.102.8 AS4538 China Education and Research Network Center 15.16ms from Beijing, CN
180.201.96.1 AS4538 China Education and Research Network Center 16.72ms from Beijing, CN
180.201.97.1 AS4538 China Education and Research Network Center 14.33ms from Beijing, CN
180.201.110.1 AS4538 China Education and Research Network Center 15.96ms 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
84.80.223.100 AS1136 KPN B.V. 1.59ms from Amsterdam, NL
74.140.28.20 AS10796 Charter Communications Inc 9.57ms from Columbus, US
209.203.172.228 AS30174 United Telephone Association, Inc. 10.62ms from Kansas City, US
81.247.16.228 AS5432 Proximus NV 10.83ms from Amsterdam, NL
197.144.107.84 AS36884 Wana Corporate 9.38ms from Casablanca, MA
84.188.192.148 AS3320 Deutsche Telekom AG 4.92ms from Duesseldorf, DE
197.6.44.180 AS327934 SOCIETE NATIONALE DES TELECOMMUNICATIONS (Tunisie Telecom) 12.89ms from Tunis, TN
193.3.27.4 AS206389 Menno van Krimpen trading as Libernet 4.27ms from Amsterdam, NL
169.0.143.100 AS37611 AFRIHOST SP (PTY) LTD 2.18ms from Cape Town, ZA
73.242.155.52 AS7922 Comcast Cable Communications, LLC 9.36ms from Denver, US
171.24.232.20 AS34457 Generali Deutschland AG 3.10ms from Duesseldorf, DE
87.216.127.132 AS12479 Orange Espagne SA 4.22ms from Madrid, ES
117.251.165.164 AS9829 National Internet Backbone 12.99ms from Bengaluru, IN
216.182.0.4 AS10848 NTT DATA Services, LLC 8.04ms from Chicago, US
104.198.193.212 AS396982 Google LLC 0.11ms from Council Bluffs, US
52.32.249.84 AS16509 Amazon.com, Inc. 0.15ms from Boardman, US
60.163.120.164 AS4134 CHINANET-BACKBONE 7.64ms from Hangzhou, CN
39.41.147.180 AS17557 Pakistan Telecommunication Company Limited 4.75ms from Islamabad, PK
103.233.12.4 AS14127 Iland Internet Solutions Corporation 0.43ms from Sydney, AU
13.211.212.36 AS16509 Amazon.com, Inc. 0.11ms from Sydney, AU
4.241.90.132 AS8075 Microsoft Corporation 0.15ms from Tokyo, JP
202.196.170.4 AS4538 China Education and Research Network Center 4.89ms from Zhengzhou, CN
209.59.240.4 AS62642 Bigleaf Networks, Inc. 6.49ms from Atlanta, US
88.64.26.244 AS3209 Vodafone GmbH 5.67ms from Frankfurt am Main, DE
37.35.138.132 AS12479 Orange Espagne SA 3.13ms from Madrid, ES

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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