202.115.64.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.115.0.0/17
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 202.115.64.0/20

Range ASN Company Num of IPs
202.115.0.0/17 AS4538 China Education and Research Network 32,768
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 202.115.0.0/16

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
202.115.0.0/17 AS4538 China Education and Research Network 32,768
202.115.32.0/19 AS24355 China Education and Research Network 8,192
202.115.32.0/19 AS4538 China Education and Research Network 8,192
202.115.0.0/19 AS4538 China Education and Research Network 8,192
202.115.0.0/19 AS24355 China Education and Research Network 8,192
202.115.96.0/20 AS4538 China Education and Research Network 4,096
202.115.112.0/20 AS4538 China Education and Research Network 4,096
202.115.192.0/20 AS4538 China Education and Research Network 4,096
202.115.80.0/20 AS4538 China Education and Research Network 4,096
202.115.176.0/20 AS4538 China Education and Research Network 4,096
202.115.144.0/20 AS4538 China Education and Research Network 4,096
202.115.160.0/20 AS4538 China Education and Research Network 4,096
202.115.128.0/20 AS4538 China Education and Research Network 4,096
202.115.240.0/22 AS4538 China Education and Research Network 1,024
202.115.252.0/22 AS4538 China Education and Research Network 1,024
202.115.203.0/24 AS4538 China Education and Research Network 256
202.115.126.0/24 AS4538 China Education and Research Network 256
202.115.130.0/24 AS4538 China Education and Research Network 256
202.115.124.0/24 AS4538 China Education and Research Network 256
202.115.145.0/24 AS4538 China Education and Research Network 256
202.115.123.0/24 AS4538 China Education and Research Network 256
202.115.243.0/24 AS4538 China Education and Research Network 256
202.115.241.0/24 AS4538 China Education and Research Network 256
202.115.118.0/24 AS4538 China Education and Research Network 256
202.115.122.0/24 AS4538 China Education and Research Network 256
202.115.252.0/24 AS4538 China Education and Research Network 256
202.115.159.0/24 AS4538 China Education and Research Network 256
202.115.151.0/24 AS4538 China Education and Research Network 256
202.115.131.0/24 AS4538 China Education and Research Network 256
202.115.160.0/24 AS4538 China Education and Research Network 256
202.115.127.0/24 AS4538 China Education and Research Network 256
202.115.129.0/24 AS4538 China Education and Research Network 256

Hosted domains

There are 6 domain names hosted across 4 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
202.115.64.146 swjtu.edu.cn 2
202.115.71.130 jddsj.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.
Useful for Cybersecurity

Pingable IPs

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

IP Address ASN Details
202.115.64.146 AS4538 China Education and Research Network Center 3.78ms from Chengdu, CN
202.115.71.130 AS4538 China Education and Research Network Center 39.65ms from Beijing, CN
202.115.73.209 AS4538 China Education and Research Network Center 37.41ms from Beijing, CN
202.115.72.77 AS4538 China Education and Research Network Center 4.01ms from Beijing, CN
202.115.68.3 AS4538 China Education and Research Network Center 3.43ms from Chengdu, 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
162.234.219.196 AS7018 AT&T Enterprises, LLC 8.54ms from Atlanta, US
50.239.104.148 AS7922 Comcast Cable Communications, LLC 1.29ms from Atlanta, US
123.114.85.244 AS4808 China Unicom Beijing Province Network 3.22ms from Beijing, CN
168.91.252.100 AS6079 RCN 0.62ms from Chicago, US
172.2.189.68 AS7018 AT&T Enterprises, LLC 11.77ms from Chicago, US
113.62.125.36 AS4134 CHINANET-BACKBONE 5.48ms from Lhasa, CN
74.206.180.196 AS27589 MOJOHOST 0.12ms from Miami, US
136.169.53.148 AS20910 SIA "BITE Latvija" 0.60ms from Riga, LV
41.222.179.4 AS37035 MIC TANZANIA LTD 1.37ms from Dar es Salaam, TZ
98.43.138.132 AS7922 Comcast Cable Communications, LLC 5.15ms from Denver, US
220.158.228.100 AS18046 DongFong Technology Co. Ltd. 0.32ms from Taipei, TW
79.195.43.84 AS3320 Deutsche Telekom AG 2.36ms from Duesseldorf, DE
117.18.104.132 AS16276 OVH SAS 0.24ms from London, GB
175.252.245.84 AS4766 Korea Telecom 5.28ms from Seoul, KR
193.154.21.68 AS8447 A1 Telekom Austria AG 8.38ms from Vienna, AT
45.87.251.68 AS211593 HNielsen Technologies ApS 1.71ms from Amsterdam, NL
2.242.220.212 AS6805 Telefonica Germany GmbH & Co.OHG 4.24ms from Berlin, DE
223.19.24.180 AS9304 HGC Global Communications Limited 1.17ms from Hong Kong, HK
124.46.161.20 AS17583 Keumgang Cable Network 5.07ms from Seoul, KR
24.2.142.68 AS7922 Comcast Cable Communications, LLC 8.29ms from Boston, US
92.137.188.244 AS3215 Orange S.A. 15.82ms from Marseille, FR
58.120.69.164 AS9318 SK Broadband Co Ltd 1.11ms from Seoul, KR
193.183.175.100 AS8473 Bahnhof AB 0.73ms from Stockholm, SE
45.32.190.164 AS20473 The Constant Company, LLC 0.15ms from Sydney, AU
126.51.74.180 AS17676 SoftBank Corp. 3.43ms from Tokyo, JP

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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