202.194.128.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 202.192.0.0/13
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:        [email protected] 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:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
auth:           # Filtered
remarks:        timezone GMT+8
remarks:        http://www.ccert.edu.cn
remarks:        [email protected] was validated on 2025-08-15
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-11-18T00:26:28Z
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:         [email protected]
admin-c:        CER-AP
tech-c:         CER-AP
nic-hdl:        AC1685-AP
remarks:        Generated from irt object IRT-CERNET-AP
remarks:        [email protected] was validated on 2025-08-15
abuse-mailbox:  [email protected]
mnt-by:         APNIC-ABUSE
last-modified:  2025-08-15T09:38:28Z
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:         [email protected]
remarks:        [email protected]
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 202.194.128.0/20

Range ASN Company Num of IPs
202.192.0.0/13 AS4538 China Education and Research Network 524,288

Nearby Ranges

BGP prefixes that overlap with 202.194.0.0/16

Range ASN Company Num of IPs
202.192.0.0/13 AS4538 China Education and Research Network 524,288

Hosted domains

There are 2 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
202.194.133.5 sdau.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.
Useful for Cybersecurity

Pingable IPs

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

IP Address ASN Details
202.194.132.235 AS4538 China Education and Research Network Center 8.10ms from Qingdao, CN
202.194.136.19 AS4538 China Education and Research Network Center 7.90ms from Qingdao, CN
202.194.133.1 AS4538 China Education and Research Network Center 7.88ms from Qingdao, CN
202.194.143.1 AS4538 China Education and Research Network Center 8.01ms from Qingdao, CN
202.194.139.115 AS4538 China Education and Research Network Center 7.89ms from Qingdao, CN
202.194.131.156 AS4538 China Education and Research Network Center 7.88ms from Qingdao, 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
188.89.98.4 AS50266 Odido Netherlands B.V. 4.33ms from Amsterdam, NL
24.34.246.20 AS7922 Comcast Cable Communications, LLC 7.19ms from Boston, US
75.195.248.196 AS6167 Verizon Business 17.08ms from Chicago, US
75.188.87.164 AS10796 Charter Communications Inc 6.85ms from Columbus, US
74.117.88.180 AS17306 JAB Wireless, INC. 3.15ms from Dallas, US
83.33.245.68 AS3352 TELEFONICA DE ESPANA S.A.U. 6.64ms from Madrid, ES
178.141.192.228 AS8359 MTS PJSC 16.28ms from Moscow, RU
172.100.37.180 AS11351 Charter Communications Inc 18.81ms from Secaucus, US
119.193.184.148 AS4766 Korea Telecom 1.54ms from Seoul, KR
112.183.168.116 AS4766 Korea Telecom 4.27ms from Seoul, KR
202.226.100.36 AS4677 Marubeni OKI Network Solutions Inc. 2.06ms from Tokyo, JP
113.132.227.132 AS4134 CHINANET-BACKBONE 2.07ms from Xi'an, CN
77.169.51.132 AS1136 KPN B.V. 0.90ms from Amsterdam, NL
117.131.214.132 AS9808 China Mobile Communications Group Co., Ltd. 4.47ms from Beijing, CN
84.167.92.196 AS3320 Deutsche Telekom AG 2.35ms from Hamburg, DE
14.184.213.228 AS45899 VNPT Corp 4.87ms from Ho Chi Minh City, VN
60.243.180.116 AS17488 Hathway IP Over Cable Internet 1.35ms from Hyderabad, IN
87.223.242.132 AS12479 Orange Espagne SA 1.59ms from Madrid, ES
176.80.5.228 AS3352 TELEFONICA DE ESPANA S.A.U. 19.20ms from Madrid, ES
76.134.133.116 AS7922 Comcast Cable Communications, LLC 9.31ms from Miami, US
73.37.206.68 AS7922 Comcast Cable Communications, LLC 3.73ms from Minneapolis, US
109.115.121.244 AS30722 Vodafone Italia S.p.A. 7.77ms from Rome, IT
72.0.58.4 AS42 WoodyNet, Inc. 0.17ms from Sydney, AU
4.195.23.132 AS8075 Microsoft Corporation 0.69ms from Sydney, AU
77.160.168.4 AS1136 KPN B.V. 2.63ms from Amsterdam, NL

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f4 202.194.131.156
traceroute to 202.194.131.156 (202.194.131.156): 64 hops max, 52 byte packets
4 [] 103.41.143.133 1.117 ms
5 *
6 *
7 *
8 *
9 [AS4538] 101.4.115.34 7.321 ms
10 *
11 *
12 *
13 *
Measurement taken from IPinfo ProbeNet in Qingdao, CN
On

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.

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