218.197.144.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Registry APNIC
ID CERNET-CN

WHOIS Details

inetnum:        218.196.0.0 - 218.199.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          Wuhan Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        origin AS4538
remarks:        confederation
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:39Z
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 2025-08-15
mnt-by:         MAINT-CERNET-AP
last-modified:  2025-09-04T00:59:41Z
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 2025-08-15
abuse-mailbox:  abuse@cernet.edu.cn
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:         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

Nearby Ranges

BGP prefixes that overlap with 218.197.0.0/16

No nearby ranges found.

Hosted domains

There are 7 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

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

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

IP Address ASN Details
218.197.159.254 AS4538 China Education and Research Network Center 1.35ms from Wuhan, CN
218.197.156.200 AS4538 China Education and Research Network Center 17.72ms from Guangzhou, CN
218.197.150.131 AS4538 China Education and Research Network Center 17.51ms from Guangzhou, CN
218.197.149.242 AS4538 China Education and Research Network Center 17.11ms from Guangzhou, CN
218.197.147.68 AS4538 China Education and Research Network Center 17.66ms from Guangzhou, CN
218.197.151.109 AS4538 China Education and Research Network Center 16.94ms from Guangzhou, CN
218.197.148.66 AS4538 China Education and Research Network Center 16.69ms from Guangzhou, CN
218.197.158.130 AS4538 China Education and Research Network Center 1.61ms from Wuhan, CN
218.197.154.14 AS4538 China Education and Research Network Center 3.26ms from Wuhan, CN
218.197.155.114 AS4538 China Education and Research Network Center 16.97ms from Guangzhou, CN
218.197.157.253 AS4538 China Education and Research Network Center 1.77ms from Wuhan, CN
218.197.152.22 AS4538 China Education and Research Network Center 17.34ms from Guangzhou, CN
218.197.145.100 AS4538 China Education and Research Network Center 17.14ms from Guangzhou, CN
218.197.153.20 AS4538 China Education and Research Network Center 17.59ms from Guangzhou, 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
104.7.161.132 AS7018 AT&T Enterprises, LLC 12.97ms from Atlanta, US
200.130.30.4 AS1916 Rede Nacional de Ensino e Pesquisa 0.79ms from Brasilia, BR
179.254.245.36 AS8167 V tal 4.75ms from Brasilia, BR
13.70.192.84 AS8075 Microsoft Corporation 0.20ms from Dublin, IE
131.189.35.4 AS8075 Microsoft Corporation 0.17ms from Frankfurt am Main, DE
14.226.71.228 AS45899 VNPT Corp 5.73ms from Hanoi, VN
171.244.22.212 AS7552 Viettel Group 0.78ms from Ho Chi Minh City, VN
185.216.38.100 AS47548 Flow Line Technologies SAS 1.01ms from Lyon, FR
178.237.133.36 AS200845 AVATEL TELECOM, SA 7.49ms from Madrid, ES
96.45.34.4 AS53928 Fortinet Inc. 0.47ms from Santa Clara, US
52.77.113.132 AS16509 Amazon.com, Inc. 0.16ms from Singapore, SG
77.29.56.52 AS6821 Makedonski Telekom AD-Skopje 1.83ms from Skopje, MK
177.141.206.20 AS28573 Claro NXT Telecomunicacoes Ltda 5.51ms from São Paulo, BR
120.119.101.4 AS1659 Taiwan Academic Network (TANet) Information Center 7.80ms from Taipei, TW
210.249.221.164 AS4693 CSK-IT MANAGEMENT CORPORATION 10.02ms from Tokyo, JP
23.96.246.164 AS8075 Microsoft Corporation 0.43ms from Chicago, US
99.8.85.132 AS7018 AT&T Enterprises, LLC 11.02ms from Columbus, US
109.56.210.244 AS44034 Hi3G Access AB 7.34ms from Copenhagen, DK
119.91.109.180 AS45090 Shenzhen Tencent Computer Systems Company Limited 2.02ms from Guangzhou, CN
86.167.255.196 AS2856 British Telecommunications PLC 3.50ms from London, GB
92.22.136.84 AS13285 TalkTalk Communications Limited 5.95ms from Manchester, GB
35.142.124.148 AS33363 Charter Communications, Inc 7.95ms from Orlando, US
148.123.6.132 AS2119 Telenor Norge AS 0.64ms from Oslo, NO
35.153.160.36 AS14618 Amazon.com, Inc. 0.63ms from Reston, US
58.78.235.68 AS3786 LG DACOM Corporation 2.29ms from Seoul, KR

Traceroute

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

$
traceroute -a -n -q1 -f2 -m15 218.197.149.194
traceroute to 218.197.149.194 (218.197.149.194): 15 hops max, 52 byte packets
3 [AS9808] 117.156.127.1 1.621 ms
4 *
5 *
6 [AS9808] 221.183.42.9 39.385 ms
7 *
8 [AS9808] 221.183.65.114 74.108 ms
9 [AS4538] 101.4.117.125 45.571 ms
10 [AS4538] 101.4.114.18 45.392 ms
11 *
12 [AS4538] 218.197.158.253 44.669 ms
13 *
14 *
15 *
Measurement taken from IPinfo ProbeNet in Wuwei, 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.

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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