202.198.16.0/20

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:        hostmaster@apnic.net 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 Center,
address:        FIT-3-220, 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:        abuse@cernet.edu.cn was validated on 2026-03-05
mnt-by:         MAINT-CERNET-AP
last-modified:  2026-03-05T06:39:56Z
source:         APNIC

role:           ABUSE CERNETAP
country:        ZZ
address:        Network Center,
address:        FIT-3-220, 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 2026-03-05
abuse-mailbox:  abuse@cernet.edu.cn
mnt-by:         APNIC-ABUSE
last-modified:  2026-03-05T06:40:20Z
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 202.198.16.0/20

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 202.198.0.0/16

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

Hosted domains

There are 8 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
202.198.27.90 jluctf.tech 3
202.198.16.83 jlu.edu.cn 3
202.198.17.109 hwlxkszx.com 1
202.198.16.25 lasun-jlu.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

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

IP Address ASN Details
202.198.17.48 AS4538 China Education and Research Network Center 18.32ms from Beijing, CN
202.198.21.187 AS4538 China Education and Research Network Center 48.83ms from Hong Kong, HK
202.198.25.7 AS4538 China Education and Research Network Center 17.92ms from Beijing, CN
202.198.18.10 AS4538 China Education and Research Network Center 18.24ms from Beijing, CN
202.198.16.37 AS4538 China Education and Research Network Center 17.97ms 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
20.56.209.36 AS8075 Microsoft Corporation 0.32ms from Amsterdam, NL
155.141.229.196 AS668 United States Department of Defense (DoD) 0.63ms from Atlanta, US
190.178.5.148 AS22927 Telefonica de Argentina 2.24ms from Buenos Aires, AR
34.69.80.68 AS396982 Google LLC 0.12ms from Council Bluffs, US
72.181.24.164 AS11427 Charter Communications Inc 5.02ms from Dallas, US
98.250.104.84 AS7922 Comcast Cable Communications, LLC 10.12ms from Flint, US
213.155.89.4 AS12337 noris network AG 5.23ms from Frankfurt am Main, DE
189.152.166.84 AS8151 UNINET 1.72ms from Monterrey, MX
59.170.82.20 AS9824 JCOM Co., Ltd. 16.16ms from Osaka, JP
62.244.116.4 AS44407 Linkt SAS 0.43ms from Paris, FR
155.98.26.212 AS17055 University of Utah 1.42ms from Salt Lake City, US
221.156.232.132 AS4766 Korea Telecom 5.16ms from Seoul, KR
184.0.156.196 AS5778 CenturyLink Communications, LLC 11.57ms from Ashburn, US
202.154.147.68 AS56030 Voyager Internet Ltd. 1.11ms from Auckland, NZ
44.239.106.132 AS16509 Amazon.com, Inc. 0.20ms from Boardman, US
156.214.185.116 AS8452 TE-AS 3.15ms from Cairo, EG
38.65.210.68 AS174 Cogent Communications, LLC 0.13ms from Chicago, US
20.67.166.148 AS8075 Microsoft Corporation 0.14ms from Dublin, IE
195.52.128.116 AS12312 ecotel communication ag 5.39ms from Duesseldorf, DE
116.47.158.180 AS17858 LG POWERCOMM 1.76ms from Incheon, KR
77.54.169.36 AS12353 Vodafone Portugal 1.23ms from Lisbon, PT
2.125.122.212 AS5607 Sky UK Limited 5.43ms from London, GB
104.32.79.36 AS20001 Charter Communications Inc 5.37ms from Los Angeles, US
66.75.25.20 AS20001 Charter Communications Inc 5.22ms from Los Angeles, US
184.107.69.116 AS32613 Leaseweb Canada Inc. 0.78ms from Montreal, CA

Traceroute

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

$
traceroute -a -n -q1 -f3 -m18 202.198.30.225
traceroute to 202.198.30.225 (202.198.30.225): 18 hops max, 52 byte packets
3 [AS4837] 219.158.34.121 58.774 ms
4 [AS4837] 219.158.16.213 84.802 ms
5 *
6 [AS4837] 219.158.7.125 85.415 ms
7 [AS4837] 219.158.6.169 100.296 ms
8 *
9 [AS4837] 219.158.34.34 104.925 ms
10 *
11 [AS4538] 101.4.115.250 99.874 ms
12 [AS4538] 101.4.112.82 119.975 ms
13 *
14 [AS4538] 101.4.117.86 118.775 ms
15 [AS4538] 101.4.116.46 127.772 ms
16 *
17 *
18 *
Measurement taken from IPinfo ProbeNet in Nagano, JP
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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