120.94.0.0/20

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 120.94.0.0/16
Registry APNIC
ID CDR-CERNET

WHOIS Details

inetnum:        120.94.0.0 - 120.94.255.255
netname:        CDR-CERNET
descr:          China Education and Research Network
descr:          Chengdu Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
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:  2020-09-03T09:16:29Z
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

route:          120.94.0.0/16
descr:          CERNET
origin:         AS4538
mnt-by:         MAINT-CERNET-AP
last-modified:  2009-01-05T03:10:57Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 120.94.0.0/20

Range ASN Company Num of IPs
120.94.0.0/16 AS4538 China Education and Research Network 65,536

Nearby Ranges

BGP prefixes that overlap with 120.94.0.0/16

Range ASN Company Num of IPs
120.94.0.0/16 AS4538 China Education and Research Network 65,536

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

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

IP Address ASN Details
120.94.0.3 AS4538 China Education and Research Network Center 5.84ms 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
180.222.150.52 AS38566 NTTCTNET 0.20ms from Bangkok, TH
52.92.241.84 AS16509 Amazon.com, Inc. 0.47ms from Boardman, US
45.43.52.244 AS135377 UCLOUD INFORMATION TECHNOLOGY (HK) LIMITED 2.06ms from Hong Kong, HK
177.195.232.180 AS28573 Claro NXT Telecomunicacoes Ltda 17.35ms from Joao Pessoa, BR
176.174.168.36 AS5410 Bouygues Telecom SA 4.34ms from Lyon, FR
187.252.7.68 AS28545 Cablemas Telecomunicaciones SA de CV 16.90ms from Miami, US
71.6.42.20 AS14265 TPx Communications 4.39ms from Sacramento, US
174.165.106.164 AS7922 Comcast Cable Communications, LLC 4.89ms from Seattle, US
222.107.242.68 AS4766 Korea Telecom 1.30ms from Seoul, KR
124.239.150.36 AS4134 CHINANET-BACKBONE 1.11ms from Shijiazhuang, CN
63.135.17.4 AS11260 EastLink 15.12ms from Toronto, CA
69.234.207.4 AS135629 Ningxia West Cloud Data Technology Co.Ltd. 0.53ms from Zhongwei, CN
3.227.226.148 AS14618 Amazon.com, Inc. 0.48ms from Ashburn, US
20.121.47.116 AS8075 Microsoft Corporation 0.68ms from Ashburn, US
35.161.9.164 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
93.116.90.20 AS8926 Moldtelecom SA 3.38ms from Chisinau, MD
93.236.112.68 AS3320 Deutsche Telekom AG 5.18ms from Frankfurt am Main, DE
105.169.168.52 AS37119 UNITEL SA 0.76ms from Luanda, AO
83.42.175.84 AS3352 TELEFONICA DE ESPANA S.A.U. 9.77ms from Madrid, ES
2.3.137.212 AS3215 Orange S.A. 14.67ms from Marseille, FR
100.16.63.20 AS701 Verizon Business 4.60ms from Philadelphia, US
180.159.28.52 AS4812 China Telecom (Group) 4.85ms from Shanghai, CN
58.138.132.36 AS2497 Internet Initiative Japan Inc. 4.14ms from Tokyo, JP
121.119.95.84 AS4713 NTT DOCOMO BUSINESS,Inc. 3.16ms from Tokyo, JP
178.160.219.52 AS12297 Telecom Armenia AS 0.32ms from Yerevan, AM

Traceroute

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

$
traceroute -a -n -q1 -f5 -m18 120.94.1.220
traceroute to 120.94.1.220 (120.94.1.220): 18 hops max, 52 byte packets
5 [] 123.255.91.118 68.494 ms
6 [AS4538] 101.4.114.181 103.827 ms
7 *
8 *
9 [AS4538] 101.4.115.249 101.044 ms
10 [AS4538] 101.4.112.14 118.196 ms
11 [AS4538] 101.4.112.49 117.462 ms
12 *
13 [AS4538] 101.4.112.194 130.981 ms
14 *
15 [AS4538] 202.115.255.214 136.38 ms
16 *
17 *
18 *
Measurement taken from IPinfo ProbeNet in Seoul, KR
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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