211.67.64.0/20

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:        211.64.0.0 - 211.69.255.255
netname:        CERNET-CN
descr:          China Education and Research Network
descr:          Room 224, Tsinghua University
descr:          Beijing, China
country:        CN
admin-c:        JW725-AP
tech-c:         XL364-AP
tech-c:         LZ530-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        confederation
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-10-20T00:56:04Z
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:  2025-11-18T00:26:28Z
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:         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

person:         Jianping Wu
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         jianping@cernet.edu.cn
nic-hdl:        JW725-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
source:         APNIC

person:         Ling Zhang
address:        Network Center
address:        South China University of Technology
address:        Guangzhou, Guangdong 510641, China
address:        CN
country:        CN
phone:          +86-20-87110596
fax-no:         +86-20-87110019
e-mail:         ling@scut.edu.cn
nic-hdl:        LZ530-AP
notify:         dbmon@apnic.net
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
source:         APNIC

person:         Xing Li
address:        China Education and Research Network Center
address:        Room 225, Main Building, Tsinghua University
address:        Beijing 100084
address:        CN
country:        CN
phone:          +86-10-6278-5983
fax-no:         +86-10-6278-5933
e-mail:         xing@cernet.edu.cn
nic-hdl:        XL364-AP
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:23:32Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 211.67.0.0/16

No nearby ranges found.

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
211.67.66.135 17p8.cn 1
211.67.64.133 e21.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

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

IP Address ASN Details
211.67.66.81 AS4538 China Education and Research Network Center 1.42ms from Wuhan, CN
211.67.64.213 AS4538 China Education and Research Network Center 1.55ms from Wuhan, 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
134.194.152.52 AS289 Headquarters, USAISC 2.71ms from Ashburn, US
96.241.50.180 AS701 Verizon Business 2.43ms from Ashburn, US
87.181.156.148 AS3320 Deutsche Telekom AG 4.29ms from Frankfurt am Main, DE
73.115.25.84 AS7922 Comcast Cable Communications, LLC 9.03ms from Houston, US
39.117.42.4 AS9318 SK Broadband Co Ltd 1.68ms from Incheon, KR
185.228.205.244 AS12779 IT.Gate S.p.A. 2.02ms from Milan, IT
80.117.253.132 AS3269 Telecom Italia S.p.A. 8.16ms from Milan, IT
49.72.186.100 AS4134 CHINANET-BACKBONE 5.34ms from Nanjing, CN
124.155.66.132 AS4685 Asahi Net 3.17ms from Osaka, JP
116.235.202.164 AS4812 China Telecom (Group) 4.57ms from Shanghai, CN
45.249.104.84 AS132817 DZCRD Networks Ltd 0.38ms from Singapore, SG
3.1.205.228 AS16509 Amazon.com, Inc. 0.11ms from Singapore, SG
52.163.204.68 AS8075 Microsoft Corporation 0.56ms from Singapore, SG
79.100.219.164 AS8866 Vivacom Bulgaria EAD 0.79ms from Sofia, BG
142.188.251.196 AS577 Bell Canada 6.39ms from Toronto, CA
197.27.73.180 AS37492 Orange Tunisie 16.58ms from Tunis, TN
203.35.83.36 AS1221 Telstra Limited 1.09ms from Adelaide, AU
132.145.174.116 AS31898 Oracle Corporation 0.29ms from Ashburn, US
27.4.50.116 AS17488 Hathway IP Over Cable Internet 1.29ms from Bengaluru, IN
44.238.18.212 AS16509 Amazon.com, Inc. 0.15ms from Boardman, US
196.118.243.100 AS36925 MEDITELECOM 5.99ms from Casablanca, MA
141.238.19.4 AS395015 SUNY College at Fredonia 19.78ms from Chicago, US
178.17.44.68 AS31463 Redcentric Solutions Ltd 2.65ms from London, GB
90.209.247.196 AS5607 Sky UK Limited 1.72ms from London, GB
176.25.44.212 AS5607 Sky UK Limited 7.78ms from London, GB

Traceroute

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

$
traceroute -a -n -q1 -f2 -m16 211.67.75.204
traceroute to 211.67.75.204 (211.67.75.204): 16 hops max, 52 byte packets
2 [] 185.1.226.96 39.094 ms
3 *
4 *
5 *
6 *
7 [AS4538] 101.4.114.181 286.379 ms
8 *
9 *
10 [AS4538] 101.4.112.66 301.141 ms
11 [AS4538] 101.4.118.214 308.71 ms
12 *
13 [AS4538] 202.112.20.17 297.607 ms
14 *
15 *
16 *
Measurement taken from IPinfo ProbeNet in Athens, GR
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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