222.30.32.0/19

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain cernet.edu.cn
ASN AS4538
Parent Range 222.28.0.0/14
Registry APNIC
ID BJR-CERNET

WHOIS Details

inetnum:        222.28.0.0 - 222.31.255.255
netname:        BJR-CERNET
descr:          China Education and Research Network
descr:          Beijing Regional Network
country:        CN
admin-c:        CER-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
remarks:        origin AS4538
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CERNET-AP
mnt-routes:     MAINT-CERNET-AP
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:16:23Z
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

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 222.30.32.0/19

Range ASN Company Num of IPs
222.28.0.0/14 AS4538 China Education and Research Network 262,144

Nearby Ranges

BGP prefixes that overlap with 222.30.0.0/16

Range ASN Company Num of IPs
222.28.0.0/14 AS4538 China Education and Research Network 262,144

Hosted domains

There are 9 domain names hosted across 3 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
222.30.45.190 nankai.edu.cn 6
222.30.60.31 cmips.org.cn 2
222.30.50.197 chinahis.com 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

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

IP Address ASN Details
222.30.45.174 AS4538 China Education and Research Network Center 5.70ms from Beijing, CN
222.30.38.3 AS4538 China Education and Research Network Center 5.85ms from Beijing, CN
222.30.60.32 AS4538 China Education and Research Network Center 6.66ms from Beijing, CN
222.30.40.94 AS4538 China Education and Research Network Center 5.79ms 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
68.117.147.211 AS20115 Charter Communications LLC 10.43ms from Atlanta, US
211.103.169.195 AS4808 China Unicom Beijing Province Network 3.71ms from Beijing, CN
35.167.231.35 AS16509 Amazon.com, Inc. 0.14ms from Boardman, US
23.95.95.35 AS36352 HostPapa 0.14ms from Buffalo, US
75.183.202.243 AS11426 Charter Communications Inc 9.45ms from Charlotte, US
95.45.162.131 AS5466 Eircom Limited 1.41ms from Dublin, IE
177.148.194.19 AS26615 TIM S/A 12.93ms from Fortaleza, BR
124.90.168.211 AS4837 CHINA UNICOM China169 Backbone 4.73ms from Hangzhou, CN
114.219.161.19 AS140292 CHINATELECOM Jiangsu province Suzhou 5G network 7.44ms from Huai'an, CN
182.216.106.19 AS17858 LG POWERCOMM 2.20ms from Incheon, KR
80.5.83.35 AS5089 Virgin Media Limited 7.37ms from London, GB
178.126.16.163 AS6697 Republican Unitary Telecommunication Enterprise Beltelecom 5.74ms from Minsk, BY
60.99.176.163 AS17676 SoftBank Corp. 3.56ms from Osaka, JP
116.140.211.131 AS4837 CHINA UNICOM China169 Backbone 2.29ms from Wuhan, CN
123.8.95.67 AS4837 CHINA UNICOM China169 Backbone 3.93ms from Zhengzhou, CN
217.77.133.51 AS12902 Luna.nl B.V. 0.57ms from Amsterdam, NL
54.245.196.83 AS16509 Amazon.com, Inc. 0.24ms from Boardman, US
114.139.94.51 AS4134 CHINANET-BACKBONE 4.19ms from Guiyang, CN
121.40.45.147 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 5.73ms from Hangzhou, CN
151.60.134.163 AS1267 WIND TRE S.P.A. 3.61ms from Milan, IT
97.92.183.131 AS20115 Charter Communications LLC 18.02ms from Minneapolis, US
167.172.230.99 AS14061 DigitalOcean, LLC 0.29ms from New York City, US
5.43.125.115 AS42560 Telemach BH d.o.o. Sarajevo 5.11ms from Novi Travnik, BA
70.190.75.83 AS22773 Cox Communications Inc. 5.50ms from Phoenix, US
81.29.239.19 AS34978 Linkwireless srl 9.12ms from Rome, IT

Traceroute

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

$
traceroute -a -n -q1 -f6 222.30.60.32
traceroute to 222.30.60.32 (222.30.60.32): 64 hops max, 52 byte packets
7 *
8 [AS4538] 101.4.112.70 5.121 ms
9 *
10 [AS4538] 202.113.18.122 4.918 ms
11 [AS4538] 202.113.20.173 5.251 ms
12 [AS4538] 202.113.20.118 6.285 ms
13 [AS4538] 222.30.60.32 6.037 ms
Measurement taken from IPinfo ProbeNet in Beijing, 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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