202.4.152.0/24

AS4538  ·  China Education and Research Network Center

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Summary

Country China
Domain buct.edu.cn
ASN AS4538
Parent Range 202.4.128.0/19
Registry APNIC
ID BUCT-CN

WHOIS Details

inetnum:        202.4.128.0 - 202.4.159.255
netname:        BUCT-CN
descr:          Beijing University of Chemical Technology
descr:          P. O. Box 70
descr:          100029 Heping Street
descr:          Beijing
country:        CN
admin-c:        XD36-AP
tech-c:         YW213-AP
tech-c:         CER-AP
abuse-c:        AC1685-AP
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-irt:        IRT-CERNET-AP
last-modified:  2020-09-03T09:15:59Z
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

person:         Xiaoguo Dong
address:        Network Center
address:        Beijing University of Chemistry Technology
address:        Beijing, Beijing 100029, China
country:        CN
nic-hdl:        XD36-AP
e-mail:         dongxg@mail.buct.edu.cn
phone:          +86-10-6443-4922
fax-no:         +86-10-6441-4105
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:21:15Z
source:         APNIC

person:         Yanqing Wang
address:        Network Center
address:        Beijing University of Chemistry Technology
address:        Beijing, Beijing 100029, China
country:        CN
nic-hdl:        YW213-AP
e-mail:         dongxg@mail.buct.edu.cn
phone:          +86-10-6443-4922
fax-no:         +86-10-6441-4105
mnt-by:         MAINT-CERNET-AP
last-modified:  2011-12-22T05:21:15Z
source:         APNIC

Overlapping Ranges

BGP prefixes that contain 202.4.152.0/24

Range ASN Company Num of IPs
202.4.128.0/19 AS4538 Beijing University of Chemical Technology 8,192

Nearby Ranges

BGP prefixes that overlap with 202.4.0.0/16

Range ASN Company Num of IPs
202.4.192.0/19 AS9444 Hong Kong Telecommunications (HKT) Limited 8,192
202.4.32.0/19 AS17993 Vodafone Samoa Limited 8,192
202.4.96.0/19 AS23956 Amber IT Limited 8,192
202.4.128.0/19 AS4538 Beijing University of Chemical Technology 8,192
202.4.192.0/19 AS4760 Hong Kong Telecommunications (HKT) Limited 8,192
202.4.64.0/19 AS9443 VOCUS PTY LTD 8,192
202.4.224.0/20 AS55803 Hostopia Australia Web Pty Ltd 4,096
202.4.252.0/22 AS4808 Beijing Teletron Telecom Engineering Co., Ltd. 1,024
202.4.170.0/23 AS45726 PT Lion Mentari Airlines 512
202.4.160.0/23 AS18355 PT Kiwoom Sekuritas Indonesia 512
202.4.248.0/23 AS24291 MITSUI & CO., LTD. 512
202.4.26.0/23 AS64047 Viking Telecom Limited 512
202.4.169.0/24 AS137085 Starnet Broaband Services private limited 256
202.4.250.0/24 AS23642 OBIS-IX,Internet Exchange Point,Okayama,Japan 256
202.4.186.0/24 AS63510 Syiah Kuala University (Unsyiah) 256
202.4.183.0/24 AS17477 1144 NEPEAN HIGHWAY 256
202.4.182.0/24 AS38233 Gurudas Heritage, 3rd floor 256
202.4.189.0/24 AS38320 Yayasan Indonesia Memberi Solusi 256
202.4.172.0/24 AS45154 Appnomic Systems 256
202.4.190.0/24 AS17535 Ebix Australia Pty Ltd 256
202.4.251.0/24 AS45495 Interchange Limited 256
202.4.178.0/24 AS45526 Ugam Solutions Pvt Ltd 256
202.4.43.0/24 AS17993 Bear System Range Allocation 256
202.4.168.0/24 AS45901 Vietnam Export Import Commercial Joint stock Bank 256
202.4.176.0/24 AS45902 Hai Phong Securities Company 256
202.4.173.0/24 AS45925 Teletalk Bangladesh Ltd. 256
202.4.175.0/24 AS45937 Brisbane Airport Corporation 256
202.4.167.0/24 AS45939 Ground Floor, Bahria Complex II, 256
202.4.179.0/24 AS46017 Badan Informasi Geospasial 256
202.4.177.0/24 AS4755 SQS INDIA BFSI LIMITED 256
202.4.181.0/24 AS1221 GPO Box 2142 256
202.4.31.0/24 AS4764 G. P. STERN PTY LTD 256
202.4.42.0/24 AS17993 Bear System Samoa 256
202.4.191.0/24 AS55343 Conduent Business Services Philippines Inc. 256
202.4.180.0/24 AS131265 TCS eServe Limited 256
202.4.188.0/24 AS131268 Sunshine Coast Regional Council 256
202.4.46.0/24 AS17993 Bear System Range Allocation 256
202.4.52.0/24 AS17993 Ipasifika Samoa Ltd 256
202.4.53.0/24 AS17993 Ipasifika Samoa Ltd 256

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

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
52.190.6.104 AS8075 Microsoft Corporation 0.45ms from Ashburn, US
186.183.169.184 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 8.18ms from Bogota, CO
182.129.200.56 AS4134 CHINANET-BACKBONE 6.28ms from Chengdu, CN
223.241.20.248 AS4134 CHINANET-BACKBONE 12.54ms from Huai'an, CN
144.216.14.248 AS7896 The Board of Regents of the University of Nebraska 6.85ms from Lincoln, US
162.13.225.152 AS15395 Rackspace Ltd. 1.30ms from London, GB
109.158.146.104 AS2856 British Telecommunications PLC 4.28ms from London, GB
38.53.160.136 AS40237 United Telephone Company 2.12ms from Nashville, US
181.175.210.56 AS14522 SERVICIOS DE TELECOMUNICACIONES SETEL S.A. (XTRIM EC) 2.48ms from Quito, EC
32.209.159.72 AS46690 Southern New England Telephone Company and SNET America, Inc. 8.97ms from Secaucus, US
71.81.70.40 AS20115 Charter Communications LLC 4.07ms from St. Louis, US
172.224.29.72 AS36183 Akamai Technologies, Inc. 0.08ms from Sydney, AU
113.26.36.152 AS4134 CHINANET-BACKBONE 3.99ms from Taiyuan, CN
154.243.125.200 AS36947 Telecom Algeria 10.70ms from Valencia, ES
40.118.65.184 AS8075 Microsoft Corporation 0.27ms from Amsterdam, NL
98.7.128.24 AS40294 Charter Communications LLC 4.64ms from Atlanta, US
109.136.231.136 AS5432 Proximus NV 1.17ms from Brussels, BE
73.191.174.24 AS7922 Comcast Cable Communications, LLC 10.34ms from Chicago, US
13.59.71.104 AS16509 Amazon.com, Inc. 0.13ms from Columbus, US
24.233.22.8 AS55933 Cloudie Limited 1.10ms from Hong Kong, HK
211.39.235.72 AS9457 DREAMLINE CO. 2.56ms from Incheon, KR
86.173.235.248 AS2856 British Telecommunications PLC 5.46ms from London, GB
172.167.207.56 AS8075 Microsoft Corporation 0.24ms from London, GB
46.25.32.184 AS12430 VODAFONE ESPANA S.A.U. 1.27ms from Madrid, ES
93.233.30.56 AS3320 Deutsche Telekom AG 2.92ms from Nuernberg, DE

Traceroute

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

$
traceroute -a -n -q1 -f2 -m9 202.4.152.10
traceroute to 202.4.152.10 (202.4.152.10): 9 hops max, 52 byte packets
2 [AS917] 199.119.65.2 0.623 ms
3 *
4 *
6 [AS6453] 216.6.87.129 0.749 ms
7 *
8 *
9 *
Measurement taken from IPinfo ProbeNet in Ashburn, US
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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