121.40.187.73 Threat Intelligence and Host Information

Oct 20, 2025 ipinfopage

General

This page contains threat intelligence information for the IPv4 address 121.40.187.73 and was generated either as a result of observed malicious activity or as an information gathering exercise to assist with enrichment of security events and context. All information is gathered passively through aggregation of public sources, or observations through activity upon honeynets. The host score is calculated through a series of statistically weighted values and machine learning which takes into account metadata such as host information, frequency, volume and global distribution of malicious activity, association with other known malicious hosts or networks, proxying or anonymising behaviour such as with tor exit nodes, residential proxies or VPN services, and many other attributes. These values are historical and indicative only - and should not be taken to be an accurate representation of the users, businesses or networks in which they reside.

Potentially Malicious Host 🟡 35/100

Host and Network Information

  • Tags: blacklist, botnet, bruteforce, digital ocean, Malicious IP, mirai, port 23, scan, tcp, tcp/23, telnet, vultr

  • View other sources: Spamhaus VirusTotal

  • Country: China
  • Network:
  • Noticed: 24 times
  • Protocols Attacked: telnet
  • Countries Attacked: France, United Kingdom, United States of America
  • Passive DNS Results: exjo.cn

Malware Detected on Host

Count: 1 a2f28af8b68318c130d819af70587949dff7429a9e56a33ef5e5616e0a6aebf9

Map

Whois Information

  • inetnum: 121.40.0.0 - 121.43.255.255
  • netname: ALISOFT
  • descr: Aliyun Computing Co., LTD
  • descr: 5F, Builing D, the West Lake International Plaza of S&T
  • descr: No.391 Wen’er Road, Hangzhou, Zhejiang, China, 310099
  • country: CN
  • admin-c: ZM1015-AP
  • tech-c: ZM877-AP
  • tech-c: ZM876-AP
  • tech-c: ZM875-AP
  • abuse-c: AC1601-AP
  • status: ALLOCATED PORTABLE
  • mnt-by: MAINT-CNNIC-AP
  • mnt-irt: IRT-ALISOFT-CN
  • last-modified: 2023-11-28T00:57:01Z
  • irt: IRT-ALISOFT-CN
  • address: No.391 Wen’er Road, Hangzhou, Zhejiang, China, 310099
  • e-mail: didong.jc@alibaba-inc.com
  • abuse-mailbox: didong.jc@alibaba-inc.com
  • admin-c: ZM877-AP
  • tech-c: ZM877-AP
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2021-09-05T23:38:36Z
  • role: ABUSE CNNICCN
  • country: ZZ
  • address: Beijing, China
  • phone: +000000000
  • e-mail: ipas@cnnic.cn
  • admin-c: IP50-AP
  • tech-c: IP50-AP
  • nic-hdl: AC1601-AP
  • abuse-mailbox: ipas@cnnic.cn
  • mnt-by: APNIC-ABUSE
  • last-modified: 2025-09-19T17:20:32Z
  • person: Li Jia
  • address: NO.969 West Wen Yi Road, Yu Hang District, Hangzhou
  • country: CN
  • phone: +86-0571-85022088
  • e-mail: jiali.jl@alibaba-inc.com
  • nic-hdl: ZM1015-AP
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2025-07-01T07:12:42Z
  • person: Guoxin Gao
  • address: 5F, Builing D, the West Lake International Plaza of S&T
  • address: No.391 Wen’er Road, Hangzhou City
  • address: Zhejiang, China, 310099
  • country: CN
  • phone: +86-0571-85022600
  • fax-no: +86-0571-85022600
  • e-mail: anti-spam@list.alibaba-inc.com
  • nic-hdl: ZM875-AP
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2014-07-30T01:56:01Z
  • person: security trouble
  • e-mail: abuse@alibaba-inc.com
  • address: Hangzhou, Zhejiang, China
  • phone: +86-0571-85022600
  • country: CN
  • mnt-by: MAINT-CNNIC-AP
  • nic-hdl: ZM876-AP
  • last-modified: 2025-07-01T07:06:11Z
  • person: Guowei Pan
  • address: 5F, Builing D, the West Lake International Plaza of S&T
  • address: No.391 Wen’er Road, Hangzhou City
  • address: Zhejiang, China, 310099
  • country: CN
  • phone: +86-0571-85022088-30763
  • fax-no: +86-0571-85022600
  • e-mail: abuse@alibaba-inc.com
  • nic-hdl: ZM877-AP
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2025-07-01T07:05:46Z
  • route: 121.40.0.0/14
  • descr: Hangzhou Alibaba Advertising Co.,Ltd.
  • country: CN
  • origin: AS37963
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2019-08-07T23:28:05Z
  • route: 121.40.0.0/14
  • descr: Alibaba (US) Technology Co., Ltd.
  • country: CN
  • origin: AS45102
  • mnt-by: MAINT-CNNIC-AP
  • last-modified: 2019-08-07T23:28:03Z

Links to attack logs

vultrparis-telnet-bruteforce-ip-list-2023-08-19 ****** ****** dolondon-telnet-bruteforce-ip-list-2023-07-27 ****** digitaloceanamsterdam-telnet-bruteforce-ip-list-2023-08-08

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