123.21.10.142 Threat Intelligence and Host Information

Aug 08, 2025 ipinfopage

General

This page contains threat intelligence information for the IPv4 address 123.21.10.142 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 🟡 38/100

Host and Network Information

  • Mitre ATT&CK IDs: T1110 - Brute Force, T1595 - Active Scanning

  • Tags: brute force, scan, sip, sipvicious, ssh

  • View other sources: Spamhaus VirusTotal

  • Country: Vietnam
  • Network:
  • Noticed: 3 times
  • Protocols Attacked: ssh
  • Countries Attacked: Australia

Malware Detected on Host

Count: 2 3e42ac2eb02bffd03f158cdc2110a2a8ee42c7c23d657bb57523a8d92c6679f4 c871214f0821ea2f0fe53af2c132be945a08ae3c0666c5d05e25e2ee3f269278

Map

Whois Information

  • inetnum: 123.16.0.0 - 123.31.255.255
  • netname: VNPT-VN
  • descr: Vietnam Posts and Telecommunications Group
  • descr: No 57, Huynh Thuc Khang Street, Lang Ha ward, Dong Da district, Ha Noi City
  • country: VN
  • admin-c: PTH13-AP
  • tech-c: PTH13-AP
  • status: ALLOCATED PORTABLE
  • mnt-by: MAINT-VN-VNNIC
  • mnt-lower: MAINT-VN-VNPT
  • mnt-routes: MAINT-VN-VNPT
  • last-modified: 2018-01-25T03:55:17Z
  • mnt-irt: IRT-VNNIC-AP
  • irt: IRT-VNNIC-AP
  • address: Ha Noi, VietNam
  • phone: +84-24-35564944
  • fax-no: +84-24-37821462
  • e-mail: hm-changed@vnnic.vn
  • abuse-mailbox: hm-changed@vnnic.vn
  • admin-c: NTTT1-AP
  • tech-c: NTTT1-AP
  • mnt-by: MAINT-VN-VNNIC
  • last-modified: 2017-11-08T09:40:06Z
  • person: Pham Tien Huy
  • address: VNPT-VN
  • country: VN
  • phone: +84-24-37741604
  • e-mail: huypt@vnpt.vn
  • nic-hdl: PTH13-AP
  • mnt-by: MAINT-VN-VNPT
  • last-modified: 2017-11-19T07:06:20Z
  • route: 123.21.0.0/20
  • descr: VietNam Post and Telecom Corporation (VNPT)
  • descr: VNPT-AS-AP
  • country: VN
  • origin: AS45899
  • notify: hm-changed@vnnic.net.vn
  • mnt-by: MAINT-VN-VNPT
  • last-modified: 2010-08-10T08:20:15Z

Links to attack logs

digitaloceantoronto-ssh-bruteforce-ip-list-2025-08-08

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