89.190.156.39

Classification: Malicious

89.190.156.39 is a malicious IP address. Reported by 8 threat sources, last seen 2026-08-15. Network: AS49870 Alsycon B.V..

Current activity

  • Known attacker — Seen launching attacks over the Internet.
  • Open proxy — Provides anonymization that can hide an attacker.

Blacklist sightings

Description Source First seen Last seen Labels MITRE ATT&CK
Proxy IPWhois.io 2026-07-16 13:42:04 2026-08-15 14:28:14 anonymization proxy
Mail Spammer Barracuda 2026-07-16 13:42:04 2026-08-15 14:28:14 attacker malicious-activity
Proxy FireHOL 2024-01-03 05:57:23 2025-10-06 14:59:59 anonymization
Suspicious Host AbuseIPDB 2025-04-06 20:07:16 2025-04-06 20:07:16 anomalous-activity
SSH Attacker Blocklist.de 2023-12-13 03:40:21 2024-03-13 05:00:43 malicious-activity
ET COMPROMISED Known Compromised or Hostile Host Traffic UDP Emerging Threats 2023-12-19 13:16:01 2024-01-28 14:59:34 malicious-activity
ET COMPROMISED Known Compromised or Hostile Host Traffic TCP Emerging Threats 2023-12-19 13:15:56 2024-01-28 14:59:29 malicious-activity
SIP Attacker Blocklist.de 2023-12-19 03:25:09 2023-12-26 03:06:24 malicious-activity
Mail Spammer Abuseat.org 2023-12-13 03:40:23 2023-12-13 03:40:23
ET CINS Active Threat Intelligence Poor Reputation IP UDP Emerging Threats 2021-01-26 12:56:28 2021-02-01 14:28:03 malicious-activity
ET CINS Active Threat Intelligence Poor Reputation IP TCP Emerging Threats 2021-01-26 12:56:23 2021-02-01 14:27:59 malicious-activity
Malicious Host CIArmy 2021-01-23 11:20:14 2021-01-30 09:13:29 malicious-activity

Tags

ssh bruteforce bot sip attacker anonymization

Whois information

AS name
AS49870 Alsycon B.V.
AS registry
ripencc
AS date
2018-10-10 00:00:00
AS CIDR
89.190.156.0/24
CIDR
89.190.156.0/24
Registrant
Alsycon B.V.
Address
Bruynvisweg 11 1531 AX Wormer NETHERLANDS
City
Zaanstad
Postal code
1506 LS
Country
NL — Netherlands 🇳🇱
Contact email
[email protected]
First indexed
2021-01-23 11:20:14
Last updated
2026-08-15 14:28:15

Malicious IPs in the same CIDR

89.190.156.227 89.190.156.41 89.190.156.21 89.190.156.34 89.190.156.231 89.190.156.25 89.190.156.143 89.190.156.39 89.190.156.176 89.190.156.22 89.190.156.159