51.79.223.51

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
100% Critical
131 reports
105 reporters · latest 15 hours ago
ISP
OVH Singapore PTE. LTD
Usage Type
Data Center/Web Hosting/Transit
ASN
AS16276
Hostname(s)
vps-8e7b2b85.vps.ovh.ca
Domain Name
ovh.net
Country
🇸🇬 Singapore
City
Singapore
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Abuse Reports

Total reports
131 from 105 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇩🇪 Germany 31 🇺🇸 United States of America 20 🇫🇷 France 16
Most common categories Brute-Force 67 Web App Attack 62 SSH 26 Bad Web Bot 22 Hacking 19
Recent reports We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.
Reporter IoA Timestamp (UTC) Comment Categories
🇩🇪 Marc
Brute-Force Email Spam
Anonymous
(pop3d) Failed POP3 login from 51.79.223.51 (SG/Singapore/vps-8e7b2b85.vps.ovh.ca)
Brute-Force
🇿🇦 Megasurf
IMAP/POP3 mailbox login brute-force. Blocked automatically by our firewall (LF_POP3D).
Brute-Force
🇩🇪 jasperedv.de
Failed IMAP Login - Brutforcing
Email Spam Brute-Force
🇩🇪 localhost-admin
Unauthorized connection attempt detected, SMTP Brute-Force
Brute-Force
🇧🇾 hbars.by
2026-11-12T12:33:31.169150+03:00 radionet dovecot: auth: passwd-file([email protected],51.79.223.51,<WiM0ARFgwt0zT98z>): unknown user
Brute-Force
Anonymous
POP or IMAP failed login attempts detected by Fail2Ban
Brute-Force
🇫🇮 [email protected]
Attack attempt against Interwebbi servers; (pop3d) Failed POP3 login from 51.79.223.51 (SG/Singapore/vps-8e7b2b85.vps.ovh.ca): 5 in the last 3600 secs; IP: 51.79.223.51; Ports: *; Direction: 0; Trigger: LF_POP3D;
Brute-Force
🇩🇪 chris_yooo
Spoofing Brute-Force
🇳🇱 e.fierstra
Failed IMAP logins
Brute-Force
🇺🇦 vbios.com
MAIL_Brute-Force
Brute-Force
🇧🇾 hbars.by
Brute-Force
🇸🇮 basing
2026-11-12 08:20:20 z4 SASL PLAIN auth failed: rhost=51.79.223.51...
Brute-Force
🇮🇹 CoreTech srl
[DC: IP:151.1.252.27] ntopng alert: blacklisted_client_contact,ndpi_unsafe_protocol
Hacking
🇳🇱 e.fierstra
Failed IMAP logins over 24h
Brute-Force

Think this IP has been falsely reported? You may request to have the associated reports reviewed and removed. Request Takedown

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