IP Address: 14.49.140.87


Threat level: 18%
Attack count: 17
Country: South Korea
Region: Jeju-do
City: Jeju City
ASN: 4766
ISP: Korea Telecom
Net Block: 14.49.23.0-14.49.191.255
Domain name: kt.com
Abuse contact: [email protected]
Stats (UTC)

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System
ipban 4.1.0 - LogonDenied
BruteForce
MSExchangeLogs
✅ Anonymous
ipbanpro 5.0.0 - Invalid Username or Password
BruteForce
MailEnable
✅ Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
✅ Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
✅ Chris
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
ipban 4.1.0 - LogonDenied
BruteForce
MSExchangeLogs
✅ Anonymous
Real-time Intercept: SMTP attack. Reference: 2026-09-04 10:25:08.5421 Login failure: 14.49.140.87 SMTP
BruteForce, Hacking
SMTP
ipban 4.1.0 - LogonDenied
BruteForce
MSExchangeLogs
✅ Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
tesi_postfix-auth
✅ Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
ipban 4.1.0 - LogonDenied
BruteForce
MSExchangeLogs
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