IP Address: 143.137.133.139

Threat level: 61%

Attack count: 26

Country: Brazil

Region: Parana

City: Nova Laranjeiras

ASN: 264045

ISP: DL INTERNET

Net Block: 143.137.132.0-143.137.135.255

Stats (UTC)

Last 60 Minutes
Last 24 Hours
Last 30 days
Last 12 months

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Recent submissions

Reported by

Timestamp

Notes

Flags

System

✅ Tesi Supporto

17 hours ago

fail2ban

BruteForce

tesi_postfix-auth

✅ Chris

yesterday

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

yesterday

Real-time Intercept: SMTP attack. Reference: 2026-05-19 16:56:41.1559 Login failure: 143.137.133.139 SMTP

BruteForce

SMTP

✅ Gordon

yesterday

ipban 2.0.0

BruteForce

SMTP

✅ tuya

yesterday

ipban 1.9.0 - Authentication failed

BruteForce

SmarterMail

✅ Chris

2 days ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Tim Walker

2 days ago

ipban 1.8.0 - LogonDenied

BruteForce

MSExchangeLogs

✅ Tim Walker

3 days ago

ipban 1.8.0 - LogonDenied

BruteForce

MSExchangeLogs

✅ Chris

3 days ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable