IP Address: 189.73.51.142

Threat level: 11%

Attack count: 7

Country: Brazil

Region: Parana

City: Cascavel

ASN: 8167

ISP: V TAL

Net Block: 189.72.0.0-189.75.255.255

Domain name: oi.net.br (www.oi.net.br)

Stats (UTC)

Reported by

Timestamp

Notes

Flags

System

✅ Craig

2 days ago

ipban 2.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

2 days ago

Real-time Intercept: SMTP attack. Reference: 2026-05-21 12:19:47.9585 Login failure: 189.73.51.142 SMTP

BruteForce

SMTP

2 days ago

fail2ban

BruteForce

tesi_postfix-auth