IP Address: 189.57.137.250

Threat level: 80%

Attack count: 33

Country: Brazil

Region: Sao Paulo

City: Santos

ASN: 10429

ISP: TELEFONICA BRASIL S.A

Net Block: 189.56.0.0-189.57.255.255

Domain name: telefonica.com.br (www.telefonica.com.br)

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

✅ Chris

7 hours ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

15 hours ago

Real-time Intercept: SMTP attack. Reference: 2026-05-20 05:43:12.5445 Login failure: 189.57.137.250 SMTP

BruteForce

SMTP

✅ tuya

22 hours ago

ipban 1.9.0 - Authentication failed

BruteForce

SmarterMail

✅ Chris

yesterday

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Craig

yesterday

ipban 2.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Gordon

yesterday

ipban 2.0.0

BruteForce

SMTP

✅ Tesi Supporto

yesterday

fail2ban

BruteForce

tesi_postfix-auth

✅ 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

4 days ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Arvoreen

5 days ago

fail2ban

BruteForce

postfix