IP Address: 189.56.195.78

Threat level: 47%

Attack count: 22

Country: Brazil

Region: Sao Paulo

City: São Caetano do Sul

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

✅ Anonymous

28 minutes ago

Real-time Intercept: SMTP attack. Reference: 2026-05-20 20:45:20.2329 Login failure: 189.56.195.78 SMTP

BruteForce

SMTP

✅ Craig

6 hours ago

ipban 2.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ tuya

9 hours ago

ipban 1.9.0 - Authentication failed

BruteForce

SmarterMail

✅ Chris

17 hours ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Tesi Supporto

yesterday

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 11:58:05.3918 Login failure: 189.56.195.78 SMTP

BruteForce

SMTP

✅ Chris

2 days ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Tim Walker

3 days ago

ipban 1.8.0 - LogonDenied

BruteForce

MSExchangeLogs

✅ Tim Walker

4 days ago

ipban 1.8.0 - LogonDenied

BruteForce

MSExchangeLogs