IP Address: 123.13.67.129

Threat level: 89%

Attack count: 25

Country: China

ASN: 4837

ISP: CHINA UNICOM China169 Backbone

Net Block: 123.4.0.0-123.15.255.255

Domain name: chinaunicom.cn

Abuse contact: [email protected]

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

✅ Gordon

8 hours ago

ipban 2.0.0

BruteForce

SMTP

✅ Chris

12 hours ago

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Craig

12 hours ago

ipban 2.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

21 hours ago

Real-time Intercept: SMTP attack. Reference: 2026-07-28 02:11:43.1512 Login failure: 123.13.67.129 SMTP

BruteForce, Hacking

SMTP

✅ Tesi Supporto

21 hours ago

fail2ban

BruteForce

tesi_postfix-auth

✅ Arvoreen

21 hours ago

fail2ban

BruteForce

postfix

✅ yitzhaq

yesterday

fail2ban dovecot

BruteForce

IMAP

✅ Chris

yesterday

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

yesterday

ipbanpro 5.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Tim Walker

yesterday

ipban 1.8.0 - LogonDenied

BruteForce

MSExchangeLogs