IP Address: 103.206.205.73

Threat level: 1%

Attack count: 5

Country: Thailand

Region: Bangkok

ASN: 135034

ISP: Planet Communications Asia Public Company Limited

Net Block: 103.206.204.0-103.206.207.255

Domain name: planetcomm.com

Stats (UTC)

Reported by

Timestamp

Notes

Flags

System

✅ Chris

yesterday

ipban 3.1.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Anonymous

8 days ago

ipbanpro 5.0.0 - Invalid Username or Password

BruteForce

MailEnable

✅ Arvoreen

9 days ago

fail2ban

BruteForce

postfix

✅ Anonymous

9 days ago

Real-time Intercept: SMTP attack. Reference: 2026-07-16 15:25:06.2434 Login failure: 103.206.205.73 SMTP

BruteForce, Hacking

SMTP

19 days ago

fail2ban

BruteForce

tesi_postfix-auth