IP Address: 103.211.21.213


Threat level: 0%
Attack count: 20
Country: India
Region: West Bengal
City: Kolkata
ASN: 135872
ISP: GTPL KCBPL BROADBAND PVT LTD
Net Block: 103.211.20.0-103.211.23.255
Domain name: gtplkcbpl.net
Abuse contact: [email protected]
Stats (UTC)

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Recent submissions


Reported by
Timestamp
Notes
Flags
System
✅ Pr0vieH
fail2ban
BruteForce
SSH
✅ Anonymous
ipban 3.0.0 - Failed password
BruteForce
SSH
✅ Anonymous
ipban 3.0.0 - Failed password
BruteForce
SSH
fail2ban
BruteForce
postfix
fail2ban
BruteForce
tesi_postfix-auth
ipbanpro 5.0.0 - Invalid username or password
BruteForce
MailEnable
✅ Anonymous
Real-time Intercept: SMTP attack. Reference: 2026-05-19 01:17:02.8312 Login failure: 103.211.21.213 SMTP
BruteForce
SMTP
fail2ban
BruteForce
tesi_postfix-auth
✅ Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
ipban 1.8.0 - LogonDenied
BruteForce
MSExchangeLogs
ipban 1.8.0 - LogonDenied
BruteForce
MSExchangeLogs
✅ Chris
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
ipban 1.8.0 - LogonDenied
BruteForce
MSExchangeLogs
ipban 1.8.0 - LogonDenied
BruteForce
MSExchangeLogs
fail2ban
BruteForce
postfix
ipban 2.0.1 - Invalid Username or Password
BruteForce
MailEnable
ipbanpro 4.3.0
BruteForce
MailEnable
ipbanpro 4.3.0
BruteForce
MailEnable
✅ Terry
ipbanpro 4.2.0 - Authentication failed
BruteForce
SmarterMail
✅ Craig
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix
ipbanpro 4.1.0
BruteForce
MailEnable
✅ KingD
ipban 2.0.0 - Connection closed
BruteForce
SSH
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