IP Address: 81.30.98.66


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Reported by
Timestamp
Notes
Flags
System
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
Kamil
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
Kamil
fail2ban
BruteForce
recidive
Kamil
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
Kamil
fail2ban
BruteForce
postfix-sasl
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
Anonymous
Real-time Intercept: SMTP attack. Reference: 2026-05-21 21:07:15.8717 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
tesi_postfix-auth
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
Anonymous
Real-time Intercept: SMTP attack. Reference: 2026-05-21 00:10:13.7464 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
Anonymous
FNT Sentinel Real-time Intercept: SMTP attack. Reference: 2026-05-17 20:43:02.3500 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
Anonymous
SMTP attack detected. 2026-05-16 08:05:12.7901 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
Anonymous
SMTP attack detected. 2026-05-15 10:50:14.4885 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
tesi_postfix-auth
Anonymous
SMTP attack detected. 2026-05-14 02:13:37.7811 Login failure: 81.30.98.66 SMTP 2
BruteForce
SMTP
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
Craig
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
Anonymous
SMTP attack detected. 2026-05-12 15:45:04.0015 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
Anonymous
SMTP attack detected. 2026-05-10 12:08:32.1079 Login failure: 81.30.98.66 SMTP
BruteForce
SMTP
fail2ban
BruteForce
postfix-sasl
Anonymous
SMTP attack detected. 2026-05-09 10:00:35.3817 Login failure: 81.30.98.66 SMTP
None
SMTP
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
ipban 3.0.0 - Invalid Username or Password
BruteForce
MailEnable
fail2ban
BruteForce
postfix-sasl
fail2ban
BruteForce
tesi_postfix-auth
ipbanpro 5.0.0
BruteForce
IceWarp
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
ipbanpro 5.0.0
BruteForce
IceWarp
ipbanpro 5.0.0
BruteForce
IceWarp
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
ipbanpro 5.0.0
BruteForce
IceWarp
Chris
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
ipbanpro 5.0.0
BruteForce
IceWarp
ipbanpro 5.0.0
BruteForce
IceWarp
Gordon
ipban 2.0.0
BruteForce
SMTP
Chris
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
Chris
ipban 3.1.0 - Invalid Username or Password
BruteForce
MailEnable
Craig
ipban 2.0.0 - Invalid Username or Password
BruteForce
MailEnable
tuya
ipban 1.9.0 - Authentication failed
BruteForce
SmarterMail
ipbanpro 5.0.0
BruteForce
IceWarp
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