2026-04-18 21:48:36
(2 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-)
Brute-Force
2026-04-17 03:53:02
(2 months ago)
...
Brute-Force
🇺🇸
bigscoots.com
2026-04-17 03:14:03
(2 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: 2 ...
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(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-04-16 23:13:35 dovecot_plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]:62723: 535 Incorrect authentication data ([email protected] )
2026-04-16 23:13:41 dovecot_login authenticator failed for H=([10.19.18.60]) [66.56.81.113]:62723: 535 Incorrect authentication data ([email protected] )
2026-04-16 23:13:47 dovecot_plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]:2474: 535 Incorrect authentication data ([email protected] )
2026-04-16 23:13:53 dovecot_login authenticator failed for H=([10.19.18.60]) [66.56.81.113]:2474: 535 Incorrect authentication data ([email protected] )
2026-04-16 23:14:02 dovecot_plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]:49687: 535 Incorrect authentication data ([email protected] )
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Brute-Force
SSH
🇳🇱
rroethof
2026-04-17 03:02:23
(2 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: * ...
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(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: *; Direction: 1; Trigger: LF_SMTPAUTH; Logs: 2026-04-17 05:02:12 plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]: 535 Incorrect authentication data ([email protected] )
2026-04-17 05:02:13 login authenticator failed for H=([10.19.18.60]) [66.56.81.113]: 535 Incorrect authentication data ([email protected] )
2026-04-17 05:02:13 plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]: 535 Incorrect authentication data ([email protected] )
2026-04-17 05:02:14 login authenticator failed for H=([10.19.18.60]) [66.56.81.113]: 535 Incorrect authentication data ([email protected] )
2026-04-17 05:02:21 plain authenticator failed for H=([10.19.18.60]) [66.56.81.113]: 535 Incorrect authentication data ([email protected] )
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Spoofing
Brute-Force
Bad Web Bot
Web App Attack
SSH
🇳🇱
Mangelot Hosting
2026-03-12 20:14:59
(3 months ago)
(exim_plain_fail) srv102 Exim Plain Auth Fail 66.56.81.113 (CA/Canada/-): 3 in the last 3600 secs; P ...
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(exim_plain_fail) srv102 Exim Plain Auth Fail 66.56.81.113 (CA/Canada/-): 3 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_CUSTOMTRIGGER; Logs:
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Web App Attack
2026-02-26 18:05:19
(3 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking
2026-02-23 18:05:06
(3 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking
2026-02-11 16:50:20
(4 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking
2026-01-26 14:29:36
(4 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/Ontario/Toronto/-/[redacted])
Brute-Force
🇺🇸
bigscoots.com
2026-01-26 14:28:11
(4 months ago)
(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: 2 ...
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(smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: 25,465,587; Direction: 0; Trigger: LF_SMTPAUTH; Logs: 2026-01-26 09:27:40 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:46707: 535 Incorrect authentication data ([email protected] )
2026-01-26 09:27:46 dovecot_login authenticator failed for H=([10.19.18.162]) [66.56.81.113]:46707: 535 Incorrect authentication data ([email protected] )
2026-01-26 09:27:52 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:44976: 535 Incorrect authentication data ([email protected] )
2026-01-26 09:27:58 dovecot_login authenticator failed for H=([10.19.18.162]) [66.56.81.113]:44976: 535 Incorrect authentication data ([email protected] )
2026-01-26 09:28:06 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:54272: 535 Incorrect authentication data ([email protected] )
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Brute-Force
SSH
🇨🇦
zXero
2026-01-20 09:59:59
(5 months ago)
Fail2Ban automatic report - jail: dovecot-iptables
DDoS Attack
Brute-Force
SSH
🇧🇷
SvrAdmin
2026-01-19 10:19:57
(5 months ago)
[101] (smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Po ...
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[101] (smtpauth) Failed SMTP AUTH login from 66.56.81.113 (CA/Canada/-): 5 in the last 3600 secs; Ports: *; Direction: inout; Trigger: LF_SMTPAUTH; Logs: 2026-01-19 07:19:07 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:31928: 535 Incorrect authentication data ([email protected] )
2026-01-19 07:19:13 dovecot_login authenticator failed for H=([10.19.18.162]) [66.56.81.113]:31928: 535 Incorrect authentication data ([email protected] )
2026-01-19 07:19:20 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:3492: 535 Incorrect authentication data ([email protected] )
2026-01-19 07:19:22 dovecot_login authenticator failed for H=([10.19.18.162]) [66.56.81.113]:3492: 535 Incorrect authentication data ([email protected] )
2026-01-19 07:19:56 dovecot_plain authenticator failed for H=([10.19.18.162]) [66.56.81.113]:45393: 535 Incorrect authentication data ([email protected] )
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Port Scan
Hacking
Brute-Force
Exploited Host
2025-12-26 01:35:21
(5 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking
🇺🇸
xmission.com
2025-12-21 05:27:08
(5 months ago)
Blocked by UFW (TCP on 1)
Source port: 42172
TTL: 51
Packet length: 60
TOS: 0x08
This report (for 6 ...
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Blocked by UFW (TCP on 1)
Source port: 42172
TTL: 51
Packet length: 60
TOS: 0x08
This report (for 66.56.81.113) was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
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Port Scan
2025-12-20 15:55:12
(6 months ago)
Unauthorized connection attempt detected in the last 24 hours
Hacking