81.168.109.167

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
43% Elevated
15 reports
7 reporters · latest 1 day ago
ISP
GCI Network Solutions Limited
Usage Type
Fixed Line ISP
ASN
AS9304
Domain Name
nasstar.com
Country
🇭🇰 Hong Kong
City
Tung Chung, Islands
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Abuse Reports

Total reports
15 from 7 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇨🇿 Czechia 8 🇩🇪 Germany 2 🇧🇷 Brazil 1
Most common categories Brute-Force 12 Email Spam 2 Hacking 1 Spoofing 1
Recent reports We have received reports of abusive activity from this IP address within the last week. It is potentially still actively engaged in abusive activities.
Reporter IoA Timestamp (UTC) Comment Categories
🇬🇧 killian7603
Logon Policy Violation
Email Spam Spoofing Brute-Force
🇩🇪 Paul Smith
Email Auth Brute force attack 2/1 in last day
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-05T07:18:57+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-05T05:15:57+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-04T22:49:47+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-04T07:20:49+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-04T04:39:32+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-11-03T14:36:14+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇩🇪 filstal.org
CrowdSec: crowdsecurity/postfix-non-smtp-command
Email Spam Hacking
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-10-31T08:51:51+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
Anonymous
BruteForce IMAP/POP3/SMTP
Brute-Force
🇺🇸 [email protected]
Total attacks: 1
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-10-31T03:28:36+0100 warning: unknown[81.168.109.167]: SASL authentication failed
Brute-Force
🇨🇿 lp
Email account brute force: 1 attempts were recorded from 81.168.109.167 2026-08-18T07:03:54+02:00 warning: unknown[81.168.109.167]: SASL PLAIN authentication failed: authentication failure, [email protected]
Brute-Force
🇺🇸 Smee
IMAP/SMTP Authentication Failure
Brute-Force

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