27.74.158.142

Recent Activity This IP has received recent abuse reports, which causes the score to increase.
Abuse Confidence Score
62% Elevated
14 reports
11 reporters · latest 3 days ago
ISP
Viettel Group
Usage Type
Fixed Line ISP
ASN
AS7552
Domain Name
viettel.com.vn
Country
🇻🇳 Viet Nam
City
Ho Chi Minh City, Ho Chi Minh City (HCMC)
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Abuse Reports

Total reports
14 from 11 distinct reporters
First reported
Most recent report
Last 60 days
Top reporter locations 🇩🇪 Germany 3 🇱🇺 Luxembourg 3 🇬🇧 United Kingdom of Great Britain and Northern Ireland 2
Most common categories Brute-Force 12 Exploited Host 4 Email Spam 3 Port Scan 3 Hacking 2
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
🇧🇷 ICS Labs
ICS Labs threat intelligence (ICS Feeds): Brute-Force, Exploited Host. Last observed 2026-11-11 UTC.
Brute-Force Exploited Host
Anonymous
SMTP brute force - auth failed
Brute-Force Exploited Host
Anonymous
Failed login attempt detected by Fail2Ban in plesk-postfix jail
Brute-Force
🇩🇪 LRob
SMTP AUTH probe
Port Scan
🇪🇸 didevi
SPAM or Brute force attack detected
Email Spam Brute-Force
🇬🇧 killian7603
Logon Policy Violation
Email Spam Spoofing Brute-Force
🇬🇧 Hobby Bob
Nov 7 04:53:29 mail postfix/submission/smtpd[1733672]: warning: unknown[27.74.158.142]: SASL PLAIN authentication failed:
Hacking Brute-Force
🇩🇪 CR Honey Pot
BruteForce IMAP
Brute-Force
Anonymous
SMTP brute force - auth failed
Brute-Force Exploited Host
Anonymous
SMTP brute force - auth failed
Brute-Force Exploited Host
Anonymous
denied traffic to a non-approved destination port. destination port 25.
Port Scan
🇹🇭 thaizone.com
Password guessing attack (SM11) #1
Email Spam Brute-Force
🇸🇰 Eurofluid
You shall not pass ! Abusive behavior blocked by EF firewall.
Port Scan Hacking Brute-Force
🇸🇰 Eurofluid
RdpGuard detected brute-force attempt on SMTP
Brute-Force

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