14.191.15.57
Recent Activity
This IP has received recent abuse reports, which causes the score to increase.
- ISP
- Vietnam Posts and Telecommunications Group
- Usage Type
- Fixed Line ISP
- ASN
- AS45899
- Domain Name
- vnpt.com.vn
- Country
- 🇻🇳 Viet Nam
- City
- Ha Tinh, Ha Tinh Province
Abuse Reports
Total reports
29 from
20 distinct
reporters
First reported
Most recent report
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 |
|---|---|---|---|
| 🇩🇪 tentwentyfour |
Blocked for probing for SASL accounts (Email)
|
Brute-Force | |
| Anonymous |
This IP was detected by CrowdSec triggering local/postfix-sasl-persistent-brute
|
Email Spam Brute-Force | |
| 🇹🇭 thaizone.com |
Password guessing attack (SM11) #1
|
Email Spam Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| 🇸🇪 1337v411 |
2026-11-03 13:56:19 plain_server authenticator failed for (localhost) [14.191.15.57]: 535 Incorrect authentication data (set_id=<REDACTED>)
|
Brute-Force | |
| Anonymous |
2026-11-02T11:52:00.407663 biopolis.pcconsultant.it postfix/smtpd[1245836]: warning: unknown[14.191.15.57]: SASL PLAIN authentication failed: authentication failure, [email protected]
...
|
Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| 🇮🇹 VHosting |
Detected mail brute force attack from different servers
|
Brute-Force | |
| 🇸🇪 triplecode |
Reported from hMailServer
|
Hacking | |
| 🇨🇿 lp |
Email account brute force: 1 attempts were recorded from 14.191.15.57
2026-11-02T08:48:51+0100 warning: unknown[14.191.15.57]: SASL authentication failed
|
Brute-Force | |
| 🇳🇱 maxxsense |
(postfix-unknown) Failed postfix unknown login with username [redacted] from 14.191.15.57 (VN/Vietnam/static.vnpt.vn)
|
Hacking | |
| Anonymous |
6x Postfix SASL LOGIN authentication failed
|
Brute-Force | |
| 🇭🇺 Lacika555 |
RdpGuard detected brute-force attempt on SMTP
|
Brute-Force | |
| 🇹🇷 Jova |
Repeated failed IMAP+SMTP logins to a mail account (credential guessing).
|
Brute-Force | |
| 🇨🇿 lp |
Email account brute force: 1 attempts were recorded from 14.191.15.57
2026-11-01T14:39:33+0100 warning: unknown[14.191.15.57]: SASL authentication failed
|
Brute-Force |
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