204.157.166.80
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- DC INTERNET EIRELI
- Usage Type
- Fixed Line ISP
- ASN
- AS272744
- Domain Name
- dcinternet.com.br
- Country
- 🇧🇷 Brazil
- City
- Campinas, Santa Catarina
Abuse Reports
Total reports
69 from
44 distinct
reporters
First reported
Most recent report
Old reports
The most recent abuse report for this IP address is from
.
It is possible that this IP is no longer involved in abusive activities.
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| Anonymous |
"Security violation, excess traffic against library/education infrastructure"
|
Brute-Force | |
| 🇫🇷 Stara |
Automated block by CSF/LFD - suspicious activity detected
|
Brute-Force Web App Attack | |
| Anonymous |
|
Brute-Force Email Spam | |
| 🇸🇰 DSSYSTEMS |
RdpGuard detected brute-force attempt on SMTP
|
Brute-Force | |
| 🇨🇿 lp |
Email account brute force: 1 attempts were recorded from 204.157.166.80
2026-09-02T11:38:43+02:00 warning: unknown[204.157.166.80]: SASL PLAIN authentication failed: authentication failure, [email protected]
|
Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| 🇩🇪 MarkGGN |
SMTP Bruteforce. 2026-09-01T21:14:19.576609+02:00 *.* postfix/submission/smtpd[3674414]: warning: unknown[204.157.166.80]: SASL PLAIN authentication failed: authentication failure, sasl_username=falko_support@*
|
Brute-Force | |
| 🇹🇭 thaizone.com |
Password guessing attack (SM11) #2
|
Email Spam Brute-Force | |
| Anonymous |
Kept connecting and disconnecting without issuing any commands
|
DDoS Attack | |
| 🇹🇭 thaizone.com |
Password guessing attack (SM11) #1
|
Email Spam Brute-Force | |
| 🇩🇪 MarkGGN |
|
Brute-Force | |
| 🇳🇱 EGP Abuse Dept |
Unsolicited connection to port 465
|
Port Scan Hacking | |
| Anonymous |
2026-08-30T01:52:10.696524 biopolis.pcconsultant.it postfix/smtpd[1966025]: warning: unknown[204.157.166.80]: SASL PLAIN authentication failed: authentication failure, [email protected]
...
|
Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| Anonymous |
Failed login attempt detected by Fail2Ban in plesk-postfix jail
|
Brute-Force |
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