5.206.55.129
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- Intersvyaz-2 JSC
- Usage Type
- Fixed Line ISP
- ASN
- AS8369
- Domain Name
- is74.ru
- Country
- 🇷🇺 Russian Federation
- City
- Chelyabinsk, Chelyabinsk
No reports in the last 60 days
5.206.55.129 has been reported 109 times. The most recent report is from .
The full history is preserved below and remains searchable. A 0% score reflects the absence of recent activity, but this is not a guarantee that earlier reports were invalid. Abuse confidence score decays, naturally, over time, when the abusive activity stops.
Abuse Reports
Total reports
109 from
60 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| 🇨🇭 Origon |
|
Web App Attack | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| Anonymous |
Attempted brute force login to web vpn 2 time(s); last attempt for 2025.10.21 is noted in report timestamp
|
Hacking Brute-Force | |
| Anonymous |
IMAP password guessing
|
Brute-Force | |
| 🇩🇪 Paul Smith |
Email Auth Brute force attack 1/1 in last day
|
Brute-Force | |
| 🇩🇪 kreativstrecke |
|
Brute-Force | |
| 🇳🇱 big-cloud.nl |
Unauthorized SMTP connection attempt
|
Brute-Force | |
| 🇹🇭 thaizone.com |
Mail credential brute-force attack (SMG1 [2]) #1
|
Email Spam Brute-Force | |
| Anonymous |
Attempted brute force login to web vpn 6 time(s); last attempt for 2025.10.20 is noted in report timestamp
|
Hacking Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| 🇹🇭 thaizone.com |
Mail credential brute-force attack (SM3) #1
|
Email Spam Brute-Force | |
| 🇺🇸 shaunc |
Oct 20 05:01:06 mailman postfix/smtpd[7813]: warning: unknown[5.206.55.129]: SASL LOGIN authentication failed: authentication failure
|
Brute-Force | |
| 🇺🇸 FurrIX vIX |
|
Brute-Force | |
| 🇩🇪 ITSNF |
|
Email Spam Brute-Force | |
| 🇭🇺 Lacika555 |
RdpGuard detected brute-force attempt on SMTP
|
Brute-Force |
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