27.13.161.4
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- China Unicom Chongqing Province Network
- Usage Type
- Fixed Line ISP
- ASN
- AS4837
- Domain Name
- chinaunicom.cn
- Country
- 🇨🇳 China
- City
- Chongqing, Chongqing
No reports in the last 60 days
27.13.161.4 has been reported 44 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
44 from
32 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| Anonymous |
Failed login attempt detected by Fail2Ban in plesk-postfix jail
|
Brute-Force | |
| 🇹🇷 rtbh.com.tr |
list.rtbh.com.tr report: tcp/0
|
Brute-Force | |
| 🇬🇧 Aetherweb Ark |
27.13.161.4 (CN/China/-), N distributed smtpauth attacks on account in the last X secs
|
Brute-Force | |
| 🇸🇪 triplecode |
Reported from hMailServer
|
Email Spam | |
| 🇺🇸 entangled_mongoose |
Failed IMAP authentication with username 'user_sha_cf99a@domain_sha_023c5'.
|
Hacking Brute-Force | |
| 🇸🇮 basing |
2025-12-24 19:21:08 bs SASL PLAIN auth failed: rhost=27.13.161.4...
|
Brute-Force | |
| 🇫🇷 UM3 |
Exim Auth Failed
|
Brute-Force | |
| 🇬🇧 [email protected] |
...
|
Brute-Force SSH | |
| 🇳🇱 big-cloud.nl |
Unauthorized SMTP connection attempt
|
Brute-Force | |
| 🇬🇧 Hobby Bob |
Dec 23 21:51:06 mail postfix/smtps/smtpd[2118378]: warning: unknown[27.13.161.4]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
|
Hacking Brute-Force | |
| 🇫🇷 basing |
2025-12-23 22:20:00 pzb SASL PLAIN auth failed: rhost=27.13.161.4...
|
Brute-Force | |
| 🇪🇸 didevi |
SPAM or Brute force attack detected
|
Email Spam Brute-Force | |
| 🇺🇸 entangled_mongoose |
Failed IMAP authentication with username 'user_sha_603f9@domain_sha_1c064'.
|
Hacking Brute-Force | |
| Anonymous |
Brute Force User Attack SMTP
|
Brute-Force | |
| 🇭🇺 Lacika555 |
RdpGuard detected brute-force attempt on SMTP
|
Brute-Force |
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