223.198.166.30
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- CHINANET HAINAN PROVINCE NETWORK
- Usage Type
- Fixed Line ISP
- ASN
- AS4134
- Domain Name
- chinatelecom.cn
- Country
- 🇨🇳 China
- City
- Haikou, Hainan
No reports in the last 60 days
223.198.166.30 has been reported 36 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
36 from
30 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| 🇩🇪 Paul Smith |
Email Auth Brute force attack 6/6 in last day
|
Brute-Force | |
| 🇩🇪 kreativstrecke |
2026-07-08T08:21:43.441422+02:00 srv03 postfix/submission/smtpd[2085927]: warning: unknown[223.198.166.30]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
...
|
Brute-Force | |
| 🇳🇱 Peter Touw |
exim1 - login authenticator failed for ([68.71.255.210]) [223.198.166.30]: 535 Incorrect authentication data
|
Brute-Force | |
| 🇹🇼 tye |
Wazuh Alert Evidence: Jul 08 03:28:34 pico-gw1 postfix/smtpd[1995135]: warning: unknown[223.198.166.30]: SASL LOGIN authentication failed: (reason unavailable), [email protected]
|
Brute-Force | |
| 🇷🇴 INTEQ |
Brute force attack from 223.198.166.30
|
Brute-Force | |
| 🇮🇹 www.tana.it |
SMTP auth dictionary attack
|
Brute-Force | |
| 🇩🇪 mnpx |
SMTP brute forcing (4× over 3h:25m); first seen here 2026-07-07T11:02Z
|
Brute-Force | |
| 🇩🇪 mnpx |
SMTP brute forcing (5× over 5h:27m); first seen here 2026-07-07T11:02Z
|
Brute-Force | |
| 🇩🇪 www.fransveldman.world |
Jul 7 22:16:13 mail postfix/submission/smtpd[293257]: warning: unknown[223.198.166.30]: SASL LOGIN authentication failed: UGFzc3dvcmQ6
Jul 7 22:16:14 mail postfix/submission/smtpd[293257]: lost connection after AUTH from unknown[223.198.166.30]
...
|
Brute-Force Email Spam | |
| Anonymous |
Authentication failure
|
Brute-Force | |
| 🇺🇦 MakselPr |
|
Brute-Force | |
| 🇺🇸 NXTwoThou |
SMTP AUTH LOGIN
|
Brute-Force | |
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | |
| 🇵🇾 SecOpsSL |
Jul 7 14:21:26 mail postfix/smtps/smtpd[870]: warning: unknown[223.198.166.30]: SASL LOGIN authentication failed: authentication failure
|
Email Spam Brute-Force | |
| 🇫🇷 basing |
2026-07-07 18:07:36 pzb SASL PLAIN auth failed: rhost=223.198.166.30...
|
Brute-Force |
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