58.52.196.21
| ISP | CHINANET Hubei province network |
|---|---|
| Usage Type | Fixed Line ISP |
| ASN | AS4134 |
| Domain Name | chinatelecom.cn |
| Country | 🇨🇳 China |
| City | Wuhan, Hubei |
ISP, Usage Type, and Location provided by IPInfo. Updated weekly.
IP Abuse Reports for 58.52.196.21
This IP address has been reported a total of 24 times from 17 distinct sources. 58.52.196.21 was first reported on , and the most recent report was . In the last 60 days, the top reporter locations were: United States of America with 6 reports; Germany with 5 reports; Luxembourg with 4 reports. The most common categories in these recent reports were: Brute-Force 14 times; Email Spam 6 times; Exploited Host 4 times; Hacking 4 times; Port Scan 3 times.
| Reporter | IoA Timestamp (UTC) | Comment | Categories | |
|---|---|---|---|---|
| 🇮🇹 CoreTech srl |
[DC: IP:151.1.252.27] ntopng alert: blacklisted_client_contact
|
Hacking | ||
| 🇱🇻 garmtech.com |
Multiple SASL authentication failures.
|
Brute-Force | ||
| 🇺🇸 bigwavedave |
SMTP
|
Brute-Force | ||
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | ||
| 🇺🇸 robertm |
|
Brute-Force | ||
| 🇬🇧 iss-security-operations |
Seen attempting a bruteforce against SMTP services
|
Brute-Force | ||
| 🇩🇪 Petros Stefanakis |
(smtpauth) Failed SMTP AUTH login from 58.52.196.21 (CN/China/-)
|
Brute-Force | ||
| 🇺🇸 bigwavedave |
SMTP
|
Brute-Force | ||
| 🇩🇪 LRob |
SMTP abuse: repeated rejected delivery attempts (spam or recipient guessing) | 2026-09-17 19:47 UTC
|
Email Spam | ||
| 🇳🇱 maxxsense |
|
Hacking | ||
| 🇺🇸 Ghost Rider |
RdpGuard detected brute-force attempt on SMTP
|
Brute-Force | ||
| Anonymous |
SMTP brute force - auth failed
|
Brute-Force Exploited Host | ||
| 🇩🇪 LRob |
SMTP abuse: repeated rejected delivery attempts (spam or recipient guessing) | 2026-09-16 19:04 UTC
|
Email Spam | ||
| 🇺🇸 xmission.com |
IP triggered Postscreen SMTP Filter
|
Email Spam | ||
| 🇩🇪 LRob |
SMTP abuse: repeated rejected delivery attempts (spam or recipient guessing) | 2026-09-16 17:54 UTC
|
Email Spam |
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