201.74.21.153
Neutral Activity
There is no recent abuse activity, or the IP address is whitelisted.
- ISP
- Claro NXT Telecomunicacoes Ltda
- Usage Type
- Fixed Line ISP
- ASN
- AS28573
- Domain Name
- claro.com.br
- Country
- 🇧🇷 Brazil
- City
- Diadema, Sao Paulo
No reports in the last 60 days
201.74.21.153 has been reported 42 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
42 from
28 distinct
reporters
First reported
Most recent report
| Reporter | IoA Timestamp (UTC) | Comment | Categories |
|---|---|---|---|
| 🇩🇪 bescared |
F2B - Malicious activity detected. Unauthorized connection attempt: Telnet. -151302cd-
|
Port Scan | |
| 🇺🇸 RAP |
2026-08-09 17:04:19 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇫🇷 security.rdmc.fr |
Port Scan Attack proto:TCP src:35099 dst:23
|
Port Scan | |
| 🇫🇷 mibbsdevs |
Honeypot Trap: Port scanning or connection attempt (Ports 22/23/3389/8083) (Attempts: 2)
|
Port Scan Hacking Brute-Force | |
| 🇺🇸 Axel |
Blocked by UFW on MVI [23/tcp] | SPT: 39018 | TTL: 51 | LEN: 60 | TOS: 0x00 • Reported by: github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan IoT Targeted | |
| 🇺🇸 MPL |
tcp/23 (2 or more attempts)
|
Port Scan | |
| 🇧🇷 chronos |
Attempted unauthorized access to Telnet (port 23), likely brute force. | Port: 23 | Proto: TCP | Location: Brazil, Diadema
|
Brute-Force Exploited Host Port Scan Hacking | |
| 🇺🇸 RAP |
2026-08-06 21:34:49 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇫🇷 Hiigara |
connection attempt : 201.74.21.153 on port : tcp/23 (Telnet)
|
Port Scan | |
| 🇩🇪 XYCoderXY |
SSH/web brute-force & exploit scanning against lumerux.com (automated report).
|
Brute-Force SSH | |
| 🇺🇸 xmission.com |
Blocked by UFW (TCP on 23)
Source port: 54830
TTL: 42
Packet length: 60
TOS: 0x08
This report (for 201.74.21.153) was generated by:
https://github.com/sefinek/UFW-AbuseIPDB-Reporter
|
Port Scan Hacking Brute-Force | |
| 🇺🇸 RAP |
2026-08-06 14:49:27 UTC Unauthorized activity to TCP port 23. Telnet
|
Port Scan | |
| 🇫🇮 iamxorum |
|
Port Scan IoT Targeted | |
| Anonymous |
Unauthorized connection to Telnet port 23
|
Port Scan | |
| 🇫🇷 security.rdmc.fr |
Port Scan Attack proto:TCP src:58154 dst:23
|
Port Scan |
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