138.121.3.73 reported for spam, and brute force attacks
1 brute force attacks, last activity .
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | May 07, 2026 11:08:20 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | May 07, 2026 11:08:20 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Use via API, Files & DNSBL |
| Type of attacks | Spam, BruteForce | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 138.121.3.0/24 parent network: 138.121.2.0/23 |
|---|---|
| Network Spam Rate | 1% |
| DNS name | - |
| AS number | 264284 |
| Org name | Transdados Telecom |
| Location | Planalto, Bahia, Brazil |
| IP Geolocation | lat: -14.7941; lon: -40.2803 |
| | |
| Address | - |
| Phone | - |
| Website | transdados.com.br |
| AS spam rate | 0% |
| Websites hosted on 138.121.3.73 | Data loading |
Brute Force attacks log
| Date/time (GMT) | IP | Nickname | Event |
|---|
138.121.3.0/24 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 138.121.3.233 | Sep 18, 2026 07:13:40 | Nov 06, 2026 14:33:43 | 3 |
| 2 | 138.121.3.225 (138.121.3.225.transdados.com.br) | Aug 02, 2026 00:28:48 | Sep 07, 2026 07:54:31 | 3 |
| 3 | 138.121.3.227 (138.121.3.227.transdados.com.br) | Jul 08, 2026 16:31:21 | Oct 13, 2026 10:11:58 | 3 |
| 4 | 138.121.3.226 | Jun 21, 2026 19:40:46 | Oct 23, 2026 11:52:38 | 5 |
| 5 | 138.121.3.242 (138.121.3.242.transdados.com.br) | Jun 02, 2026 07:42:25 | Sep 24, 2026 13:30:18 | 3 |
| 6 | 138.121.3.77 | Oct 05, 2025 18:41:48 | Apr 17, 2026 06:05:25 | 5 |
| 7 | 138.121.3.73 | Sep 21, 2025 03:11:53 | May 07, 2026 16:08:20 | 6 |
| 8 | 138.121.3.51 (138.121.3.51.transdados.com.br) | Sep 02, 2025 15:28:06 | Dec 23, 2025 16:07:51 | 4 |
| 9 | 138.121.3.18 | May 27, 2025 14:30:22 | Oct 09, 2026 17:18:48 | 4 |
| 10 | 138.121.3.75 | Sep 08, 2023 19:12:06 | May 02, 2026 22:27:00 | 5 |
138.121.3.73 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
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Why is this 138.121.3.73 contacting my website?
This 138.121.3.73 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 138.121.3.73 safe?
It depends on the IP address status. If it is green and marked as "Not in lists", it is considered safe. If it is "Blacklisted" and shown in red, it means the IP has been involved in abusive activity such as spam, phishing, scam attacks, password brute-force attempts, or hacking attempts.
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How do I block 138.121.3.73?
Use one of our Anti-Spam plugins, the Security plugin, the Anti-Spam API, or the Block Lists API. If you are not sure which option to choose, please contact our support team: https://cleantalk.org/my/support/open
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Is this a bot or hacker?
It depends on the activity of the 138.121.3.73. If the Anti-Spam or Security plugins stop the attacks, it is most likely a bot. If they do not stop them, there is a high probability that it is a human attacker.
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What does "Blacklisted" mean?
It means the 138.121.3.73 is currently performing various types of spam and security attacks on websites.
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