168.121.75.92 reported for spam, and brute force attacks
1 brute force attacks, last activity .
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Sep 25, 2026 10:10:00 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 25, 2026 10:10:00 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Sign Up for API, Files, DNSBL & Online Access |
| Type of attacks | Spam, BruteForce | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 168.121.75.0/24 |
|---|---|
| Network Spam Rate | 2% |
| DNS name | client-75-92.sulcatel.com.br |
| AS number | 265302 |
| Org name | SULCATEL COMERCIO DE TELEFONIA LTDA - ME |
| Location | Forquilhinha, Santa Catarina, Brazil |
| IP Geolocation | lat: -28.7888; lon: -49.4635 |
| Address | - |
| Phone | - |
| Website | sulcatel.com.br |
| AS spam rate | 5.24% |
| Websites hosted on 168.121.75.92 | Data loading |
Brute Force attacks log
| Date/time (GMT) | IP | Nickname | Event |
|---|---|---|---|
| Sep 09, 2026 08:00:09 | 168.121.75.92 | admind***** | invalid_username |
168.121.75.0/24 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 168.121.75.122(client-75-122.sulcatel.com.br) | Aug 28, 2026 04:07:28 | Sep 10, 2026 13:43:54 | 3 |
| 2 | 168.121.75.53(client-75-53.sulcatel.com.br) | Feb 13, 2026 09:05:20 | Mar 19, 2026 17:19:18 | 13 |
| 3 | 168.121.75.48(client-75-48.sulcatel.com.br) | Feb 13, 2026 08:29:07 | Apr 03, 2026 09:23:57 | 3 |
| 4 | 168.121.75.41(client-75-41.sulcatel.com.br) | Feb 13, 2026 06:45:11 | Mar 29, 2026 07:43:04 | 8 |
| 5 | 168.121.75.75(client-75-75.sulcatel.com.br) | Feb 04, 2026 02:06:36 | Sep 19, 2026 10:53:40 | 3 |
| 6 | 168.121.75.31(client-75-31.sulcatel.com.br) | Jan 28, 2026 14:14:08 | Feb 27, 2026 18:25:09 | 3 |
| 7 | 168.121.75.38(client-75-38.sulcatel.com.br) | Jan 21, 2026 21:54:23 | Mar 01, 2026 04:37:28 | 5 |
| 8 | 168.121.75.59(client-75-59.sulcatel.com.br) | Jan 16, 2026 12:03:34 | Apr 02, 2026 11:28:55 | 4 |
| 9 | 168.121.75.97(client-75-97.sulcatel.com.br) | Jan 14, 2026 09:57:40 | Sep 20, 2026 13:45:50 | 3 |
| 10 | 168.121.75.92(client-75-92.sulcatel.com.br) | Dec 18, 2025 18:04:28 | Sep 25, 2026 15:10:00 | 3 |
168.121.75.92 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 168.121.75.92 contacting my website?
This 168.121.75.92 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 168.121.75.92 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 168.121.75.92?
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 168.121.75.92. 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 168.121.75.92 is currently performing various types of spam and security attacks on websites.
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