170.81.111.143 reported for spam, and brute force attacks
1 brute force attacks, last activity .
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Oct 12, 2026 17:45:22 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Oct 12, 2026 17:45:22 | |
| 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 | 170.81.111.0/24 |
|---|---|
| Network Spam Rate | – |
| DNS name | 170-81-111-143.navetech.net.br |
| AS number | 266416 |
| Org name | L3 NETWORKS E TELECOMUNICACOES LTDA |
| Location | Mirante, Bahia, Brazil |
| IP Geolocation | lat: -14.1877; lon: -40.7859 |
| | |
| Address | - |
| Phone | - |
| Website | navetech.com.br |
| AS spam rate | 5.48% |
| Websites hosted on 170.81.111.143 | Data loading |
Brute Force attacks log
| Date/time (GMT) | IP | Nickname | Event |
|---|
170.81.111.0/24 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 170.81.111.77 (170-81-111-77.navetech.net.br) | Aug 18, 2026 00:09:07 | Aug 30, 2026 02:58:54 | 3 |
| 2 | 170.81.111.137 (170-81-111-137.navetech.net.br) | Oct 12, 2025 22:28:48 | Sep 25, 2026 10:13:57 | 4 |
| 3 | 170.81.111.158 (170-81-111-158.navetech.net.br) | Sep 23, 2025 22:39:37 | Oct 13, 2025 22:13:36 | 3 |
| 4 | 170.81.111.128 (170-81-111-128.navetech.net.br) | Sep 20, 2025 10:24:00 | Oct 10, 2026 07:14:03 | 11 |
| 5 | 170.81.111.236 (170-81-111-236.navetech.net.br) | Sep 09, 2025 10:41:36 | Oct 11, 2026 07:14:46 | 4 |
| 6 | 170.81.111.133 (170-81-111-133.navetech.net.br) | Sep 06, 2025 05:43:26 | Nov 04, 2026 16:46:07 | 4 |
| 7 | 170.81.111.129 (170-81-111-129.navetech.net.br) | Aug 08, 2025 05:34:20 | Sep 07, 2026 13:19:27 | 4 |
| 8 | 170.81.111.142 (170-81-111-142.navetech.net.br) | Jul 31, 2025 20:01:33 | Aug 27, 2026 12:42:47 | 4 |
| 9 | 170.81.111.135 (170-81-111-135.navetech.net.br) | Jul 24, 2025 16:45:21 | Sep 25, 2026 16:33:27 | 5 |
| 10 | 170.81.111.143 (170-81-111-143.navetech.net.br) | Jul 08, 2025 19:14:14 | Oct 12, 2026 22:45:22 | 5 |
170.81.111.143 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
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Why is this 170.81.111.143 contacting my website?
This 170.81.111.143 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 170.81.111.143 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 170.81.111.143?
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 170.81.111.143. 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 170.81.111.143 is currently performing various types of spam and security attacks on websites.
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