143.0.205.37 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Sep 25, 2026 01:16:44 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 25, 2026 01:16:44 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Sign Up for API, Files, DNSBL & Online Access |
| Type of attacks | Spam | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 143.0.204.0/23 |
|---|---|
| Network Spam Rate | 1% |
| DNS name | 143-0-205-37.riofibra.com |
| AS number | 52951 |
| Org name | NETFLEX TELECOMUNICACOES LTDA |
| Location | São José do Rio Preto, São Paulo, Brazil |
| IP Geolocation | lat: -20.7701; lon: -49.3577 |
| Address | - |
| Phone | - |
| Website | netflexbr.com |
| AS spam rate | 4.23% |
| Websites hosted on 143.0.205.37 | Data loading |
143.0.204.0/23 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 143.0.205.42(143-0-205-42.riofibra.com) | Sep 05, 2025 04:49:59 | Sep 23, 2026 22:24:14 | 4 |
| 2 | 143.0.205.202(143-0-205-202.riofibra.com) | Aug 07, 2025 23:49:17 | Sep 16, 2026 19:07:15 | 5 |
143.0.205.37 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 143.0.205.37 contacting my website?
This 143.0.205.37 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 143.0.205.37 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 143.0.205.37?
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 143.0.205.37. 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 143.0.205.37 is currently performing various types of spam and security attacks on websites.
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