187.1.153.12 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Jan 13, 2026 06:49:30 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Jan 13, 2026 06:49:30 | |
| 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 | 187.1.152.0/23 |
|---|---|
| Network Spam Rate | – |
| DNS name | 187-1-153-12.STATIC.cizol.com.br |
| AS number | 28251 |
| Org name | Cizol Com. e Servicos de Equip de Informatica Ltda |
| Location | Muritiba, Bahia, Brazil |
| IP Geolocation | lat: -12.6345; lon: -39.0665 |
| Address | - |
| Phone | - |
| Website | wavenet.com.br |
| AS spam rate | 0% |
| Websites hosted on 187.1.153.12 | Data loading |
187.1.152.0/23 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 187.1.153.18(187-1-153-18.STATIC.cizol.com.br) | Jul 29, 2026 04:01:01 | Aug 29, 2026 21:35:16 | 3 |
| 2 | 187.1.153.12(187-1-153-12.STATIC.cizol.com.br) | Oct 09, 2025 03:28:06 | Jan 13, 2026 11:49:30 | 3 |
187.1.153.12 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 187.1.153.12 contacting my website?
This 187.1.153.12 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 187.1.153.12 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 187.1.153.12?
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 187.1.153.12. 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 187.1.153.12 is currently performing various types of spam and security attacks on websites.
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