58.187.21.12 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Jul 28, 2026 21:30:42 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Jul 28, 2026 21:30:42 | |
| 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 | 58.187.21.0/24parent network: 58.187.16.0/20 |
|---|---|
| Network Spam Rate | 4% |
| DNS name | - |
| AS number | 18403 |
| Org name | FPT Telecom Company |
| Location | Hanoi, Hanoi, Vietnam |
| IP Geolocation | lat: 21.0184; lon: 105.8461 |
| Address | - |
| Phone | - |
| Website | vnnic.vn |
| AS spam rate | 2.79% |
| Websites hosted on 58.187.21.12 | Data loading |
58.187.21.0/24 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 58.187.21.6 | Jul 30, 2026 18:21:24 | Sep 20, 2026 13:34:23 | 3 |
| 2 | 58.187.21.247 | Jul 18, 2026 22:19:55 | Aug 07, 2026 22:52:34 | 3 |
| 3 | 58.187.21.55 | Jul 07, 2026 16:16:55 | Jul 29, 2026 13:30:36 | 5 |
| 4 | 58.187.21.4 | Feb 14, 2026 03:28:28 | Mar 14, 2026 14:31:39 | 4 |
| 5 | 58.187.21.43 | Feb 10, 2026 06:54:05 | Aug 03, 2026 21:15:34 | 3 |
| 6 | 58.187.21.151 | Jan 12, 2026 19:07:31 | Aug 22, 2026 16:45:46 | 4 |
| 7 | 58.187.21.130 | Dec 08, 2025 01:04:00 | Oct 06, 2026 07:21:51 | 3 |
| 8 | 58.187.21.12 | Nov 17, 2025 09:04:46 | Jul 29, 2026 02:30:42 | 5 |
| 9 | 58.187.21.120 | Oct 26, 2025 10:28:30 | Jul 03, 2026 14:58:01 | 3 |
| 10 | 58.187.21.22 | Aug 30, 2025 15:26:13 | Oct 04, 2026 18:24:15 | 4 |
58.187.21.12 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 58.187.21.12 contacting my website?
This 58.187.21.12 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 58.187.21.12 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 58.187.21.12?
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 58.187.21.12. 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 58.187.21.12 is currently performing various types of spam and security attacks on websites.
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