154.51.177.139 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 23, 2026 09:21:59 | Get Anti-Spam Plugin or API |
| SpamFireWall | Blacklisted | Sep 23, 2026 09:21:59 | |
| 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 | 154.51.176.0/22parent network: 154.48.0.0/12 |
|---|---|
| Network Spam Rate | 41% |
| DNS name | - |
| AS number | 174 |
| Org name | Cogent Communications, LLC |
| Location | San Sebastián de los Reyes, Madrid, Spain |
| IP Geolocation | lat: 40.5546; lon: -3.6269 |
| Address | - |
| Phone | - |
| Website | cogentco.com |
| AS spam rate | 1.78% |
| Websites hosted on 154.51.177.139 | Data loading |
154.51.176.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 154.51.177.228 | Sep 05, 2026 12:47:24 | Sep 24, 2026 18:49:40 | 5 |
| 2 | 154.51.176.127 | Sep 07, 2026 15:49:56 | Sep 24, 2026 15:07:55 | 4 |
| 3 | 154.51.177.73 | Sep 11, 2026 06:09:49 | Sep 24, 2026 14:04:48 | 7 |
| 4 | 154.51.176.185 | Sep 05, 2026 20:18:02 | Sep 23, 2026 18:34:46 | 10 |
| 5 | 154.51.177.81 | Sep 02, 2026 03:50:37 | Sep 23, 2026 15:32:32 | 9 |
| 6 | 154.51.177.130 | Sep 12, 2026 12:04:17 | Sep 23, 2026 15:19:37 | 7 |
| 7 | 154.51.177.43 | Sep 05, 2026 03:54:18 | Sep 23, 2026 15:18:06 | 4 |
| 8 | 154.51.176.97 | Sep 10, 2026 13:10:15 | Sep 23, 2026 14:49:04 | 5 |
| 9 | 154.51.176.76 | Sep 08, 2026 20:58:24 | Sep 23, 2026 14:25:59 | 7 |
| 10 | 154.51.177.139 | Sep 05, 2026 17:30:36 | Sep 23, 2026 14:21:59 | 5 |
154.51.177.139 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 154.51.177.139 contacting my website?
This 154.51.177.139 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 154.51.177.139 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 154.51.177.139?
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 154.51.177.139. 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 154.51.177.139 is currently performing various types of spam and security attacks on websites.
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