3.91.37.150 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Aug 12, 2026 16:32:38 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Aug 12, 2026 16:32:38 | |
| 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 | 3.91.36.0/22parent network: 3.80.0.0/12 |
|---|---|
| Network Spam Rate | – |
| DNS name | ec2-3-91-37-150.compute-1.amazonaws.com |
| AS number | 14618 |
| Org name | Amazon.com, Inc. |
| Location | Ashburn, Virginia, United States |
| IP Geolocation | lat: 39.0469; lon: -77.4903 |
| Address | - |
| Phone | - |
| Website | aws.amazon.com |
| AS spam rate | 0.53% |
| Websites hosted on 3.91.37.150 | Data loading |
3.91.36.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 3.91.36.16(ec2-3-91-36-16.compute-1.amazonaws.com) | Sep 10, 2026 18:16:36 | Sep 15, 2026 15:04:30 | 3 |
| 2 | 3.91.36.84(ec2-3-91-36-84.compute-1.amazonaws.com) | Aug 17, 2026 06:19:13 | Aug 17, 2026 11:01:14 | 3 |
| 3 | 3.91.37.150(ec2-3-91-37-150.compute-1.amazonaws.com) | Jul 23, 2026 05:26:15 | Aug 12, 2026 21:32:38 | 11 |
| 4 | 3.91.36.79(ec2-3-91-36-79.compute-1.amazonaws.com) | Jun 21, 2026 16:46:49 | Jul 12, 2026 13:30:32 | 15 |
| 5 | 3.91.37.88(ec2-3-91-37-88.compute-1.amazonaws.com) | May 06, 2026 01:18:37 | May 26, 2026 23:30:37 | 14 |
| 6 | 3.91.37.141(ec2-3-91-37-141.compute-1.amazonaws.com) | Apr 27, 2026 21:08:14 | May 18, 2026 21:30:29 | 23 |
| 7 | 3.91.37.83(ec2-3-91-37-83.compute-1.amazonaws.com) | Apr 02, 2026 20:26:35 | Apr 23, 2026 07:31:26 | 14 |
| 8 | 3.91.37.119(ec2-3-91-37-119.compute-1.amazonaws.com) | Feb 27, 2026 23:45:05 | Aug 27, 2026 04:50:12 | 5 |
| 9 | 3.91.37.93(ec2-3-91-37-93.compute-1.amazonaws.com) | Feb 04, 2026 20:00:41 | Feb 24, 2026 22:30:36 | 4 |
| 10 | 3.91.37.195(ec2-3-91-37-195.compute-1.amazonaws.com) | Jan 29, 2026 17:55:03 | May 13, 2026 22:13:12 | 28 |
3.91.37.150 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 3.91.37.150 contacting my website?
This 3.91.37.150 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 3.91.37.150 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 3.91.37.150?
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 3.91.37.150. 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 3.91.37.150 is currently performing various types of spam and security attacks on websites.
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