104.37.31.251 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 29, 2026 22:13:43 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 29, 2026 22:13:43 | |
| 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 | 104.37.31.0/24 |
|---|---|
| Network Spam Rate | 13% |
| DNS name | - |
| AS number | 3257 |
| Org name | GTT Communications Inc. |
| Location | Ashburn, Virginia, United States |
| IP Geolocation | lat: 39.0469; lon: -77.4903 |
| Address | Tinet International Network SpA TINET Accounts Payable Localita Sa Illetta, SS 195, KM 2,300 09122 Cagliari ITALY |
| Phone | +49610282353 |
| Website | gtt.net |
| AS spam rate | 7.32% |
| Websites hosted on 104.37.31.251 | Data loading |
104.37.31.0/24 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 104.37.31.137 | Oct 18, 2025 11:00:23 | Sep 30, 2026 06:41:18 | 5 |
| 2 | 104.37.31.136 | Aug 30, 2018 23:59:42 | Sep 30, 2026 06:30:35 | 4 |
| 3 | 104.37.31.43 | Aug 03, 2025 15:07:25 | Sep 30, 2026 06:27:57 | 5 |
| 4 | 104.37.31.172 | Sep 02, 2018 00:14:34 | Sep 30, 2026 06:25:47 | 7 |
| 5 | 104.37.31.181 | Jan 16, 2019 17:03:05 | Sep 30, 2026 05:16:29 | 7 |
| 6 | 104.37.31.241 | Oct 29, 2018 21:20:51 | Sep 30, 2026 05:09:11 | 703 |
| 7 | 104.37.31.30 | Sep 17, 2025 10:06:53 | Sep 30, 2026 03:49:57 | 6 |
| 8 | 104.37.31.251 | Oct 03, 2018 15:02:07 | Sep 30, 2026 03:13:43 | 58 |
| 9 | 104.37.31.186 | Sep 15, 2020 05:40:56 | Sep 30, 2026 00:02:58 | 4 |
| 10 | 104.37.31.209 | Sep 20, 2018 04:48:37 | Sep 29, 2026 22:51:59 | 6 |
104.37.31.251 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 104.37.31.251 contacting my website?
This 104.37.31.251 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 104.37.31.251 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 104.37.31.251?
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 104.37.31.251. 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 104.37.31.251 is currently performing various types of spam and security attacks on websites.
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