172.121.210.48 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Sep 20, 2026 17:22:23 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 20, 2026 17:22:23 | |
| 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 | 172.121.208.0/22 |
|---|---|
| Network Spam Rate | 34% |
| DNS name | - |
| AS number | 3257 |
| Org name | GTT Communications Inc. |
| Location | Santa Clara, California, United States |
| IP Geolocation | lat: 37.3931; lon: -121.962 |
| 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 | 12.85% |
| Websites hosted on 172.121.210.48 | Data loading |
172.121.208.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 172.121.211.114 | Aug 24, 2025 23:13:34 | Oct 03, 2026 12:30:59 | 7 |
| 2 | 172.121.211.162 | Oct 13, 2024 05:30:31 | Oct 03, 2026 11:35:42 | 5 |
| 3 | 172.121.211.53 | Aug 17, 2025 08:07:15 | Oct 03, 2026 10:41:19 | 6 |
| 4 | 172.121.211.232 | Aug 17, 2025 08:54:14 | Oct 03, 2026 08:52:34 | 6 |
| 5 | 172.121.211.122 | Sep 17, 2025 07:33:49 | Oct 03, 2026 03:22:10 | 5 |
| 6 | 172.121.211.12 | Jul 07, 2025 13:55:27 | Oct 02, 2026 23:50:12 | 7 |
| 7 | 172.121.211.138 | Aug 21, 2025 11:35:22 | Oct 02, 2026 22:24:59 | 5 |
| 8 | 172.121.211.9 | Oct 18, 2024 12:15:32 | Oct 02, 2026 19:32:45 | 5 |
| 9 | 172.121.211.56 | Nov 03, 2025 21:46:51 | Oct 02, 2026 19:31:55 | 6 |
| 10 | 172.121.211.149 | Aug 02, 2025 04:44:37 | Oct 02, 2026 18:17:55 | 8 |
172.121.210.48 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 172.121.210.48 contacting my website?
This 172.121.210.48 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 172.121.210.48 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 172.121.210.48?
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 172.121.210.48. 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 172.121.210.48 is currently performing various types of spam and security attacks on websites.
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