172.121.210.147 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 28, 2026 06:23:35 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 28, 2026 06:23:35 | |
| 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 | 22% |
| 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 | 5.46% |
| Websites hosted on 172.121.210.147 | Data loading |
172.121.208.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 172.121.210.74 | Jun 20, 2026 07:55:34 | Sep 28, 2026 14:29:51 | 7 |
| 2 | 172.121.210.175 | May 28, 2026 06:24:27 | Sep 28, 2026 14:08:53 | 4 |
| 3 | 172.121.210.237 | May 28, 2026 06:14:36 | Sep 28, 2026 13:34:40 | 9 |
| 4 | 172.121.210.170 | Aug 23, 2026 20:37:26 | Sep 28, 2026 13:16:47 | 5 |
| 5 | 172.121.210.185 | Jun 03, 2026 20:09:07 | Sep 28, 2026 12:56:46 | 6 |
| 6 | 172.121.210.235 | Jul 01, 2026 17:58:25 | Sep 28, 2026 11:48:13 | 5 |
| 7 | 172.121.210.100 | May 28, 2026 06:29:16 | Sep 28, 2026 11:40:50 | 6 |
| 8 | 172.121.210.147 | Jul 27, 2026 19:41:36 | Sep 28, 2026 11:23:35 | 5 |
| 9 | 172.121.210.21 | Jun 03, 2026 08:38:56 | Sep 28, 2026 11:04:33 | 7 |
| 10 | 172.121.210.229 | Jul 28, 2026 01:37:43 | Sep 28, 2026 10:53:40 | 5 |
172.121.210.147 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 172.121.210.147 contacting my website?
This 172.121.210.147 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 172.121.210.147 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 172.121.210.147?
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 172.121.210.147. 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 172.121.210.147 is currently performing various types of spam and security attacks on websites.
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