172.121.75.243 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 27, 2026 10:10:26 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 27, 2026 10:10:26 | |
| 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 | 172.121.72.0/22 |
|---|---|
| Network Spam Rate | 6% |
| DNS name | - |
| AS number | 398781 |
| Org name | OCULUS NETWORKS INC |
| Location | United States |
| IP Geolocation | lat: 37.751; lon: -97.822 |
| Address | - |
| Phone | - |
| Website | gmail.com |
| AS spam rate | 16.72% |
| Websites hosted on 172.121.75.243 | Data loading |
172.121.72.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 172.121.75.2 | Dec 28, 2025 13:03:15 | Sep 28, 2026 22:53:57 | 5 |
| 2 | 172.121.75.76 | Jan 31, 2026 03:58:33 | Sep 28, 2026 19:08:03 | 5 |
| 3 | 172.121.74.33 | Dec 30, 2025 16:36:11 | Sep 28, 2026 11:33:18 | 4 |
| 4 | 172.121.74.35 | Dec 30, 2025 08:34:30 | Sep 28, 2026 11:22:09 | 6 |
| 5 | 172.121.74.8 | Dec 28, 2025 16:22:44 | Sep 28, 2026 11:16:47 | 4 |
| 6 | 172.121.74.140 | Apr 16, 2023 20:03:58 | Sep 27, 2026 20:09:02 | 6 |
| 7 | 172.121.75.243 | Nov 24, 2025 05:28:44 | Sep 27, 2026 15:10:26 | 5 |
| 8 | 172.121.74.108 | Dec 28, 2025 13:06:58 | Sep 27, 2026 13:09:52 | 8 |
| 9 | 172.121.75.67 | Jan 01, 2026 00:51:38 | Sep 27, 2026 08:12:25 | 6 |
| 10 | 172.121.75.15 | Feb 02, 2026 15:29:34 | Sep 27, 2026 06:01:43 | 5 |
172.121.75.243 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 172.121.75.243 contacting my website?
This 172.121.75.243 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 172.121.75.243 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 172.121.75.243?
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 172.121.75.243. 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 172.121.75.243 is currently performing various types of spam and security attacks on websites.
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