221.212.73.52 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Oct 20, 2026 01:51:28 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Oct 20, 2026 01:51:28 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Use via API, Files & DNSBL |
| Type of attacks | Spam | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 221.212.0.0/16 |
|---|---|
| Network Spam Rate | – |
| DNS name | - |
| AS number | 4837 |
| Org name | CHINA UNICOM China169 Backbone |
| Location | China |
| IP Geolocation | lat: 34.7732; lon: 113.722 |
| | |
| Address | - |
| Phone | - |
| Website | chinaunicom.cn |
| AS spam rate | 0.09% |
| Websites hosted on 221.212.73.52 | Data loading |
221.212.0.0/16 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 221.212.121.243 | May 26, 2026 16:29:58 | Jun 26, 2026 08:30:35 | 61 |
| 2 | 221.212.135.157 | Mar 23, 2026 20:30:32 | Apr 24, 2026 19:30:36 | 67 |
| 3 | 221.212.121.3 | Mar 18, 2026 20:53:45 | Apr 19, 2026 21:30:33 | 76 |
| 4 | 221.212.207.239 | Nov 24, 2025 17:35:31 | Dec 24, 2025 00:38:45 | 56 |
| 5 | 221.212.24.187 | Nov 12, 2025 15:05:14 | Dec 28, 2025 12:30:21 | 7 |
| 6 | 221.212.59.159 | Oct 13, 2025 20:26:01 | Oct 23, 2025 09:12:42 | 3 |
| 7 | 221.212.245.187 | Oct 04, 2025 19:20:36 | Oct 18, 2025 23:00:35 | 3 |
| 8 | 221.212.73.52 | Sep 25, 2025 15:31:04 | Oct 20, 2026 06:51:28 | 3 |
| 9 | 221.212.207.52 | May 06, 2025 09:54:22 | Jun 06, 2025 22:29:42 | 58 |
| 10 | 221.212.121.40 | Jan 01, 2025 16:06:31 | Feb 02, 2025 12:45:15 | 68 |
221.212.73.52 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
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Why is this 221.212.73.52 contacting my website?
This 221.212.73.52 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 221.212.73.52 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 221.212.73.52?
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 221.212.73.52. 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 221.212.73.52 is currently performing various types of spam and security attacks on websites.
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