121.16.26.126 is blacklisted, reported for spam, and brute force attacks
3 brute force attacks, last activity .
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Oct 03, 2026 00:59:47 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Oct 03, 2026 00:59:47 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Sign Up for API, Files, DNSBL & Online Access |
| Type of attacks | Spam, BruteForce | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 121.16.24.0/22parent network: 121.16.0.0/13 |
|---|---|
| Network Spam Rate | 4% |
| 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 | 0.13% |
| Websites hosted on 121.16.26.126 | Data loading |
Brute Force attacks log
| Date/time (GMT) | IP | Nickname | Event |
|---|---|---|---|
| Oct 03, 2026 06:46:05 | 121.16.26.126 | gino18***** | invalid_username |
| Oct 03, 2026 05:37:25 | 121.16.26.126 | astridl***** | invalid_username |
121.16.24.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 121.16.26.172 | Jan 17, 2024 09:02:35 | Oct 04, 2026 23:58:16 | 55 |
| 2 | 121.16.26.220 | Aug 24, 2025 23:05:23 | Oct 04, 2026 13:00:07 | 8 |
| 3 | 121.16.26.32 | Nov 02, 2017 05:49:57 | Oct 04, 2026 08:36:28 | 26 |
| 4 | 121.16.26.4 | Apr 12, 2023 07:40:49 | Oct 03, 2026 11:42:14 | 27 |
| 5 | 121.16.26.41 | May 16, 2023 17:30:24 | Oct 03, 2026 10:59:03 | 9 |
| 6 | 121.16.26.126 | Mar 21, 2026 23:20:13 | Oct 03, 2026 05:59:47 | 15 |
| 7 | 121.16.26.132 | Apr 12, 2023 05:16:05 | Oct 03, 2026 03:55:12 | 48 |
| 8 | 121.16.26.130 | Jul 05, 2023 10:55:42 | Oct 02, 2026 13:48:26 | 99 |
| 9 | 121.16.26.250 | Mar 24, 2023 16:01:29 | Oct 02, 2026 10:49:33 | 118 |
| 10 | 121.16.26.193 | Mar 31, 2023 03:35:46 | Oct 02, 2026 07:58:14 | 19 |
121.16.26.126 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 121.16.26.126 contacting my website?
This 121.16.26.126 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 121.16.26.126 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 121.16.26.126?
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 121.16.26.126. 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 121.16.26.126 is currently performing various types of spam and security attacks on websites.
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