168.210.137.191 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Aug 16, 2026 01:30:33 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Aug 16, 2026 01:30:33 | |
| 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 | 168.210.136.0/22 parent network: 168.210.0.0/16 |
|---|---|
| Network Spam Rate | – |
| DNS name | - |
| AS number | 20011 |
| Org name | NTT-DATA-Inc |
| Location | Johannesburg, Gauteng, South Africa |
| IP Geolocation | lat: -26.2309; lon: 28.0583 |
| | |
| Address | - |
| Phone | - |
| Website | optinet.net |
| AS spam rate | 1.56% |
| Websites hosted on 168.210.137.191 | Data loading |
168.210.136.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 168.210.137.153 | Oct 11, 2026 08:55:28 | Oct 19, 2026 12:07:32 | 3 |
| 2 | 168.210.136.55 | Aug 10, 2026 03:01:52 | Sep 06, 2026 02:30:44 | 5 |
| 3 | 168.210.137.43 | Jul 30, 2026 07:18:22 | Aug 20, 2026 09:30:36 | 4 |
| 4 | 168.210.137.197 | Jul 16, 2026 01:10:04 | Jul 31, 2026 15:20:57 | 3 |
| 5 | 168.210.137.191 | Jul 03, 2026 15:08:16 | Aug 16, 2026 06:30:33 | 9 |
| 6 | 168.210.139.171 | Apr 17, 2026 12:43:30 | Apr 27, 2026 12:01:07 | 3 |
| 7 | 168.210.138.78 | Mar 27, 2026 06:18:40 | Jul 10, 2026 23:59:42 | 5 |
| 8 | 168.210.136.159 | Mar 21, 2026 01:50:16 | Apr 14, 2026 06:30:37 | 4 |
| 9 | 168.210.138.250 | Feb 16, 2026 13:12:23 | Mar 19, 2026 19:24:12 | 4 |
| 10 | 168.210.137.44 | Feb 15, 2026 09:02:33 | Mar 12, 2026 14:37:48 | 6 |
168.210.137.191 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
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Why is this 168.210.137.191 contacting my website?
This 168.210.137.191 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 168.210.137.191 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 168.210.137.191?
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 168.210.137.191. 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 168.210.137.191 is currently performing various types of spam and security attacks on websites.
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