187.91.50.77 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Not in list | Oct 18, 2026 06:39:33 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Oct 18, 2026 06:39:33 | |
| 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 | 187.91.48.0/22 parent network: 187.88.0.0/14 |
|---|---|
| Network Spam Rate | – |
| DNS name | ip-187-91-50-77.user.vivozap.com.br |
| AS number | 26599 |
| Org name | TELEFONICA BRASIL S.A |
| Location | Brasília, Federal District, Brazil |
| IP Geolocation | lat: -15.7798; lon: -47.9331 |
| | |
| Address | - |
| Phone | - |
| Website | telefonica.com |
| AS spam rate | 1.34% |
| Websites hosted on 187.91.50.77 | Data loading |
187.91.48.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 187.91.50.77 (ip-187-91-50-77.user.vivozap.com.br) | Oct 18, 2026 06:25:19 | Oct 18, 2026 11:39:33 | 3 |
| 2 | 187.91.48.138 (ip-187-91-48-138.user.vivozap.com.br) | Oct 06, 2026 10:40:34 | Oct 12, 2026 04:55:34 | 3 |
| 3 | 187.91.50.161 (ip-187-91-50-161.user.vivozap.com.br) | Jul 29, 2026 05:09:29 | Jul 30, 2026 07:59:40 | 3 |
| 4 | 187.91.50.65 (ip-187-91-50-65.user.vivozap.com.br) | Jul 08, 2026 03:59:18 | Aug 02, 2026 02:30:43 | 4 |
| 5 | 187.91.50.203 (ip-187-91-50-203.user.vivozap.com.br) | Mar 31, 2026 14:04:24 | Apr 02, 2026 18:05:23 | 3 |
| 6 | 187.91.50.248 (ip-187-91-50-248.user.vivozap.com.br) | Dec 16, 2025 08:16:52 | Dec 18, 2025 15:47:16 | 3 |
| 7 | 187.91.49.188 (ip-187-91-49-188.user.vivozap.com.br) | Dec 05, 2025 08:19:47 | Dec 07, 2025 05:32:07 | 3 |
| 8 | 187.91.49.24 (ip-187-91-49-24.user.vivozap.com.br) | Oct 15, 2025 11:52:02 | Oct 17, 2025 14:33:50 | 3 |
| 9 | 187.91.50.205 (ip-187-91-50-205.user.vivozap.com.br) | Oct 09, 2025 23:35:10 | Nov 02, 2025 16:30:14 | 4 |
| 10 | 187.91.48.207 (ip-187-91-48-207.user.vivozap.com.br) | Oct 08, 2025 23:06:47 | Nov 03, 2025 16:30:16 | 4 |
187.91.50.77 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
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Why is this 187.91.50.77 contacting my website?
This 187.91.50.77 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 187.91.50.77 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 187.91.50.77?
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 187.91.50.77. 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 187.91.50.77 is currently performing various types of spam and security attacks on websites.
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