27.71.99.11 is blacklisted, reported for spam, and brute force attacks
1 brute force attacks, last activity .
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 26, 2026 10:48:52 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 26, 2026 10:48:52 | |
| 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 | 27.71.96.0/22parent network: 27.71.0.0/16 |
|---|---|
| Network Spam Rate | 8% |
| DNS name | localhost |
| AS number | 7552 |
| Org name | Viettel Group |
| Location | Ho Chi Minh City, Ho Chi Minh, Vietnam |
| IP Geolocation | lat: 10.822; lon: 106.6257 |
| Address | - |
| Phone | - |
| Website | viettel.com.vn |
| AS spam rate | 2.98% |
| Websites hosted on 27.71.99.11 | Data loading |
Brute Force attacks log
| Date/time (GMT) | IP | Nickname | Event |
|---|---|---|---|
| Sep 05, 2026 21:16:05 | 27.71.99.11 | admind***** | invalid_username |
27.71.96.0/22 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 27.71.99.11(localhost) | Aug 15, 2024 16:20:56 | Sep 26, 2026 15:48:52 | 4 |
| 2 | 27.71.99.181(localhost) | Nov 23, 2023 07:15:52 | Sep 26, 2026 13:09:44 | 5 |
| 3 | 27.71.98.171(localhost) | Nov 20, 2021 20:52:56 | Sep 26, 2026 12:44:08 | 5 |
| 4 | 27.71.99.78(localhost) | Jan 02, 2022 14:38:24 | Sep 26, 2026 12:43:50 | 7 |
| 5 | 27.71.98.78(localhost) | Jan 11, 2022 01:48:36 | Sep 26, 2026 12:14:04 | 5 |
| 6 | 27.71.98.83(localhost) | May 23, 2021 07:35:51 | Sep 26, 2026 11:30:11 | 5 |
| 7 | 27.71.99.72(localhost) | Jan 16, 2022 08:12:54 | Sep 26, 2026 10:51:33 | 6 |
| 8 | 27.71.98.189(localhost) | Dec 31, 2024 20:03:19 | Sep 26, 2026 08:18:03 | 6 |
| 9 | 27.71.99.31(localhost) | Jun 19, 2021 20:20:44 | Sep 26, 2026 05:30:15 | 5 |
| 10 | 27.71.99.143(localhost) | Apr 06, 2024 18:01:28 | Sep 26, 2026 01:16:46 | 5 |
27.71.99.11 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 27.71.99.11 contacting my website?
This 27.71.99.11 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 27.71.99.11 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 27.71.99.11?
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 27.71.99.11. 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 27.71.99.11 is currently performing various types of spam and security attacks on websites.
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