121.37.99.73 reported for spam
Status
| Service | Status | Updated | Next steps |
|---|---|---|---|
| Anti-Spam | Blacklisted | Sep 29, 2026 07:40:02 | Get Anti-Spam Plugin or API |
| SpamFireWall | Not in list | Sep 29, 2026 07:40:02 | |
| Security FireWall | Not in list | - | Get Security Plugin |
| Block Lists | Data loading | - | Sign Up for API, Files, DNSBL & Online Access |
| Type of attacks | Spam | ||
Abuse reports
| There are currently no abuse reports for this email/IP. Report Abuse activity |
Details
| Network | 121.37.0.0/16 |
|---|---|
| Network Spam Rate | – |
| DNS name | ecs-121-37-99-73.compute.hwclouds-dns.com |
| AS number | 55990 |
| Org name | Huawei Cloud Service data center |
| Location | Beijing, Beijing, China |
| IP Geolocation | lat: 39.911; lon: 116.395 |
| Address | - |
| Phone | - |
| Website | cnnic.cn |
| AS spam rate | 4.27% |
| Websites hosted on 121.37.99.73 | Data loading |
121.37.0.0/16 spam active IP addresses
| # | Address (DNS name) | Detected | Last seen | Attacked sites |
|---|---|---|---|---|
| 1 | 121.37.111.194(ecs-121-37-111-194.compute.hwclouds-dns.com) | Sep 02, 2026 19:56:40 | Sep 29, 2026 14:58:39 | 10 |
| 2 | 121.37.97.90(ecs-121-37-97-90.compute.hwclouds-dns.com) | Aug 29, 2025 03:50:30 | Sep 29, 2026 14:54:54 | 33 |
| 3 | 121.37.86.55(ecs-121-37-86-55.compute.hwclouds-dns.com) | Dec 16, 2025 10:55:54 | Sep 29, 2026 14:40:34 | 13 |
| 4 | 121.37.110.78(mail.kgerrhct.cfd) | Sep 03, 2026 08:31:26 | Sep 29, 2026 14:30:24 | 10 |
| 5 | 121.37.104.18(ecs-121-37-104-18.compute.hwclouds-dns.com) | Sep 02, 2026 20:45:53 | Sep 29, 2026 13:59:04 | 11 |
| 6 | 121.37.104.196(ecs-121-37-104-196.compute.hwclouds-dns.com) | Sep 03, 2026 13:18:25 | Sep 29, 2026 13:58:37 | 14 |
| 7 | 121.37.110.82(ecs-121-37-110-82.compute.hwclouds-dns.com) | Feb 12, 2026 16:15:46 | Sep 29, 2026 13:32:44 | 22 |
| 8 | 121.37.82.134(ecs-121-37-82-134.compute.hwclouds-dns.com) | Sep 03, 2026 09:15:21 | Sep 29, 2026 13:10:26 | 12 |
| 9 | 121.37.81.115(ecs-121-37-81-115.compute.hwclouds-dns.com) | Dec 24, 2025 06:13:02 | Sep 29, 2026 13:04:44 | 20 |
| 10 | 121.37.99.73(ecs-121-37-99-73.compute.hwclouds-dns.com) | Aug 28, 2025 08:44:46 | Sep 29, 2026 12:40:02 | 31 |
121.37.99.73 spam and brute force activity on date
| # | Date | IP | Frequency |
|---|
Data loading
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Why is this 121.37.99.73 contacting my website?
This 121.37.99.73 may appear due to bots, crawlers, spam submissions, or automated attacks.
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Is this 121.37.99.73 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 121.37.99.73?
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 121.37.99.73. 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 121.37.99.73 is currently performing various types of spam and security attacks on websites.
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