191.37.151.51
Reported as spam, 5 websites attacked, discovered Feb 25, 2025, last activity Sep 05, 2025 08:55:01 GMT0.This address has registered spam on several websites and is currently blacklisted. Check Status.
The log shows up to 50 last spam activitiesBlacklisted - a sender will be rejected by CleanTalk. Suspicious - a sender might be rejected by CleanTalk. The address will be included in Security FireWall if it is present in SpamFireWall and the option "Use CleanTalk database of dangerous IP addresses." is turned on in Security settings.
Status
Service | Status | Updated |
---|---|---|
Anti-Spam protection | Suspicious | Sep 05, 2025 08:55:01 |
SpamFireWall | Not in list | Sep 05, 2025 08:55:01 |
WordPress Security FireWall | Not in list | - |
Type of attacks | Spam | - |
Details
Network | 191.37.148.0/22parent network: 191.37.144.0/21 |
---|---|
Network Spam Rate | 0.00% |
DNS name | - |
AS number | 268323 |
Org name | AZZA TELECOM SERVICOS EM TELECOMUNICACOES LTDA |
Location | Iguape, São Paulo, Brazil |
Coordinates | lat: -24.5546; lon: -47.5047 |
Address | - |
Phone | - |
Website | azza.net.br |
AS spam rate | 12.48% |
Websites hosted on 191.37.151.51 | Data loading
|
191.37.148.0/22 recently detected spam active IP addresses
# | Address (DNS name) | Detected | Last seen | Attacked sites |
---|---|---|---|---|
1 | 191.37.151.51 | Feb 25, 2025 06:18:50 | Sep 05, 2025 08:55:01 | |
2 | 191.37.151.234 | Mar 20, 2025 16:12:39 | Sep 04, 2025 21:12:29 | |
3 | 191.37.151.223 | May 07, 2025 08:51:41 | Sep 03, 2025 08:57:22 | |
4 | 191.37.151.61 | Nov 08, 2018 01:38:46 | Sep 02, 2025 14:06:18 | |
5 | 191.37.151.0 | May 27, 2025 23:32:05 | Sep 01, 2025 06:43:04 | |
6 | 191.37.151.152 | Aug 18, 2025 05:26:35 | Aug 28, 2025 15:58:04 | |
7 | 191.37.148.68 | Oct 24, 2019 22:27:49 | Aug 27, 2025 04:55:19 | |
8 | 191.37.151.193 | Jan 20, 2019 23:28:21 | Aug 22, 2025 21:49:50 |
191.37.151.51 spam and brute force activity on date
# | Date | IP | Frequency |
---|
Data loading

Your Website Deserves Better Protection
Eliminate spam before it even reaches your inbox.
Get Anti-SpamCreate account
And stop spam in 60 seconds. You will get a key to activate the plugin, installation instructions and the anti-spam plugin.
Already have an account? Login