The data shown may not match the actual data as the AS data is updated monthly.
AS28580 Cilnet Comunicacao e Informatica S.A.
Spam statistics of AS28580 Cilnet Comunicacao e Informatica S.A.
| Country | Number of networks | IP Addresses | Purpose of use |
|---|---|---|---|
| Brazil | |||
| Domain | Detected IP addresses | Spam active IPs | Spam rate |
| - | 6 284 | 183 | 2.91% |
| Websites count | IP addresses with websites | ||
| 109 | 25 |
Spam activity log
About AS28580
Owner of AS28580
The owner of AS28580 is CILNET Comunicacao e Informatica LTDA., which is an internet service provider (ISP) operating primarily in Brazil.
Main Operational Activity of CILNET Comunicacao e Informatica LTDA.
The main operational activity of CILNET Comunicacao e Informatica LTDA. involves providing broadband internet access, hosting services, and other internet-related services to its customers in the region it serves.
Establishment of AS28580
The specific date when AS28580 was established is not publicly available information. However, Autonomous System Numbers (ASNs) are usually allocated to entities upon their request and in line with their operational needs as internet networks grow and require extensive management.
Malicious Use of AS28580
Like many ASNs, AS28580 could potentially fall victim to misuse by hackers or spammers. According to data from CleanTalk, there may be incidents of malicious activity originating from this ASN. It's important to note that ISPs like CILNET take measures to prevent and mitigate such abuses on their networks, although no system can be completely immune to misuse.
CleanTalk Details on AS28580
As per the details provided by CleanTalk, a service that tracks spam and other types of network abuse, AS28580 has had instances where it has been reported for abusive behavior. The nature and extent of this behavior can vary, but can include issues such as spamming, hosting of malware, or other malicious online activities.
For up-to-date information and detailed reports regarding the reputation of AS28580, users typically refer directly to the CleanTalk website or similar services that track the reputation of IP addresses and ASNs. However, due to the limitations set for this interaction, I cannot provide direct links or the most current data from CleanTalk's database.
Whois AS28580
SPAM active IP addresses in AS28580 Cilnet Comunicacao e Informatica S.A.
| # | Sender IP | Detected | Last seen | Reported as spam |
|---|---|---|---|---|
| 1 | 187.84.0.91 | 2025-10-30 15:49:30 | 2026-09-16 23:52:27 | 3 |
| 2 | 189.51.222.106 | 2026-09-07 16:57:06 | 2026-09-17 09:38:16 | 3 |
| 3 | 187.84.6.183 | 2026-01-05 00:12:58 | 2026-09-17 10:27:14 | 3 |
| 4 | 187.84.6.225 | 2025-09-24 11:22:51 | 2026-09-18 00:33:25 | 3 |
| 5 | 189.28.246.83 | 2026-02-02 12:20:43 | 2026-09-18 01:56:18 | 3 |
| 6 | 187.84.7.145 | 2025-10-10 07:50:39 | 2026-09-18 02:51:46 | 3 |
| 7 | 189.28.242.40 | 2026-05-17 19:29:51 | 2026-09-18 13:13:37 | 3 |
| 8 | 189.51.221.108 | 2026-09-18 09:35:54 | 2026-09-19 03:18:33 | 3 |
| 9 | 187.84.7.250 | 2025-10-11 02:38:53 | 2026-09-19 03:56:45 | 3 |
| 10 | 187.84.3.228 | 2025-12-15 12:35:51 | 2026-09-19 11:37:01 | 3 |
| 11 | 187.84.7.170 | 2019-02-06 11:43:46 | 2026-09-19 13:58:39 | 3 |
| 12 | 187.84.7.246 | 2025-09-26 04:47:12 | 2026-09-20 00:52:10 | 3 |
| 13 | 187.84.4.92 | 2025-09-30 07:07:26 | 2026-09-20 03:59:27 | 3 |
| 14 | 189.28.243.47 | 2026-04-15 02:45:38 | 2026-09-20 04:15:19 | 3 |
| 15 | 189.28.242.130 | 2026-06-29 15:17:58 | 2026-09-20 07:05:32 | 3 |
| 16 | 189.28.247.42 | 2026-02-14 18:50:17 | 2026-09-20 10:55:53 | 3 |
| 17 | 187.84.0.51 | 2025-11-25 17:45:47 | 2026-09-20 11:50:41 | 3 |
| 18 | 189.28.244.60 | 2026-01-25 05:31:27 | 2026-09-20 14:11:44 | 3 |
| 19 | 187.84.5.75 | 2025-11-30 23:23:08 | 2026-09-20 14:30:01 | 3 |
| 20 | 187.84.7.46 | 2026-03-04 19:16:24 | 2026-09-20 15:21:42 | 3 |
| 21 | 189.28.241.10 | 2026-09-16 12:55:13 | 2026-09-20 16:59:25 | 3 |
| 22 | 189.28.247.158 | 2026-03-05 07:26:05 | 2026-09-20 17:55:12 | 3 |
| 23 | 189.28.247.39 | 2026-02-03 22:45:18 | 2026-09-20 20:32:19 | 3 |
| 24 | 187.84.1.71 | 2025-11-02 01:58:53 | 2026-09-20 21:18:18 | 3 |
| 25 | 189.28.245.195 | 2026-02-23 07:14:26 | 2026-09-20 22:16:30 | 3 |
| 26 | 187.84.1.238 | 2025-10-07 11:42:15 | 2026-09-20 22:24:58 | 3 |
| 27 | 189.28.243.68 | 2026-08-16 15:18:28 | 2026-09-21 00:54:34 | 3 |
| 28 | 187.84.1.196 | 2025-10-17 01:01:37 | 2026-09-21 01:13:08 | 3 |
| 29 | 187.84.6.71 | 2026-04-03 07:18:17 | 2026-09-21 07:43:58 | 3 |
| 30 | 189.28.242.109 | 2026-08-14 17:41:08 | 2026-09-21 08:11:49 | 3 |
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 1 | 187.84.0.0/20 | Brazil | 4096 | 2052 | 114 | 3.00% |
| 2 | 187.84.0.0/21 | Brazil | 2048 | 2044 | 114 | 6.00% |
| 3 | 189.28.240.0/21 | Brazil | 2048 | 1734 | 82 | 4.00% |
| 4 | 187.84.0.0/22 | Brazil | 1024 | 1022 | 73 | 7.00% |
| 5 | 189.28.244.0/22 | Brazil | 1024 | 967 | 45 | 4.00% |
| 6 | 187.84.4.0/22 | Brazil | 1024 | 1022 | 41 | 4.00% |
| 7 | 189.28.240.0/22 | Brazil | 1024 | 766 | 37 | 4.00% |
| 8 | 187.84.0.0/24 | Brazil | 256 | 256 | 23 | 9.00% |
| 9 | 189.51.208.0/20 | Brazil | 4096 | 531 | 14 | 0.00% |
| 10 | 187.84.4.0/24 | Brazil | 256 | 255 | 8 | 3.00% |
| 11 | 189.28.240.0/24 | Brazil | 256 | 190 | 8 | 3.00% |
| 12 | 189.28.244.0/24 | Brazil | 256 | 244 | 8 | 3.00% |
| 13 | 189.51.208.0/21 | Brazil | 2048 | 259 | 7 | 0.00% |
| 14 | 189.51.216.0/22 | Brazil | 1024 | 121 | 5 | 0.00% |
| 15 | 189.51.212.0/22 | Brazil | 1024 | 130 | 4 | 0.00% |
| 16 | 189.51.208.0/22 | Brazil | 1024 | 130 | 3 | 0.00% |
| 17 | 189.51.220.0/22 | Brazil | 1024 | 150 | 2 | 0.00% |
| 18 | 201.46.56.0/21 | Brazil | 2048 | 24 | 2 | 0.00% |
| 19 | 201.46.56.0/22 | Brazil | 1024 | 24 | 2 | 0.00% |
| 20 | 189.28.224.0/21 | Brazil | 2048 | 13 | 1 | 0.00% |
| 21 | 189.28.224.0/22 | Brazil | 1024 | 11 | 1 | 0.00% |
| 22 | 189.28.224.0/20 | Brazil | 4096 | 14 | 1 | 0.00% |
| 23 | 45.7.204.0/23 | Brazil | 512 | 1 | 0 | 0.00% |
| 24 | 45.7.205.0/24 | Brazil | 256 | 1 | 0 | 0.00% |
| 25 | 138.122.68.0/22 | Brazil | 1024 | 4 | 0 | 0.00% |
| 26 | 143.0.232.0/23 | Brazil | 512 | 1 | 0 | 0.00% |
| 27 | 143.0.233.0/24 | Brazil | 256 | 1 | 0 | 0.00% |
| 28 | 168.194.5.0/24 | Brazil | 256 | 1 | 0 | 0.00% |
| 29 | 168.194.230.0/24 | Brazil | 256 | 3 | 0 | 0.00% |
| 30 | 168.194.230.0/23 | Brazil | 512 | 3 | 0 | 0.00% |