CleanTalk keeps track of the IP addresses in spam messages, to help Hosting and ISP companies to know about suspicious activity in the address space of a company. The presence of IP addresses in this list, it is an occasion to start audit server security that uses a particular address.
The data shown may not match the actual data as the AS data is updated monthly.
The data shown may not match the actual data as the AS data is updated monthly.
AS203833 firstcolo GmbH
Spam statistics of AS203833 firstcolo GmbH
| Country | Number of networks | IP Addresses | Purpose of use |
|---|---|---|---|
| Germany | 4 | 684 | Paid VPN, Hosting |
| Domain | Detected IP addresses | Spam active IPs | Spam rate |
| - | 532 | 2 | 0.38% |
| Websites count | IP addresses with websites | ||
| 1 870 | 345 |
Spam activity log
- spam active IP adresses - AS203833 Spam rate - Germany average spam rate
Whois AS203833
SPAM active IP addresses in AS203833 firstcolo GmbH
| # | Sender IP | Detected | Last seen | Reported as spam |
|---|---|---|---|---|
| 1 | 79.133.41.164 | 2026-07-15 18:48:35 | 2026-11-03 09:14:40 | 3 |
| 2 | 79.133.52.4 | 2020-09-04 09:33:25 | 2026-11-05 13:27:30 | 3 |
| 3 | 79.133.41.108 | 2026-05-22 20:30:30 | 2026-11-08 01:39:38 | 3 |
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 1 | 196.18.175.0/24 | Austria | 256 | 134 | 2 | 1.00% |
| 2 | 79.133.32.0/19 | Austria | 8192 | 678 | 1 | 0.00% |
| 3 | 79.133.43.0/24 | Austria | 256 | 5 | 0 | 0.00% |
| 4 | 109.169.80.0/24 | United Kingdom | 256 | 1 | 0 | 0.00% |
| 5 | 159.100.24.0/22 | Austria | 1024 | 2 | 0 | 0.00% |
