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.
AS196735 JON.CZ s.r.o.
Spam statistics of AS196735 JON.CZ s.r.o.
| Country | Number of networks | IP Addresses | Purpose of use |
|---|---|---|---|
| Czechia | |||
| Domain | Detected IP addresses | Spam active IPs | Spam rate |
| - | 270 | 3 | 1.11% |
| Websites count | IP addresses with websites | ||
| 414 | 142 |
Spam activity log
- spam active IP adresses - AS196735 Spam rate - Czechia average spam rate
Whois AS196735
SPAM active IP addresses in AS196735 JON.CZ s.r.o.
| # | Sender IP | Detected | Last seen | Reported as spam |
|---|---|---|---|---|
| 1 | 188.75.191.121 | 2026-03-31 09:15:50 | 2026-11-05 07:18:18 | 3 |
| 2 | 188.75.191.34 | 2026-09-24 16:47:23 | 2026-10-29 02:13:29 | 4 |
Detected networks prefixes
| # | Network prefix | Country | Length | Detected IP addresses | Spam active IP addresses | Spam rate |
|---|---|---|---|---|---|---|
| 1 | 188.75.128.0/18 | Czechia | 16384 | 416 | 4 | 0.00% |
| 2 | 188.75.148.0/22 | Czechia | 1024 | 54 | 2 | 0.00% |
| 3 | 188.75.188.0/22 | Czechia | 1024 | 92 | 2 | 0.00% |
| 4 | 188.75.128.0/22 | Czechia | 1024 | 33 | 0 | 0.00% |
| 5 | 188.75.132.0/22 | Czechia | 1024 | 13 | 0 | 0.00% |
| 6 | 188.75.136.0/22 | Czechia | 1024 | 7 | 0 | 0.00% |
| 7 | 188.75.140.0/22 | Czechia | 1024 | 14 | 0 | 0.00% |
| 8 | 188.75.144.0/24 | Czechia | 256 | 8 | 0 | 0.00% |
| 9 | 188.75.144.0/22 | Czechia | 1024 | 27 | 0 | 0.00% |
| 10 | 188.75.152.0/22 | Czechia | 1024 | 12 | 0 | 0.00% |
| 11 | 188.75.156.0/22 | Czechia | 1024 | 19 | 0 | 0.00% |
| 12 | 188.75.160.0/22 | Czechia | 1024 | 13 | 0 | 0.00% |
| 13 | 188.75.164.0/22 | Czechia | 1024 | 13 | 0 | 0.00% |
| 14 | 188.75.168.0/22 | Czechia | 1024 | 17 | 0 | 0.00% |
| 15 | 188.75.168.0/24 | Czechia | 256 | 6 | 0 | 0.00% |
| 16 | 188.75.172.0/22 | Czechia | 1024 | 47 | 0 | 0.00% |
| 17 | 188.75.176.0/22 | Czechia | 1024 | 11 | 0 | 0.00% |
| 18 | 188.75.180.0/22 | Czechia | 1024 | 17 | 0 | 0.00% |
| 19 | 188.75.184.0/22 | Czechia | 1024 | 27 | 0 | 0.00% |
| 20 | 188.75.185.0/24 | Czechia | 256 | 7 | 0 | 0.00% |
