AS28725 CETIN a.s.

Spam statistics of AS28725 CETIN a.s.

CountryNumber of networksIP AddressesPurpose of use
Czechia
DomainDetected IP addressesSpam active IPsSpam rate
-87980.91%
Websites countIP addresses with websites
1 309295

Spam activity log

- spam active IP adresses - AS28725 Spam rate - Czechia average spam rate

About AS28725


Ownership and Operational Activity


AS28725, also known as CETIN a.s., is an autonomous system owned by CETIN a.s. The company stands for Česká telekomunikační infrastruktura a.s. and operates in the Czech Republic. It focuses mainly on telecommunication services and infrastructure management, providing services such as internet connectivity, data and voice services, and comprehensive network solutions to other telecommunications operators.



Establishment


While the exact date of establishment for AS28725 is not provided, CETIN a.s. itself was established on June 1, 2015, after splitting from O2 Czech Republic. This division allowed CETIN to focus solely on providing network infrastructure services.



Security Concerns and Malicious Use


As with any large network provider, there are concerns about the potential for misuse of the network by hackers or spammers. According to data retrieved from CleanTalk, a service that monitors and reports on spam and hacking activities, there have been instances where AS28725 has been associated with such malicious activities. However, it's important to note that the presence of malicious activity does not necessarily imply that CETIN a.s. condones or is directly involved in these actions; rather, it may indicate that some of the users within this autonomous system are conducting these activities without the consent or knowledge of the network administrator.



Whois AS28725

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SPAM active IP addresses in AS28725 CETIN a.s.

#Sender IPDetectedLast seenReported as spam
185.163.31.822026-01-20 17:38:422026-10-29 12:49:543
285.163.181.12026-10-11 17:50:222026-11-01 15:04:504
385.163.183.1992026-10-28 02:10:312026-11-01 18:45:588
485.163.27.2542017-06-09 02:37:302026-10-26 04:45:409
585.163.43.2082024-10-03 11:05:402026-10-24 07:31:1121

Detected networks prefixes

#Network prefixCountryLengthDetected IP addressesSpam active IP addressesSpam rate
185.162.0.0/15Czechia13107291180.00%
285.163.180.0/22Czechia10241230.00%
385.163.124.0/22Czechia10244420.00%
485.163.0.0/22Czechia10243110.00%
585.163.12.0/22Czechia10241110.00%
685.163.13.0/24Czechia256610.00%
785.163.160.0/22Czechia10241510.00%
885.162.0.0/21Czechia2048200.00%
985.162.0.0/16Czechia655364000.00%
1085.162.0.0/22Czechia1024100.00%
1185.162.0.0/17Czechia327683000.00%
1285.162.4.0/22Czechia1024100.00%
1385.162.8.0/22Czechia1024900.00%
1485.162.20.0/22Czechia1024100.00%
1585.162.24.0/22Czechia10241100.00%
1685.162.27.0/24Czechia256200.00%
1785.162.28.0/22Czechia1024200.00%
1885.162.29.0/24Czechia256100.00%
1985.162.32.0/22Czechia1024100.00%
2085.162.56.0/22Czechia1024100.00%
2185.162.92.0/22Czechia1024100.00%
2285.162.116.0/22Czechia1024100.00%
2385.162.120.0/22Czechia1024100.00%
2485.162.128.0/17Czechia327681000.00%
2585.162.132.0/22Czechia1024100.00%
2685.162.136.0/22Czechia1024100.00%
2785.162.140.0/22Czechia1024100.00%
2885.162.152.0/22Czechia1024100.00%
2985.162.156.0/22Czechia1024100.00%
3085.162.168.0/22Czechia1024100.00%