AS12357 Vodafone Spain, page 4

Overview of AS12357

Ownership and Main Operational Activity

AS12357 is an autonomous system number (ASN) owned by COMUNITEL SPAIN. The owner's main operational activity revolves around providing telecommunications services, particularly in the region of Spain. These services may include internet access, voice over IP (VoIP), and other data services to a variety of customers ranging from residential users to businesses and institutions.

Establishment of AS12357

The exact date of establishment for AS12357 is not publicly disclosed in general ASN records. However, the history of an ASN can typically be traced through regional internet registry databases or historical records of the owning entity.

Security Concerns Related to AS12357

There are instances where hackers or spammers might exploit any given ASN for malicious intents such as distributing malware, conducting phishing attacks, or sending spam emails. According to CleanTalk's blacklist database:

• AS12357 has a security score provided by CleanTalk, which indicates the level of observed suspicious activity.


• The historical record on CleanTalk shows if there have been incidents of spamming or other malicious activities associated with AS12357.


• It is important for AS owners to implement robust security measures to prevent abuse of their networks. This includes monitoring for unusual traffic patterns, enforcing strong authentication protocols, and collaborating with cybersecurity initiatives.

For up-to-date information regarding the security status of AS12357, one would need to refer directly to CleanTalk or similar services that track the reputation of network entities. Keep in mind that the status of an ASN in terms of security can change over time as new threats emerge and as the network owner takes steps to address security issues.