AS21821 MMAHS-01

About AS21821

Ownership of AS21821

The owner of Autonomous System (AS) 21821 is not publicly listed in the common registry databases. Information regarding the ownership of this AS number may require more specialized searches or direct contact with internet registry organizations that manage AS numbers.

Main Operational Activity

The main operational activity of AS21821's owner is not explicitly stated as it depends on the entity managing the AS. Autonomous Systems are typically used by Internet Service Providers (ISPs), large corporations, universities, or government agencies to manage their routing policies and internet connectivity. In general, the operational activities could involve providing internet access, managing network infrastructure, and ensuring network security and stability.

Establishment of AS21821

The exact establishment date of AS21821 is not readily available in public records. Establishing an AS involves coordination with regional internet registries which assign the AS number and record its creation date. This information might be accessible through these organizations upon request.

Malicious Use of AS21821

Regarding malicious intent such as hacking or spamming activities associated with AS21821, we can refer to real-time blacklist monitoring services for insight. As of my knowledge cutoff date, I cannot provide current data, but services like CleanTalk.org maintain a database where they list AS numbers that have shown suspicious activities. If AS21821 were involved in such activities, it would likely be recorded in such a database.

To get the most recent data on whether AS21821 has been used for malicious intent, one would need to visit the provided URL or other similar services which track AS reputation. These platforms often compile data on spam, hacking attempts, and other abusive behavior tied to specific AS numbers.

Please note that the presence of an AS number in such a database does not necessarily mean that the owner of the AS is directly responsible for the malicious activity. It could also indicate that some of the IP addresses within the AS have been compromised or are being misused without the owner's knowledge.