This IP belongs to Proximus.

This IP belongs to Softbank.

It made multiple requests with the same Expect header.

The malicious IP was found trying to exploit the IMAP 'unselect' vulnerability.

The IP made multiple unsuccessful login attempts to the Mail server in a short period of time.

The IP attempted to send emails from the Postfix server pretending to be from a different sender.

This IP belongs to Citigroup.

The IP address attempted to stealthily spread screen scrapers, programs that take screenshots of the user's display.

The IP attempted to perform a Bonk attack on the SSH server.

This IP belongs to Vodacom.

Smuggling Attack: Logs showing a single IP initiating multiple sessions, implying a Smuggling Attack.

Repeated failed attempts to access application interfaces or ports that are typically not open to the public.

The IP launched timing attacks, trying to understand our server timings for potential future exploits.

POST /db/images/: Attempt to post or insert a malicious file in the images directory of a database.

It pushed humongous quantities of spam emails through our server, aiming to congest our email services.

This IP belongs to Northwestern Mutual.

Unexpected or unusual patterns in the server logs, such as repeated patterns of failed logins followed by successful logins.

It persistently tried to exploit weaknesses in the SSH communication encryption.

It made multiple attempts to initiate malicious File Transfer Protocol (FTP) sessions with the Postfix service.

With the introduction of hidden malicious intent, this IP found to be operating masked redirect attacks.

Multiple requests with the same If-Range header.

Repeated attempts to exploit known vulnerabilities in server software.

The malicious IP attempted to exploit server misconfigurations to gain higher-level access.

This IP was reported for attempting to register a large number of SIP extensions in a short time, a sign of a potential brute force attack.

The malicious IP was reported for attempting a SIP Ping attack, sending SIP OPTIONS messages to discover SIP servers or users.