Signs of Clickjacking: You might observe layered multiple HTTP requests aiming to trick users into unintended interactions.

This IP was reported for attempting to use the SIP server to mask its true location and identity, a common tactic in VoIP phishing attacks.

This IP belongs to PythonAnywhere.

Usage of Obscure HTTP Verbs: Seeing non-standard HTTP methods like DEBUG, PUT, or CONNECT could imply a web-based attack.

This IP belongs to Verizon Communications.

Multiple requests with the same Proxy-Connection header.

The IP launched Ping Flood attacks as a detrimental strategy to overwhelm server resources.

It attempted to send emails from the Postfix server to email addresses that have previously marked emails from the server as spam.

Incidents of privacy-invasive software floating in our network were linked to this IP.

HTTP Request with Large Content-Length: This could potentially indicate a buffer overflow attack where an attacker tries to crash the system by sending more data than it can handle.

The IP attempted to send emails from the Postfix server to blacklisted email addresses.

It was caught injecting malicious code into the SSH session attempting to compromise server integrity.

The malicious IP initiated unauthorized Mail Queue access attempts, impacting mail service efficiency.

It attempted to perform a SIP Register Flood on the Asterisk server.

The IP address has been associated with unwanted browser toolbar installations.

This specific IP was marked for unauthorized browser changes implying browser hijackers.

The IP sent numerous VOIP OPTIONS requests in a short time.

The IP was part of an IRC-Bot network, a type of botnet that uses the Internet Relay Chat (IRC) protocol.

It attempted to perform a VOIP Hopper scan on the Asterisk server.

Repeated attempts to exploit known vulnerabilities in server software.

Attempts to login using a sequential list of passwords, indicating a possible brute force attack.

This IP belongs to United Parcel Service.

Path Traversal / URI Encoding Attacks: You might notice HTTP GET requests that include ".." or "%2e%2e" or "%252e%252e", indicating a path traversal attack.

The IP initiated a man-in-the-middle (MitM) attack, attempting to capture sensitive information during legitimate email exchange.

This IP belongs to Baidu.