Posts marked with "Ping" in tags

Identify Remote OS By IP Address In PHP

In the recent post, I gave the default TTL value of different devices. As you can see, when you ping a host you can roughly identify the operating system the remote server’s running. I saw a question on Stack Overflow about this. Sadly it was down voted and was removed later. I tested if it is possible and I found that it is possible. In this post, I will give a function that automatically pings the remote host and find out the possible Operating Systems the remote server is running.... [READ MORE]

Default TTL (Time To Live) Values of Different OS

TTL (Time To Live) is a timer value included in packets sent over networks that tells the recipient how long to hold or use the packet before discarding and expiring the data (packet). TTL values are different for different Operating Systems. So, you can determine the OS based on the TTL value. You can get the TTL value by pinging an address. Here is the output got by pinging “subinsb.com” on my system :... [READ MORE]

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