JNetTool 0.4.0

A java network tool with gui for whois, ping, traceroute, ns lookup (dig, dns), portscan, network calculator, visual net plan Whois- and DNS-query, ping, traceroute, portscan? jNetTool is your friend.
You want to know who owns a domain?
Which mailserver is responsible for this domain? Is a domain reachable? Who owns a IP? Or you want trace back a route of a package?
Whois: With jNetTool-whois you find out who owns a domain or IP-address. Please enter a domain without "www" - for example "ventruba.com".
DNS-Lookup: With jNetTool-ns-lookup you find out the nameserver for a domain, or which is the ip for a domain (A-record) or which mailserver is responsible (MX-record).
Ping: A jNetTool-ping is "knocking at the door" of a computer. You will see if a computer is answering and how long will a package take.
Traceroute: Which way will a package take from you computer to the target and how long will it take itemized for each station - jNetTool-traceroute will tell you.
Portscan: jNetTool-portscan: Which service offers the computer? Please take care with this, some owner would misinterpret this as an attack! Use ownly if allowed from the owner!
IP-Calculator: This nice tool shows you the networkclass of an IP-address, or you can calculate subnets, how many hosts are in a subnet, and so on....
Network planning: The jnetool-networkplaningtool is not for real business, for the moment.