Check IP
Find out your IP address
Check Port
Check the open ports of any computer
Free DNS
Get a list of FREE DNS servers
Check Email
Check the validity of any email address
Ping
Ping a server
Nslookup
Use nslookup to get DNS information about a server
Number of days
How many days are between two dates?
Whois
Get detailled information about a server
Blacklists
Run a number of checks for spam
All Apps
See ALL our progressive apps!