Traceroute

 - Traces the route of packets to destination host from our server

Ping

 - Shows how long it takes for packets to reach host

DNS lookup

 - Look up DNS record

WHOIS

 - Lists contact info for an IP or domain

Port check

 - Tests if TCP port is opened on specified IP

Reverse lookup

 - Gets hostname by IP address

Proxy checker

 - Detects a proxy server

Bandwidth meter

 - Detects your download speed from our server

Network calculator

 - Calculates subnet range by network mask

Network mask calculator

 - Calculates network mask by subnet range

Country by IP

 - Detects country by IP or hostname

Unit converter

 - Converts values from one unit to another