Subnet Calculators and Network Tools, IPv4 and IPv6

We can no longer ignore the fact that IPv6, the protocol to replace IPv4, is just around the corner. Although at least another two years will pass before this major change becomes widely visible, we come prepared. With our growing set of IPv6 tools we offer you a means to test your IPv6 enabled and internet connected devices. Take a look at our IPv4 to IPv6 converter, IPv6 subnet calculator and tools like Ping6, Traceroute6 and Tracepath6. And only recently we added an IPv6 enabled Online Port Scanner to test the connectivity of your services on IPv6 enabled servers. And what about the option to check AAAA (IPv6) records using our online DIG tool?
Just check back often to find more and more IPv6 tools to assist in your daily tasks.

Mobile Enable Tools

A mobile, compact version of several SubnetOnline web enabled network tools is under development. This will allow you to PING, TracePath and scan ports from your PDA, SmartPhone or other mobile phone capable of browsing the internet.
Look at the top right bar to find the link to our Mobile Beta or visit https://www.subnetonline.com/m 

What is new...

Besides major design changes, we have also changed or added:

• Added an Online subnet calculator for detailed IPv6 calculation and conversion, an IPv4 to IPv6 converter tool and a subnet calculator for mapping hierarchical subnets for larger networks
• Besides our large set of online IPv4 network tools, we have several IPv6 network tools. Through our 6to4 tunnel we offer several tools, like IPv6 PING and IPv6 TraceRoute. More IPv6 tools are under development.
• Online Port Scanner allows you to check if a port or service is open/reachable
• Online Ping tool, now allows for custom TTL values
• Online HTTP Header, do a quick check or detailed check
• Action Menu to quickly test you own IP, located on the right menu
• More detailed clarification on how to read the results of our online tools

Comments, Suggestions...

Suggestions, questions, comments, a feature request or a bug report about our online IP calculator and network tools, please let us know!!