These some tools which are useful to webmasters.
Please contact us if you wish to recommend a tool which
you need or have found useful and would like to see
supplying a hostname or IP, this service
will do all of the following:
- whois query (domain or IP)
- reverse lookup
- DNS query (dig),
- check port,
- and traceroute.
links are free. No registration needed.
Internet Registry (RIR)
additional IP investigations.