40i Nettools / wiki
Networking wiki
Reference pages for understanding IP addresses and browser diagnostics.
wiki
IPv4 and IPv6: how to read your connection result
Learn what the address family in a public IP check means, and why one result does not test both protocols.
wikiPublic and private IP addresses: what is the difference?
Understand which IP a website sees and why it differs from the address shown in your Wi-Fi settings.