Dns 3.3.3.3 |best| Online

It’s officially registered to General Electric (GE), but you'll often see it used in internal lab environments or as a placeholder in Wireguard and VPN configs. Security Tip:

If you have configured your system to use 3.3.3.3 as a DNS server: dns 3.3.3.3

The IP address is not a standard public DNS resolver (like Google's 8.8.8.8). It is owned by Amazon Technologies Inc. It’s officially registered to General Electric (GE), but

testing rather than being a major public provider like Cloudflare (1.1.1.1) or Google (8.8.8.8). is officially assigned to General Electric (GE) dns 3.3.3.3

: There has been community discussion regarding Amazon potentially using 3.3.3.3 (and 3.4.3.4) for internal or experimental DNS services, though it is not a widely publicized public resolver .