FAQ
Kind: "Subdomain" is checked via DNS. "Subpage" is checked via HTTP.
Type: DNS record type (A, AAAA, CNAME) or HTTP.
NXDOMAIN: The subdomain does not exist or cannot be resolved.
Multiple IPs: Some domains use load balancing or a CDN.
Usage: Works for any domain; please avoid excessive scans.
RESOLVES: The target responded with a valid DNS or HTTP result.