It works for me now. It checks if any other domains have been registered to trick people into thinking it's your website. For example, I put in one of my websi

It works for me now. It checks if any other domains have been registered to trick people into thinking it's your website. For example, I put in one of my websites (https://packetlosstest.com https://packetlosstest.com), and it gives the following: Domain IPs HTTP banner WHOIS packetlosstest.arab 127.0.53.53 packetl.osstest.com 54.161.222.85 34.205.242.146 packelosstest.com 103.224.182.210 Apache/2.4.38 (Debian) Domain Name: PACKELOSSTEST.COM Registry Domain ID: 2659396158_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.dynadot.com Registrar URL: http://www.dynadot.com … packetlos.stest.com 59.110.61.108 nginx packetlo.sstest.com 54.161.222.85 34.205.242.146 packetlosstest.com 34.196.254.27 Netlify Domain Name: PACKETLOSSTEST.COM 35.229.48.116 Registry Domain ID: 2374572514_DOMAIN_COM-VRSN Registrar WHOIS Server: whois.namesilo.com Registrar URL: http://www.namesilo.com … The last one is my actual site, and the other five are apparently scammers preparing to impersonate me.