There were more than 5 billion DNS A record changes in total in 2021?
DNS A registrations were changed an average of 424,039,178 times in 2021.
The DNS A registry is one of the most used entry types. It contains information about the IP address to which a subdomain associated with your domain should be forwarded. For example, the subdomain "www" associated with your domain is used to forward your website to the IP address of the server on which it is hosted. DNS A records only point a domain to an IPv4 address.
Most probably, you heard about Survey-Smiles.com malware. It Happens on all browsers, even with all add-ons disabled.
Did you know that 83% of IP addresses that generate malicious traffic cannot be resolved immediately?