The U.S. Federal Bureau of Investigation (FBI) issued a public service announcement regarding HTTPS-secured websites being actively used by malicious actors in phishing campaigns. These phishing schemes are used to acquire sensitive logins or other information by luring them to a malicious website that looks secure. The FBI recommends following these steps to avoid being tricked by bad actors via HTTPS-secure landing pages. The biggest batch that is active: https://monitor[82 ones from 01 to 181].azurewebsites[.]net/
Source: https://www.bleepingcomputer.com/news/security/fbi-issues-warning-on-secure-websites-used-for-phishing/