When you start a new domain, you need to do routine tasks.
Before you acquire a domain, check the history of the domain.
- Wayback Machine
 - Check the domain on VirusTotal
 - Also check certificate transparency logs.
 
After you acquire the domain:
- Add DNS
- Add MX records
 - Add SPF, DKIM, DMARC
 - Add A records
 - Add AAAA records
 - CAA records
 
 - Add to Have I Been Pwned
 - Setup RedSift Monitoring
 - Add to Google Search Console
 - Add to Google Postmaster
 - Add to HSTS Preload List
 - Enable DNSSEC