cyberzeros.comavailable
Zero-day is the number of days the software vendor has known about a security hole in their software offering. It is exploited in Cyber attacks and can cause a lot of damage and downtime for businesses.
Are you in the security or cyber defense niche? This .com TLD with exact words cyber and zeros is a great domain name to offer security or cyber defense services.
It may be even a great name for a cyber-related blog or related content site. Easy to remember domain with great potential.