Check domain availability across 800+ extensions instantly. Compare registrar prices, see TLD competitiveness, explore aftermarket options for taken domains, and find alternatives in one search.
serafo.io
Serafo.io is a short, six-letter, easy-to-pronounce name that works well for a tech or startup brand and is simple to type and spell. With the .io TLD favored by software and SaaS projects and seven other TLDs already registered, it has clear niche credibility and decent keyword flexibility (“sera” and “fo”) for brand-focused SEO.
