mb.io

mb.io fetched $220,000 on K-Ventures in December 2025. It reads as a coined brandable — 2 characters, 0 vowels, closing on “mb”. That is 25.9× the median .io sale in our records ($8,500), putting it in the top 1% of .io transactions since 2023. The .io cohort we track since 2023 now holds 164 sales, a median of $8,500 and a top decile above $52,700. No earlier sale of this exact name appears in our records, so this is its first tracked transaction. Closest .io comparables in the same price band include fluid.io ($199,995) and thunder.io ($179,995).