SYBIL.IO
Domain Highlights
Sybil.io carries immediate weight as a single-word dictionary term with deep roots in the cybersecurity and blockchain sectors. The name refers specifically to the sybil attack, making it a high-signal brand for decentralized identity protocols, security auditing firms, or Web3 governance platforms. Competitive auction activity suggests the market recognizes the utility of this five-letter .io within the tech and crypto ecosystems. While the extension has shifted toward a broader developer audience, this specific keyword remains a foundational concept in network integrity, offering a clear path for resale to a specialized startup or security-focused service provider.
How each scoring factor contributed to the overall rating of 64/100.
| Domain | Date Sold | Venue | Est. Price |
|---|---|---|---|
| XIAMEN.IO | Nov 5, 2026 | GoDaddy | $12 – $100+ |
| LEAKAGE.IO | Nov 4, 2026 | GoDaddy | $12 – $100+ |
| KEEP.IO | Oct 31, 2026 | Namecheap | $5,000 – $10,000+ |
| SKEP.IO | Oct 28, 2026 | Dynadot | $12 – $100+ |
| SANKO.IO | Oct 27, 2026 | GoDaddy | $12 – $100+ |
| RETELL.IO | Oct 26, 2026 | Dynadot | $12 – $100+ |
Prices are estimated ranges based on last known bids, not confirmed sale prices.
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