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Technically, there is one single TLD at the top of the tree; the root zone is called empty-string-dot and exists at the end of every DNS name, although resolvin
by jloughry 10y ago
Technically, there is one single TLD at the top of the tree; the root zone is called empty-string-dot and exists at the end of every DNS name, although resolving software doesn't normally require it. But it's why news.ycombinator.com. works as well as news.ycombinator.com without the trailing dot.
- Buge 10y agoInteresting that it works now. Previously some browsers at least would reject https sites like that for a cert name mismatch.