xNamed: account naming, availability, WHOIS, DNS (FEAT-20260928-03)

2026-09-28 17:57–18:15 EDT · rdmsm4x · claude@rdmsm4x (worker, session 37d5607f)

• xNamed main 55f505d (pushed fleet + backup). Worktree and branch removed.
• New: mailbox naming per purpose (plus / custom-domain alias / fresh account) with cited rules for Gmail, iCloud Mail, Outlook.com, Yahoo Mail, Proton Mail; ledger-stable addresses.
• New: RDAP availability + WHOIS-style record (IANA bootstrap), port-43 fallback, ICANN Lookup links, GitHub owner check, DoH dig-style DNS (Cloudflare/Google).
• CLI: xnamed mailbox rules|validate|mint, xnamed avail|whois|dns … --network. App: Mailboxes, Domains, DNS tabs.
• Tests 10 → 34 (0 failures); CLI acceptance 4 → 12; lipo x86_64 arm64.
• Deployed to rdmbair15m5 (~/Applications/xNamed.app; previous kept as .prev-20260928181343); sha256 match; pid 20978.
• Open: runtime UI checks of the new panes; fleet rollout to the other five Macs is the lead's.