passkey-apple.com has no address at all.

The name exists but has neither an A nor an AAAA record.

passkey-apple.com No address

A (IPv4)	none
AAAA (IPv6)	none

www.passkey-apple.com Has IPv6

A (IPv4)	104.21.8.120 172.67.139.110
AAAA (IPv6)	2606:4700:3033::ac43:8b6e 2606:4700:3037::6815:878

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: passkey-apple.com
Measured 2026-11-09 11:32:02 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    none
AAAA (IPv6): none
www AAAA:    2606:4700:3033::ac43:8b6e, 2606:4700:3037::6815:878
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/2ap0D1alY7

Permanent link: aaaa.bot/r/2ap0D1alY7 · How we measure

Checked 2026-11-09 11:32:02 UTC. Full DNS report: dns.pizza/domain/passkey-apple.com · Age, certificate and blocklists: how.is/passkey-apple.com · JSON: /api/v1/passkey-apple.com