app-anthropic.online has no address at all.

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

app-anthropic.online No address

A (IPv4)	none
AAAA (IPv6)	none

www.app-anthropic.online IPv4 only

A (IPv4)	104.21.89.247 172.67.166.46
AAAA (IPv6)	none

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

IPv6 measurement: app-anthropic.online
Measured 2026-11-01 17:45:17 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    none
AAAA (IPv6): none
www AAAA:    none
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/cQc2Ne31h6

Permanent link: aaaa.bot/r/cQc2Ne31h6 · How we measure

Checked 2026-11-01 17:45:17 UTC. Full DNS report: dns.pizza/domain/app-anthropic.online · JSON: /api/v1/app-anthropic.online