Yes — casino6411.yachts has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 casino6411.yachts has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:883b answers · 443✓ 2606:4700:3034::6815:3644 answers · 443	yes
www over IPv6 www.casino6411.yachts has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:3644 answers · 443✓ 2606:4700:3037::ac43:883b answers · 443	yes
Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. dane.ns.cloudflare.com ✓zita.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 403.

https://casino6411.yachts/ via 2606:4700:3037::ac43:883b → 403

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/casino6411.yachts.svg)](https://aaaa.bot/casino6411.yachts)

Check again

casino6411.yachts Has IPv6

A (IPv4)	104.21.54.68 172.67.136.59
AAAA (IPv6)	2606:4700:3037::ac43:883b 2606:4700:3034::6815:3644

www.casino6411.yachts Has IPv6

A (IPv4)	104.21.54.68 172.67.136.59
AAAA (IPv6)	2606:4700:3034::6815:3644 2606:4700:3037::ac43:883b

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

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

IPv6 measurement: casino6411.yachts
Measured 2026-11-02 18:43:13 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.54.68, 172.67.136.59
AAAA (IPv6): 2606:4700:3037::ac43:883b, 2606:4700:3034::6815:3644
www AAAA:    2606:4700:3034::6815:3644, 2606:4700:3037::ac43:883b

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: casino6411.yachts has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3037::ac43:883b: answers (TCP 443)
    2606:4700:3034::6815:3644: answers (TCP 443)
- www over IPv6: www.casino6411.yachts has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::6815:3644: answers (TCP 443)
    2606:4700:3037::ac43:883b: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate: HTTP 403.
    https://casino6411.yachts/ via 2606:4700:3037::ac43:883b -> HTTP 403, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/LilcjqNKqq

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

Checked 2026-11-02 18:43:13 UTC. Full DNS report: dns.pizza/domain/casino6411.yachts · Age, certificate and blocklists: how.is/casino6411.yachts · JSON: /api/v1/casino6411.yachts