Yes — mhrhawaii.app has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 mhrhawaii.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::ac43:c334 answers · 443✓ 2606:4700:3036::6815:5c92 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. sierra.ns.cloudflare.com ✓zac.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.

https://mhrhawaii.app/ via 2606:4700:3036::ac43:c334 → 302https://delicate-sun-7307.cloudflareaccess.com/cdn-cgi/access/login/mhrhawaii.app?kid=0b60511cd09fc80638b05fcf39595d2e2af8f71c3f11459e95c03dfe7aaeff19&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImE5YjMyZjgwZjk5OTcyNTg2YTA5NzIyZDZiZDljZDEwMzExYmEwNzFjOGM4MjQxZTk1NzVhMTU3ZGVmNGY4ZGYifQ.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.GNE4VAzfsFKsbyE2uBO982l_5ngW9igdBmhc6uuaxOZ1FnCkc13thdm8sqj7kP8_jE28J-N2RPpgPrVxkxOui82txFrCQ5em-87CTAH7wUQFQmAaOwC0RqZo9qOU-IOCeZ_HDS1-MR0EQqAZ4pxDI1RUruZ3ypLj_rxIrfdMqGRooWPNKTGC92sz0V4J2z5kzhdVtsYwhBRq5cZDktt_FGmcUoPe68HtuPW-C-qCC5eJOiCqyzXJGvvazs_M9jYadrSpsOUVxBUdrcQ9amwYEI1nFBJglcbaTNc4ODBjeltzfTt--_evTapqDCb1L-xP8b9qLIY6HC08_o4n7D9hzQ&redirect_url=%2F via 2606:4700:300a::6813:c31d → 200

works

Nothing keeping you from an A

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

Check again

mhrhawaii.app Has IPv6

A (IPv4)	104.21.92.146 172.67.195.52
AAAA (IPv6)	2606:4700:3036::ac43:c334 2606:4700:3036::6815:5c92

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: mhrhawaii.app
Measured 2026-11-08 11:04:22 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.92.146, 172.67.195.52
AAAA (IPv6): 2606:4700:3036::ac43:c334, 2606:4700:3036::6815:5c92

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: mhrhawaii.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3036::ac43:c334: answers (TCP 443)
    2606:4700:3036::6815:5c92: 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 after 1 redirect: HTTP 200.
    https://mhrhawaii.app/ via 2606:4700:3036::ac43:c334 -> HTTP 302, certificate: valid
    https://delicate-sun-7307.cloudflareaccess.com/cdn-cgi/access/login/mhrhawaii.app?kid=0b60511cd09fc80638b05fcf39595d2e2af8f71c3f11459e95c03dfe7aaeff19&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImE5YjMyZjgwZjk5OTcyNTg2YTA5NzIyZDZiZDljZDEwMzExYmEwNzFjOGM4MjQxZTk1NzVhMTU3ZGVmNGY4ZGYifQ.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.GNE4VAzfsFKsbyE2uBO982l_5ngW9igdBmhc6uuaxOZ1FnCkc13thdm8sqj7kP8_jE28J-N2RPpgPrVxkxOui82txFrCQ5em-87CTAH7wUQFQmAaOwC0RqZo9qOU-IOCeZ_HDS1-MR0EQqAZ4pxDI1RUruZ3ypLj_rxIrfdMqGRooWPNKTGC92sz0V4J2z5kzhdVtsYwhBRq5cZDktt_FGmcUoPe68HtuPW-C-qCC5eJOiCqyzXJGvvazs_M9jYadrSpsOUVxBUdrcQ9amwYEI1nFBJglcbaTNc4ODBjeltzfTt--_evTapqDCb1L-xP8b9qLIY6HC08_o4n7D9hzQ&redirect_url=%2F via 2606:4700:300a::6813:c31d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/lFrNZXnFVn

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

Checked 2026-11-08 11:04:22 UTC. Full DNS report: dns.pizza/domain/mhrhawaii.app · Age, certificate and blocklists: how.is/mhrhawaii.app · JSON: /api/v1/mhrhawaii.app