Yes — engawa.design has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 engawa.design has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:82ef answers · 443✓ 2606:4700:3032::6815:3a2 answers · 443	yes
www over IPv6 www.engawa.design has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:82ef answers · 443✓ 2606:4700:3032::6815:3a2 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. grannbo.ns.cloudflare.com ✓ridge.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://engawa.design/ via 2606:4700:3032::ac43:82ef → 302https://cool-field-db83.cloudflareaccess.com/cdn-cgi/access/login/engawa.design?kid=f89741a050e9c1c736aa775012cfccb1d6f6817eac7687130b7e04903c3e0e0c&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.gnl7N_8ijruyStXR8xONwQWfsUoV1jOGCWouxmJ9TFlyxg6U0GAAiWC-hPwdRrQf7BugqJgpyr0FWEyK4c0qsB8XJDq8lPx9nvsCcI6Zp0vZw9D4SMCgs708uD8B-1VKA1Qi14jhQ0aV4In0Xqf4tLUyy4UPJco7W-yIpYaS0ONdlz62t1WqoDRC__2Y1pt-mjX7Ex43IKCPDcOZ2cH6_HAMosdBxXV6L82Bgh54xfOXJkWEWUrsv_huiVn2YL2_Qx5x8zwE2DLf97u5L4g_fzyfACmdmOVMiD0o78YdUjHVyZEvr2bTeQ8Xk9_yrm-dOOa5CL2M97xjUQkSTJIZdA&redirect_url=%2F via 2606:4700:300a::6813:c21d → 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/engawa.design.svg)](https://aaaa.bot/engawa.design)

Check again

engawa.design Has IPv6

A (IPv4)	172.67.130.239 104.21.3.162
AAAA (IPv6)	2606:4700:3032::ac43:82ef 2606:4700:3032::6815:3a2

www.engawa.design Has IPv6

A (IPv4)	172.67.130.239 104.21.3.162
AAAA (IPv6)	2606:4700:3032::ac43:82ef 2606:4700:3032::6815:3a2

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: engawa.design
Measured 2026-11-01 18:04:45 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.130.239, 104.21.3.162
AAAA (IPv6): 2606:4700:3032::ac43:82ef, 2606:4700:3032::6815:3a2
www AAAA:    2606:4700:3032::ac43:82ef, 2606:4700:3032::6815:3a2

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: engawa.design has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::ac43:82ef: answers (TCP 443)
    2606:4700:3032::6815:3a2: answers (TCP 443)
- www over IPv6: www.engawa.design has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::ac43:82ef: answers (TCP 443)
    2606:4700:3032::6815:3a2: 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://engawa.design/ via 2606:4700:3032::ac43:82ef -> HTTP 302, certificate: valid
    https://cool-field-db83.cloudflareaccess.com/cdn-cgi/access/login/engawa.design?kid=f89741a050e9c1c736aa775012cfccb1d6f6817eac7687130b7e04903c3e0e0c&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.gnl7N_8ijruyStXR8xONwQWfsUoV1jOGCWouxmJ9TFlyxg6U0GAAiWC-hPwdRrQf7BugqJgpyr0FWEyK4c0qsB8XJDq8lPx9nvsCcI6Zp0vZw9D4SMCgs708uD8B-1VKA1Qi14jhQ0aV4In0Xqf4tLUyy4UPJco7W-yIpYaS0ONdlz62t1WqoDRC__2Y1pt-mjX7Ex43IKCPDcOZ2cH6_HAMosdBxXV6L82Bgh54xfOXJkWEWUrsv_huiVn2YL2_Qx5x8zwE2DLf97u5L4g_fzyfACmdmOVMiD0o78YdUjHVyZEvr2bTeQ8Xk9_yrm-dOOa5CL2M97xjUQkSTJIZdA&redirect_url=%2F via 2606:4700:300a::6813:c21d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/dmQjL2fW7h

Permanent link: aaaa.bot/r/dmQjL2fW7h · How we measure

Checked 2026-11-01 18:04:45 UTC. Full DNS report: dns.pizza/domain/engawa.design · JSON: /api/v1/engawa.design