Yes — fansuite.design has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 fansuite.design has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:56f2 answers · 443✓ 2606:4700:3037::ac43:89f2 answers · 443	yes
www over IPv6 www.fansuite.design has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:89f2 answers · 443✓ 2606:4700:3034::6815:56f2 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. braelyn.ns.cloudflare.com ✓sevki.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://fansuite.design/ via 2606:4700:3034::6815:56f2 → 302https://fansuite.cloudflareaccess.com/cdn-cgi/access/login/fansuite.design?kid=a85ce47b89895cb19c6b1aef3bea8c7a5e85a0738e7d3be2ee9b49d36f94948c&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImY0YWIxMzUxMDZlNDE1M2RiY2Q1ZjMzYjU3ZWVhOTBmNThiMTRjZGM2Njg3NTg5YjA4YTg2OWI3ZWExNTcyMjQifQ.eyJ0eXBlIjoibWV0YSIsImF1ZCI6ImE4NWNlNDdiODk4OTVjYjE5YzZiMWFlZjNiZWE4YzdhNWU4NWEwNzM4ZTdkM2JlMmVlOWI0OWQzNmY5NDk0OGMiLCJob3N0bmFtZSI6ImZhbnN1aXRlLmRlc2lnbiIsInJlZGlyZWN0X3VybCI6Ii8iLCJzZXJ2aWNlX3Rva2VuX3N0YXR1cyI6ZmFsc2UsImlzX3dhcnAiOmZhbHNlLCJpc19nYXRld2F5IjpmYWxzZSwiZXhwIjoxNzk0NjYyMzg1LCJuYmYiOjE3OTQ2NjIwODUsImlhdCI6MTc5NDY2MjA4NSwiYXV0aF9zdGF0dXMiOiJOT05FIiwibXRsc19hdXRoIjp7ImNlcnRfaXNzdWVyX2RuIjoiIiwiY2VydF9zZXJpYWwiOiIiLCJjZXJ0X2lzc3Vlcl9za2kiOiIiLCJjZXJ0X3ByZXNlbnRlZCI6ZmFsc2UsImNvbW1vbl9uYW1lIjoiIiwiYXV0aF9zdGF0dXMiOiJOT05FIn0sInJlYWxfY291bnRyeSI6IlVTIiwiYXBwX3Nlc3Npb25faGFzaCI6IjY0MzAzMjFiMWQ2OWJhZTQ2NzA2NTNjMjZjNWViMzE1MDRlNDU5ZTQ5YWNjYTZmYmVmZmJhNTY1ZmE3NTc2ZWEifQ.QXOo-qWmLfuCot9PyFqYU5xxm6gO7H7rQC0OMMSUu7lwwDjHNtuule4xWy10Wg76ViUsEImTjbq-P1oDg9I2rNv1bjiAv0vVDB7fSLDDWrCYX_ZU3KR0V3vMefYFzOv0BZzDpBlS017obG0asr7jqr1wvP9bM9Gq1W3xKnh2uGNd75TP90MJv7m928d2ioroFwTd5oHg0zFggih9qKfWPqMi4PZ3NIOSEU-_neczVW8hh5oRobOnlm8biqaoqXFm5o0rWGXygTfXwWdPVx_qEU_FEnus5ab_6FZ4oKHVjUJTEG23eKOEcCuDU7l1ZkUR097ibDNyb6hzDhP2G4CFpQ&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/fansuite.design.svg)](https://aaaa.bot/fansuite.design)

Check again

fansuite.design Has IPv6

A (IPv4)	104.21.86.242 172.67.137.242
AAAA (IPv6)	2606:4700:3034::6815:56f2 2606:4700:3037::ac43:89f2

www.fansuite.design Has IPv6

A (IPv4)	172.67.137.242 104.21.86.242
AAAA (IPv6)	2606:4700:3037::ac43:89f2 2606:4700:3034::6815:56f2

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: fansuite.design
Measured 2026-11-14 13:14:45 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.86.242, 172.67.137.242
AAAA (IPv6): 2606:4700:3034::6815:56f2, 2606:4700:3037::ac43:89f2
www AAAA:    2606:4700:3037::ac43:89f2, 2606:4700:3034::6815:56f2

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: fansuite.design has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::6815:56f2: answers (TCP 443)
    2606:4700:3037::ac43:89f2: answers (TCP 443)
- www over IPv6: www.fansuite.design has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3037::ac43:89f2: answers (TCP 443)
    2606:4700:3034::6815:56f2: 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://fansuite.design/ via 2606:4700:3034::6815:56f2 -> HTTP 302, certificate: valid
    https://fansuite.cloudflareaccess.com/cdn-cgi/access/login/fansuite.design?kid=a85ce47b89895cb19c6b1aef3bea8c7a5e85a0738e7d3be2ee9b49d36f94948c&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImY0YWIxMzUxMDZlNDE1M2RiY2Q1ZjMzYjU3ZWVhOTBmNThiMTRjZGM2Njg3NTg5YjA4YTg2OWI3ZWExNTcyMjQifQ.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.QXOo-qWmLfuCot9PyFqYU5xxm6gO7H7rQC0OMMSUu7lwwDjHNtuule4xWy10Wg76ViUsEImTjbq-P1oDg9I2rNv1bjiAv0vVDB7fSLDDWrCYX_ZU3KR0V3vMefYFzOv0BZzDpBlS017obG0asr7jqr1wvP9bM9Gq1W3xKnh2uGNd75TP90MJv7m928d2ioroFwTd5oHg0zFggih9qKfWPqMi4PZ3NIOSEU-_neczVW8hh5oRobOnlm8biqaoqXFm5o0rWGXygTfXwWdPVx_qEU_FEnus5ab_6FZ4oKHVjUJTEG23eKOEcCuDU7l1ZkUR097ibDNyb6hzDhP2G4CFpQ&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/vEybhP7DQ3

Permanent link: aaaa.bot/r/vEybhP7DQ3 · How we measure

Checked 2026-11-14 13:14:45 UTC. Full DNS report: dns.pizza/domain/fansuite.design · Age, certificate and blocklists: how.is/fansuite.design · JSON: /api/v1/fansuite.design