Yes — flower.tools has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 flower.tools has 3 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:20::681a:c0b answers · 443✓ 2606:4700:20::681a:d0b answers · 443✓ 2606:4700:20::ac43:4988 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. kanye.ns.cloudflare.com ✓piper.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://flower.tools/ via 2606:4700:20::681a:c0b → 302https://sakura-internal.cloudflareaccess.com/cdn-cgi/access/login/flower.tools?kid=9f578d2ce6d6eda0aa13743141bcff08843cfe03840e1766d3ceb26b55627731&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.C7akuy9FVG8T5zUOLB7twpJZAJsjjo-iRPS82cMANCm4DdIBfN4ZEv671XmKaOEBhVLx_jonen4etz-jN9xSXeSOGxt4KSXcwZtdMTPUdyBBEhy9SKyjz_8HjJCbyGjmtaNm0F9rPpo9LPOvtRgdbShixHbBjj5i6reimTLY6aFi885XGaMlMIJRiIhiXB1bmATvEvqKxc9eapkgwY7_0ctLHHLwbf33CK_J81WwjQP60FG7K0sbmxujJukJyFb7YyGHtWA7T28brJdVqYEtCTg_2rKxIkdQcJYU1EfTgiGK7hoelQ_wZf6ATekaDwDwP6uIoPgfOC9xzv8RzQaTuQ&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/flower.tools.svg)](https://aaaa.bot/flower.tools)

Check again

flower.tools Has IPv6

A (IPv4)	104.26.13.11 172.67.73.136 104.26.12.11
AAAA (IPv6)	2606:4700:20::681a:c0b 2606:4700:20::681a:d0b 2606:4700:20::ac43:4988

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: flower.tools
Measured 2026-11-02 02:56:20 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.26.13.11, 172.67.73.136, 104.26.12.11
AAAA (IPv6): 2606:4700:20::681a:c0b, 2606:4700:20::681a:d0b, 2606:4700:20::ac43:4988

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: flower.tools has 3 IPv6 addresses and answers on every one we tested.
    2606:4700:20::681a:c0b: answers (TCP 443)
    2606:4700:20::681a:d0b: answers (TCP 443)
    2606:4700:20::ac43:4988: 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://flower.tools/ via 2606:4700:20::681a:c0b -> HTTP 302, certificate: valid
    https://sakura-internal.cloudflareaccess.com/cdn-cgi/access/login/flower.tools?kid=9f578d2ce6d6eda0aa13743141bcff08843cfe03840e1766d3ceb26b55627731&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.C7akuy9FVG8T5zUOLB7twpJZAJsjjo-iRPS82cMANCm4DdIBfN4ZEv671XmKaOEBhVLx_jonen4etz-jN9xSXeSOGxt4KSXcwZtdMTPUdyBBEhy9SKyjz_8HjJCbyGjmtaNm0F9rPpo9LPOvtRgdbShixHbBjj5i6reimTLY6aFi885XGaMlMIJRiIhiXB1bmATvEvqKxc9eapkgwY7_0ctLHHLwbf33CK_J81WwjQP60FG7K0sbmxujJukJyFb7YyGHtWA7T28brJdVqYEtCTg_2rKxIkdQcJYU1EfTgiGK7hoelQ_wZf6ATekaDwDwP6uIoPgfOC9xzv8RzQaTuQ&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/0fjZC0t3k-

Permanent link: aaaa.bot/r/0fjZC0t3k- · How we measure

Checked 2026-11-02 02:56:20 UTC. Full DNS report: dns.pizza/domain/flower.tools · JSON: /api/v1/flower.tools