Yes — qr-craft.app has IPv6.

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

This is a saved measurement from 2026-11-06 11:05 UTC. Check qr-craft.app live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 qr-craft.app has an AAAA record and answers on it. ✓ 2a01:4f8:c016:69b1::1 answers · 443	yes
www over IPv6 www.qr-craft.app has an AAAA record and answers on it. ✓ 2a01:4f8:c016:69b1::1 answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. route1.mx.cloudflare.net ✓route2.mx.cloudflare.net ✓route3.mx.cloudflare.net ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. rosalie.ns.cloudflare.com ✓syeef.ns.cloudflare.com ✓	yes

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

https://qr-craft.app/ via 2a01:4f8:c016:69b1::1 → 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/qr-craft.app.svg)](https://aaaa.bot/qr-craft.app)

Check again

qr-craft.app Has IPv6

A (IPv4)	2.31.142.97
AAAA (IPv6)	2a01:4f8:c016:69b1::1

www.qr-craft.app Has IPv6

A (IPv4)	2.31.142.97
AAAA (IPv6)	2a01:4f8:c016:69b1::1

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: qr-craft.app
Measured 2026-11-06 11:05:57 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    2.31.142.97
AAAA (IPv6): 2a01:4f8:c016:69b1::1
www AAAA:    2a01:4f8:c016:69b1::1

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: qr-craft.app has an AAAA record and answers on it.
    2a01:4f8:c016:69b1::1: answers (TCP 443)
- www over IPv6: www.qr-craft.app has an AAAA record and answers on it.
    2a01:4f8:c016:69b1::1: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server 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 200.
    https://qr-craft.app/ via 2a01:4f8:c016:69b1::1 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/J6vy974WFr

Permanent link: aaaa.bot/r/J6vy974WFr · How we measure

Checked 2026-11-06 11:05:57 UTC. Full DNS report: dns.pizza/domain/qr-craft.app · Age, certificate and blocklists: how.is/qr-craft.app · JSON: /api/v1/qr-craft.app