Yes — xn--l3ca4b7a9gvb.tech has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 xn--l3ca4b7a9gvb.tech has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::ac43:cacf answers · 443✓ 2606:4700:3031::6815:4510 answers · 443	yes
www over IPv6 www.xn--l3ca4b7a9gvb.tech has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:4510 answers · 443✓ 2606:4700:3033::ac43:cacf 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. frank.ns.cloudflare.com ✓imani.ns.cloudflare.com ✓	yes

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

https://xn--l3ca4b7a9gvb.tech/ via 2606:4700:3033::ac43:cacf → 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/xn--l3ca4b7a9gvb.tech.svg)](https://aaaa.bot/xn--l3ca4b7a9gvb.tech)

Check again

xn--l3ca4b7a9gvb.tech Has IPv6

A (IPv4)	172.67.202.207 104.21.69.16
AAAA (IPv6)	2606:4700:3033::ac43:cacf 2606:4700:3031::6815:4510

www.xn--l3ca4b7a9gvb.tech Has IPv6

A (IPv4)	104.21.69.16 172.67.202.207
AAAA (IPv6)	2606:4700:3031::6815:4510 2606:4700:3033::ac43:cacf

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: xn--l3ca4b7a9gvb.tech
Measured 2026-11-05 13:04:57 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.202.207, 104.21.69.16
AAAA (IPv6): 2606:4700:3033::ac43:cacf, 2606:4700:3031::6815:4510
www AAAA:    2606:4700:3031::6815:4510, 2606:4700:3033::ac43:cacf

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: xn--l3ca4b7a9gvb.tech has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3033::ac43:cacf: answers (TCP 443)
    2606:4700:3031::6815:4510: answers (TCP 443)
- www over IPv6: www.xn--l3ca4b7a9gvb.tech has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::6815:4510: answers (TCP 443)
    2606:4700:3033::ac43:cacf: 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: HTTP 200.
    https://xn--l3ca4b7a9gvb.tech/ via 2606:4700:3033::ac43:cacf -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/4YG7t5Htwq

Permanent link: aaaa.bot/r/4YG7t5Htwq · How we measure

Checked 2026-11-05 13:04:57 UTC. Full DNS report: dns.pizza/domain/xn--l3ca4b7a9gvb.tech · Age, certificate and blocklists: how.is/xn--l3ca4b7a9gvb.tech · JSON: /api/v1/xn--l3ca4b7a9gvb.tech