Yes — xn--fncore-p9a.com has IPv6.

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

Measured 2026-10-31 16:41 UTC. We reuse a result for up to a week, so we aren't testing the same site over and over. Check xn--fncore-p9a.com now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 xn--fncore-p9a.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:b83a answers · 443✓ 2606:4700:3031::6815:203c answers · 443	yes
www over IPv6 www.xn--fncore-p9a.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:b83a answers · 443✓ 2606:4700:3031::6815:203c 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. ivan.ns.cloudflare.com ✓sue.ns.cloudflare.com ✓	yes

First measured 2026-10-31; last confirmed 2026-10-31.

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.

https://xn--fncore-p9a.com/ via 2606:4700:3031::ac43:b83a → 301https://xn--fncore-p9a.de/ via 2606:4700:3031::ac43:9faf → 302https://plain-heart-7780.cloudflareaccess.com/cdn-cgi/access/login/xn--fncore-p9a.de?kid=f8fe2674f8a4ac94136172bd1aaa8c2da0a11c2e51ab22a6013867d2144a3499&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjE1MjYxMzMxNTIzZWRhNWJiNmM4MzNkNDkxZjUzNmYzZGM5NTZhMzU4ZDk4ZDY3YWJlZDFmZGQ3YjZkOTNmNjYifQ.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.F-hLQ0BHuuBBhM67R_S3cQruhbZw-xpb5K9ctZtKRuSexDxJkt64J1PIembV-haE45O7_EtnvSitFQirdWrN1WSvHzTdDh43X4nXQHNy6Je8UTjJrDGWCowdRLZRVprU-GzvqbdJdW1KsQCkYlJXtu3Jvi4FC3So6tmcQ6-GsoRATo7jcKK6_ZQEDWg3r_I49tiolm-FcH6sUhE0xHZM16bmAj_kIlSIzXuVctdd2lX0pVBQ8zSMu4uRgJn3BXgH8eqYVRoUmD4uzqab6aHfUbt4oBmXDyVN5ArFJeDaW5cz0UcHAdrCQ_R-kAAuZB65bJk7fEbL7s2ipANjwf414g&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/xn--fncore-p9a.com.svg)](https://aaaa.bot/xn--fncore-p9a.com)

Check again

xn--fncore-p9a.com Has IPv6

A (IPv4)	172.67.184.58 104.21.32.60
AAAA (IPv6)	2606:4700:3031::ac43:b83a 2606:4700:3031::6815:203c

www.xn--fncore-p9a.com Has IPv6

A (IPv4)	104.21.32.60 172.67.184.58
AAAA (IPv6)	2606:4700:3031::ac43:b83a 2606:4700:3031::6815:203c

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--fncore-p9a.com
Measured 2026-10-31 16:41:05 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.184.58, 104.21.32.60
AAAA (IPv6): 2606:4700:3031::ac43:b83a, 2606:4700:3031::6815:203c
www AAAA:    2606:4700:3031::ac43:b83a, 2606:4700:3031::6815:203c

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: xn--fncore-p9a.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::ac43:b83a: answers (TCP 443)
    2606:4700:3031::6815:203c: answers (TCP 443)
- www over IPv6: www.xn--fncore-p9a.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::ac43:b83a: answers (TCP 443)
    2606:4700:3031::6815:203c: 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 2 redirects: HTTP 200.
    https://xn--fncore-p9a.com/ via 2606:4700:3031::ac43:b83a -> HTTP 301, certificate: valid
    https://xn--fncore-p9a.de/ via 2606:4700:3031::ac43:9faf -> HTTP 302, certificate: valid
    https://plain-heart-7780.cloudflareaccess.com/cdn-cgi/access/login/xn--fncore-p9a.de?kid=f8fe2674f8a4ac94136172bd1aaa8c2da0a11c2e51ab22a6013867d2144a3499&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjE1MjYxMzMxNTIzZWRhNWJiNmM4MzNkNDkxZjUzNmYzZGM5NTZhMzU4ZDk4ZDY3YWJlZDFmZGQ3YjZkOTNmNjYifQ.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.F-hLQ0BHuuBBhM67R_S3cQruhbZw-xpb5K9ctZtKRuSexDxJkt64J1PIembV-haE45O7_EtnvSitFQirdWrN1WSvHzTdDh43X4nXQHNy6Je8UTjJrDGWCowdRLZRVprU-GzvqbdJdW1KsQCkYlJXtu3Jvi4FC3So6tmcQ6-GsoRATo7jcKK6_ZQEDWg3r_I49tiolm-FcH6sUhE0xHZM16bmAj_kIlSIzXuVctdd2lX0pVBQ8zSMu4uRgJn3BXgH8eqYVRoUmD4uzqab6aHfUbt4oBmXDyVN5ArFJeDaW5cz0UcHAdrCQ_R-kAAuZB65bJk7fEbL7s2ipANjwf414g&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/jUlPC8Q7h-

Permanent link: aaaa.bot/r/jUlPC8Q7h- · How we measure

Checked 2026-10-31 16:41:05 UTC. Full DNS report: dns.pizza/domain/xn--fncore-p9a.com · JSON: /api/v1/xn--fncore-p9a.com