Yes — zinzvanguard.app has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 zinzvanguard.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:c239 answers · 443✓ 2606:4700:3030::6815:39f0 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. deb.ns.cloudflare.com ✓jakub.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://zinzvanguard.app/ via 2606:4700:3032::ac43:c239 → 302https://zinzvanguard.cloudflareaccess.com/cdn-cgi/access/login/zinzvanguard.app?kid=dcacab9b8f13bafc206b6c67e81fbdc920a3444f2bba177d3fe9c7e2b9c82b5f&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.CvFyRG-sY8ES-b6nRuQUqAKMJMGb4HyhKUZAG3FA9LfN-K6kHkYV30eMq57nz1T_Z0hSvBS-6d0-r6HHzhU3BKZX0Zbbv9BDzZNdpRFPmGgn5T5NnV0_50UPgKvYoYjgVxZmbKuR5cHCttOuCRXQNj7P5snfbrnctU9G64mBMVmx0LjG9NZGn5Kikhqj_PUIvyCuadLEfZ1k-gGbbMdpd5GciQsEG1_UyBxssHpo_yl0GkGU6c5ZXc5Z8jEOKhPbFMcnec-DztLCbymDi4u3u3ZgSsDxyuFcKxKqn4lra653SV50v9dCshpYnV2s1D8EYJsaOjJ7sJ1sm_Ws9ntwjA&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/zinzvanguard.app.svg)](https://aaaa.bot/zinzvanguard.app)

Check again

zinzvanguard.app Has IPv6

A (IPv4)	172.67.194.57 104.21.57.240
AAAA (IPv6)	2606:4700:3032::ac43:c239 2606:4700:3030::6815:39f0

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: zinzvanguard.app
Measured 2026-11-14 01:06:16 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.194.57, 104.21.57.240
AAAA (IPv6): 2606:4700:3032::ac43:c239, 2606:4700:3030::6815:39f0

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: zinzvanguard.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::ac43:c239: answers (TCP 443)
    2606:4700:3030::6815:39f0: 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://zinzvanguard.app/ via 2606:4700:3032::ac43:c239 -> HTTP 302, certificate: valid
    https://zinzvanguard.cloudflareaccess.com/cdn-cgi/access/login/zinzvanguard.app?kid=dcacab9b8f13bafc206b6c67e81fbdc920a3444f2bba177d3fe9c7e2b9c82b5f&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.CvFyRG-sY8ES-b6nRuQUqAKMJMGb4HyhKUZAG3FA9LfN-K6kHkYV30eMq57nz1T_Z0hSvBS-6d0-r6HHzhU3BKZX0Zbbv9BDzZNdpRFPmGgn5T5NnV0_50UPgKvYoYjgVxZmbKuR5cHCttOuCRXQNj7P5snfbrnctU9G64mBMVmx0LjG9NZGn5Kikhqj_PUIvyCuadLEfZ1k-gGbbMdpd5GciQsEG1_UyBxssHpo_yl0GkGU6c5ZXc5Z8jEOKhPbFMcnec-DztLCbymDi4u3u3ZgSsDxyuFcKxKqn4lra653SV50v9dCshpYnV2s1D8EYJsaOjJ7sJ1sm_Ws9ntwjA&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/4y2-vcnGrD

Permanent link: aaaa.bot/r/4y2-vcnGrD · How we measure

Checked 2026-11-14 01:06:16 UTC. Full DNS report: dns.pizza/domain/zinzvanguard.app · Age, certificate and blocklists: how.is/zinzvanguard.app · JSON: /api/v1/zinzvanguard.app