Yes — servertrader.app has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 servertrader.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::6815:2aa2 answers · 443✓ 2606:4700:3036::ac43:a389 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. anton.ns.cloudflare.com ✓maxine.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://servertrader.app/ via 2606:4700:3036::6815:2aa2 → 302https://fragrant-band-2d4a.cloudflareaccess.com/cdn-cgi/access/login/servertrader.app?kid=f483533c5a22b89da00162ec906332ab6d3100515440f31c6038db3f215b2dc3&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.mrt7lVu7n-lIbd62vxT5Vwak3TpY69lgYjOXK34xbSlIXHRjLybk-z7IEkHUvI_-B2i6FzMM8J7gmXGrL7jUe5PMN8FYeNMmtFPHWzYgII5GcZk83VKySiWp1khw_XwbSAZmlBfv_kMgBG05wkBX2p4U5FngAi28V3lYlsr3eRfQ5rMYiw-vIMHmm1vbRcnf05R6iXJ47Jc3CYhdgcb9ALDyF7cY_bnty9yTw-RLOjFyUr0cUcGYOrsMFtzjyGIWuQPm3R8C8ToP91tx9S60--K-PVmYy-0iBG4fx7aj2JUTvkFotHr0OaNvInFSEb73xKDoDgBLv3ZTOGNQ0uhKRA&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/servertrader.app.svg)](https://aaaa.bot/servertrader.app)

Check again

servertrader.app Has IPv6

A (IPv4)	172.67.163.137 104.21.42.162
AAAA (IPv6)	2606:4700:3036::6815:2aa2 2606:4700:3036::ac43:a389

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: servertrader.app
Measured 2026-11-05 15:16:07 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.163.137, 104.21.42.162
AAAA (IPv6): 2606:4700:3036::6815:2aa2, 2606:4700:3036::ac43:a389

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: servertrader.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3036::6815:2aa2: answers (TCP 443)
    2606:4700:3036::ac43:a389: 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://servertrader.app/ via 2606:4700:3036::6815:2aa2 -> HTTP 302, certificate: valid
    https://fragrant-band-2d4a.cloudflareaccess.com/cdn-cgi/access/login/servertrader.app?kid=f483533c5a22b89da00162ec906332ab6d3100515440f31c6038db3f215b2dc3&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.mrt7lVu7n-lIbd62vxT5Vwak3TpY69lgYjOXK34xbSlIXHRjLybk-z7IEkHUvI_-B2i6FzMM8J7gmXGrL7jUe5PMN8FYeNMmtFPHWzYgII5GcZk83VKySiWp1khw_XwbSAZmlBfv_kMgBG05wkBX2p4U5FngAi28V3lYlsr3eRfQ5rMYiw-vIMHmm1vbRcnf05R6iXJ47Jc3CYhdgcb9ALDyF7cY_bnty9yTw-RLOjFyUr0cUcGYOrsMFtzjyGIWuQPm3R8C8ToP91tx9S60--K-PVmYy-0iBG4fx7aj2JUTvkFotHr0OaNvInFSEb73xKDoDgBLv3ZTOGNQ0uhKRA&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/5uuNoDLHQ0

Permanent link: aaaa.bot/r/5uuNoDLHQ0 · How we measure

Checked 2026-11-05 15:16:07 UTC. Full DNS report: dns.pizza/domain/servertrader.app · Age, certificate and blocklists: how.is/servertrader.app · JSON: /api/v1/servertrader.app