Yes — legends4delivery.dev has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 legends4delivery.dev has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::6815:fc answers · 443✓ 2606:4700:3031::ac43:979d 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. amalia.ns.cloudflare.com ✓aragorn.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://legends4delivery.dev/ via 2606:4700:3036::6815:fc → 302https://legends4delivery.cloudflareaccess.com/cdn-cgi/access/login/legends4delivery.dev?kid=7fd3682a2d8baadf2fee0fcd5f20454736d3273819805340385165d5a496b52b&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjYwODU2Nzg1NTllMzYxNzc4YjA4MTMxYjlmOGFjMzQyMDkyZDU5M2FkYWNhMmU0OGEzNWU4YjE1NzFlNjljN2MifQ.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.yaFplxFSZj29o5uHFEj16CWtAucprnAEmm-m25M0xPAKGF9zX6JqjzCbcBZH9Zjm-xEFtrrH1Vrd1F5BAJk3_zOpoQQxFo22SyUHuWYADqaOwzrGd7lBvJKk6WUsWZ0CJvNaZCJEv4mp2uAWGpP4nOEdvwUutY-DwucePHtyHtwXV-MCillMWOIqN89HYphiCOrmMqlLg2Lg2lpVnyYoHfwExlZry2mkxHAoS4UqJ8j6yb3g8SA5prD9Hq0SZDDmgtaZ4lDCJfHbJ7kncbMo3NRh3LCTJAXfhEqnjEyIHhhZZEwd-V6TRbkIjwCtmmZYJhjP1OXZuMlkJx7_sOBlcw&redirect_url=%2F via 2606:4700:300a::6813:c21d → 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/legends4delivery.dev.svg)](https://aaaa.bot/legends4delivery.dev)

Check again

legends4delivery.dev Has IPv6

A (IPv4)	172.67.151.157 104.21.0.252
AAAA (IPv6)	2606:4700:3036::6815:fc 2606:4700:3031::ac43:979d

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: legends4delivery.dev
Measured 2026-11-06 18:31:36 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.151.157, 104.21.0.252
AAAA (IPv6): 2606:4700:3036::6815:fc, 2606:4700:3031::ac43:979d

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: legends4delivery.dev has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3036::6815:fc: answers (TCP 443)
    2606:4700:3031::ac43:979d: 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://legends4delivery.dev/ via 2606:4700:3036::6815:fc -> HTTP 302, certificate: valid
    https://legends4delivery.cloudflareaccess.com/cdn-cgi/access/login/legends4delivery.dev?kid=7fd3682a2d8baadf2fee0fcd5f20454736d3273819805340385165d5a496b52b&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjYwODU2Nzg1NTllMzYxNzc4YjA4MTMxYjlmOGFjMzQyMDkyZDU5M2FkYWNhMmU0OGEzNWU4YjE1NzFlNjljN2MifQ.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.yaFplxFSZj29o5uHFEj16CWtAucprnAEmm-m25M0xPAKGF9zX6JqjzCbcBZH9Zjm-xEFtrrH1Vrd1F5BAJk3_zOpoQQxFo22SyUHuWYADqaOwzrGd7lBvJKk6WUsWZ0CJvNaZCJEv4mp2uAWGpP4nOEdvwUutY-DwucePHtyHtwXV-MCillMWOIqN89HYphiCOrmMqlLg2Lg2lpVnyYoHfwExlZry2mkxHAoS4UqJ8j6yb3g8SA5prD9Hq0SZDDmgtaZ4lDCJfHbJ7kncbMo3NRh3LCTJAXfhEqnjEyIHhhZZEwd-V6TRbkIjwCtmmZYJhjP1OXZuMlkJx7_sOBlcw&redirect_url=%2F via 2606:4700:300a::6813:c21d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/ZnpS0zXeKq

Permanent link: aaaa.bot/r/ZnpS0zXeKq · How we measure

Checked 2026-11-06 18:31:36 UTC. Full DNS report: dns.pizza/domain/legends4delivery.dev · Age, certificate and blocklists: how.is/legends4delivery.dev · JSON: /api/v1/legends4delivery.dev