Yes — joinatlaze.online has IPv6.

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

IPv6 readiness

Works over IPv6, with one gap: its mail servers lack IPv6.

Website over IPv6 joinatlaze.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:cb11 answers · 443✓ 2606:4700:3035::6815:4d07 answers · 443	yes
www over IPv6 www.joinatlaze.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::6815:4d07 answers · 443✓ 2606:4700:3034::ac43:cb11 answers · 443	yes
Mail servers (MX) have IPv6 None of the mail servers has an AAAA record. receive.forge.rmta.net ✗	no
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. carl.ns.cloudflare.com ✓harmony.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://joinatlaze.online/ via 2606:4700:3034::ac43:cb11 → 301https://atlaze.co/ via 2606:4700:3030::6815:3bd1 → 200

works

What's keeping joinatlaze.online from an A

Mail servers without IPv6
receive.forge.rmta.net has no AAAA record, so mail from IPv6-only servers can't reach it directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

joinatlaze.online Has IPv6

A (IPv4)	104.21.77.7 172.67.203.17
AAAA (IPv6)	2606:4700:3034::ac43:cb11 2606:4700:3035::6815:4d07

www.joinatlaze.online Has IPv6

A (IPv4)	172.67.203.17 104.21.77.7
AAAA (IPv6)	2606:4700:3035::6815:4d07 2606:4700:3034::ac43:cb11

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: joinatlaze.online
Measured 2026-11-05 07:48:40 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.77.7, 172.67.203.17
AAAA (IPv6): 2606:4700:3034::ac43:cb11, 2606:4700:3035::6815:4d07
www AAAA:    2606:4700:3035::6815:4d07, 2606:4700:3034::ac43:cb11

Readiness grade B: Works over IPv6, with one gap: its mail servers lack IPv6.
- Website over IPv6: joinatlaze.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:cb11: answers (TCP 443)
    2606:4700:3035::6815:4d07: answers (TCP 443)
- www over IPv6: www.joinatlaze.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::6815:4d07: answers (TCP 443)
    2606:4700:3034::ac43:cb11: answers (TCP 443)
- Mail servers (MX) have IPv6: None of the mail servers 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://joinatlaze.online/ via 2606:4700:3034::ac43:cb11 -> HTTP 301, certificate: valid
    https://atlaze.co/ via 2606:4700:3030::6815:3bd1 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/4QKWBwMgVS

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

Checked 2026-11-05 07:48:40 UTC. Full DNS report: dns.pizza/domain/joinatlaze.online · Age, certificate and blocklists: how.is/joinatlaze.online · JSON: /api/v1/joinatlaze.online