Yes — cyber64.online has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 cyber64.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:55bb answers · 443✓ 2606:4700:3032::ac43:d145 answers · 443	yes
www over IPv6 www.cyber64.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::ac43:d145 answers · 443✓ 2606:4700:3031::6815:55bb answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. aspmx.l.google.com ✓alt3.aspmx.l.google.com ✓alt4.aspmx.l.google.com ✓alt1.aspmx.l.google.com ✓alt2.aspmx.l.google.com ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. mckenzie.ns.cloudflare.com ✓moura.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://cyber64.online/ via 2606:4700:3031::6815:55bb → 301https://www.cyber64.com/ via 2606:4700:3035::6815:52bd → 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/cyber64.online.svg)](https://aaaa.bot/cyber64.online)

Check again

cyber64.online Has IPv6

A (IPv4)	104.21.85.187 172.67.209.69
AAAA (IPv6)	2606:4700:3031::6815:55bb 2606:4700:3032::ac43:d145

www.cyber64.online Has IPv6

A (IPv4)	172.67.209.69 104.21.85.187
AAAA (IPv6)	2606:4700:3032::ac43:d145 2606:4700:3031::6815:55bb

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: cyber64.online
Measured 2026-11-03 17:28:44 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.85.187, 172.67.209.69
AAAA (IPv6): 2606:4700:3031::6815:55bb, 2606:4700:3032::ac43:d145
www AAAA:    2606:4700:3032::ac43:d145, 2606:4700:3031::6815:55bb

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: cyber64.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::6815:55bb: answers (TCP 443)
    2606:4700:3032::ac43:d145: answers (TCP 443)
- www over IPv6: www.cyber64.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::ac43:d145: answers (TCP 443)
    2606:4700:3031::6815:55bb: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server 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://cyber64.online/ via 2606:4700:3031::6815:55bb -> HTTP 301, certificate: valid
    https://www.cyber64.com/ via 2606:4700:3035::6815:52bd -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/LclRJvIbql

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

Checked 2026-11-03 17:28:44 UTC. Full DNS report: dns.pizza/domain/cyber64.online · Age, certificate and blocklists: how.is/cyber64.online · JSON: /api/v1/cyber64.online