Yes — zixcore.site has IPv6.

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

B
IPv6 readiness
Works over IPv6, with one gap: its mail servers lack IPv6.
Website over IPv6
zixcore.site has an AAAA record and answers on it.
✓ 2a02:4780:84::32 answers · 443
yes
www over IPv6
www.zixcore.site has an AAAA record and answers on it.
✓ 2a02:4780:84::32 answers · 443
yes
Mail servers (MX) have IPv6
None of the mail servers has an AAAA record.
mxdm-us-east-1.aliyun.com ✗
no
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
horizon.dns-parking.com ✓orbit.dns-parking.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 403.
https://zixcore.site/ via 2a02:4780:84::32 → 301https://corevix.es/ua/d.php via 2606:4700:3036::6815:152c → 403
works
 Load zixcore.site over IPv6 from up to six other places — a second opinion.

What's keeping zixcore.site from an A

  1. Mail servers without IPv6
    mxdm-us-east-1.aliyun.com 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

zixcore.site  Has IPv6

A (IPv4)2.57.91.91
AAAA (IPv6)2a02:4780:84::32

www.zixcore.site  Has IPv6

Alias ofzixcore.site
A (IPv4)2.57.91.91
AAAA (IPv6)2a02:4780:84::32

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

 Permanent link: aaaa.bot/r/vEOFbsTCC3 · How we measure

Checked 2026-11-05 14:50:05 UTC. Full DNS report: dns.pizza/domain/zixcore.site · Age, certificate and blocklists: how.is/zixcore.site · JSON: /api/v1/zixcore.site