Yes — alphacovariance.com 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
alphacovariance.com has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3031::ac43:c41b answers · 443✓ 2606:4700:3030::6815:4c8e answers · 443
yes
Mail servers (MX) have IPv6
None of the mail servers has an AAAA record.
mx1.titan.email ✗mx2.titan.email ✗
no
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
algin.ns.cloudflare.com ✓daniella.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.
https://alphacovariance.com/ via 2606:4700:3031::ac43:c41b → 200
works
 Which outside scripts, fonts, payments or chat alphacovariance.com loads from have no IPv6.
 Load alphacovariance.com over IPv6 from up to six other places — a second opinion.

What's keeping alphacovariance.com from an A

  1. Mail servers without IPv6
    mx1.titan.email, mx2.titan.email have no AAAA record, so mail from IPv6-only servers can't reach them directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

alphacovariance.com  Has IPv6

A (IPv4)104.21.76.142
172.67.196.27
AAAA (IPv6)2606:4700:3031::ac43:c41b
2606:4700:3030::6815:4c8e

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/ms4uf4FFcI · How we measure

Checked 2026-11-13 14:27:56 UTC. Full DNS report: dns.pizza/domain/alphacovariance.com · Age, certificate and blocklists: how.is/alphacovariance.com · JSON: /api/v1/alphacovariance.com