Yes — atentia.app has IPv6.

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

This is a saved measurement from 2026-10-31 05:36 UTC. Check atentia.app live now

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
atentia.app has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3037::ac43:b7db answers · 443✓ 2606:4700:3034::6815:12e2 answers · 443
yes
www over IPv6
www.atentia.app has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3034::6815:12e2 answers · 443✓ 2606:4700:3037::ac43:b7db answers · 443
yes
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
route3.mx.cloudflare.net ✓route2.mx.cloudflare.net ✓route1.mx.cloudflare.net ✓
yes
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
bob.ns.cloudflare.com ✓phoenix.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.
https://atentia.app/ via 2606:4700:3037::ac43:b7db → 200
works

Nothing keeping you from an A

  1. Nothing to fix
    Show it off: add the badge to your README.
    [![IPv6](https://aaaa.bot/badge/atentia.app.svg)](https://aaaa.bot/atentia.app)

Check again

atentia.app  Has IPv6

A (IPv4)172.67.183.219
104.21.18.226
AAAA (IPv6)2606:4700:3037::ac43:b7db
2606:4700:3034::6815:12e2

www.atentia.app  Has IPv6

A (IPv4)104.21.18.226
172.67.183.219
AAAA (IPv6)2606:4700:3034::6815:12e2
2606:4700:3037::ac43:b7db

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/0FlzQJupYG · How we measure

Checked 2026-10-31 05:36:03 UTC. Full DNS report: dns.pizza/domain/atentia.app · JSON: /api/v1/atentia.app