Yes — citaka.app has IPv6.

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

A
IPv6 readiness
Website, mail and DNS all work over IPv6.
Website over IPv6
citaka.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2600:9000:2870:e00:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:1400:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:600:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:1e00:13:4ab8:ad00:93a1 answers · 443– 2600:9000:2870:6600:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:c00:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:a200:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:ca00:13:4ab8:ad00:93a1 not tested
yes
www over IPv6
www.citaka.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2600:9000:2870:ba00:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:ee00:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:1e00:13:4ab8:ad00:93a1 answers · 443✓ 2600:9000:2870:f800:13:4ab8:ad00:93a1 answers · 443– 2600:9000:2870:dc00:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:2000:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:5c00:13:4ab8:ad00:93a1 not tested– 2600:9000:2870:ac00:13:4ab8:ad00:93a1 not tested
yes
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
smtp.google.com ✓
yes
Nameservers have IPv6
4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
ns-1172.awsdns-18.org ✓ns-1873.awsdns-42.co.uk ✓ns-341.awsdns-42.com ✓ns-913.awsdns-50.net ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.
https://citaka.app/ via 2600:9000:2870:e00:13:4ab8:ad00:93a1 → 200
works
 Which outside scripts, fonts, payments or chat citaka.app loads from have no IPv6.
 Load citaka.app over IPv6 from up to six other places — a second opinion.

Nothing keeping you from an A

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

Check again

citaka.app  Has IPv6

A (IPv4)3.170.42.84
3.170.42.5
3.170.42.121
3.170.42.22
AAAA (IPv6)2600:9000:2870:e00:13:4ab8:ad00:93a1
2600:9000:2870:1400:13:4ab8:ad00:93a1
2600:9000:2870:600:13:4ab8:ad00:93a1
2600:9000:2870:1e00:13:4ab8:ad00:93a1
2600:9000:2870:6600:13:4ab8:ad00:93a1
2600:9000:2870:c00:13:4ab8:ad00:93a1
2600:9000:2870:a200:13:4ab8:ad00:93a1
2600:9000:2870:ca00:13:4ab8:ad00:93a1

www.citaka.app  Has IPv6

A (IPv4)3.170.42.121
3.170.42.5
3.170.42.22
3.170.42.84
AAAA (IPv6)2600:9000:2870:ba00:13:4ab8:ad00:93a1
2600:9000:2870:ee00:13:4ab8:ad00:93a1
2600:9000:2870:1e00:13:4ab8:ad00:93a1
2600:9000:2870:f800:13:4ab8:ad00:93a1
2600:9000:2870:dc00:13:4ab8:ad00:93a1
2600:9000:2870:2000:13:4ab8:ad00:93a1
2600:9000:2870:5c00:13:4ab8:ad00:93a1
2600:9000:2870:ac00:13:4ab8:ad00:93a1

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/VvJXKb6OGZ · How we measure

Checked 2026-11-08 16:25:22 UTC. Full DNS report: dns.pizza/domain/citaka.app · Age, certificate and blocklists: how.is/citaka.app · JSON: /api/v1/citaka.app