Yes — arkanimalcare.app has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 arkanimalcare.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:aaf2 answers · 443✓ 2606:4700:3033::6815:1ca6 answers · 443	yes
www over IPv6 www.arkanimalcare.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:1ca6 answers · 443✓ 2606:4700:3030::ac43:aaf2 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. algin.ns.cloudflare.com ✓rita.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://arkanimalcare.app/ via 2606:4700:3030::ac43:aaf2 → 302https://gilded-vault.cloudflareaccess.com/cdn-cgi/access/login/arkanimalcare.app?kid=bd3dbce35fe7350a271666c416df1205a0819b2692caac75196ef1903da9738a&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjYxYmU4ZTlhYWI1ODllY2UyYmI0YzU1MmI0NWRhYmEzNjg0ZWI5M2Y4OGJlOWVhMjgyYmNhMzc2NTMxMjU1NGMifQ.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.Qxy1EygwHVVaFS8OPvmAb2hNQwNErlCvJXwZreQbw9jaVjvTfLUhaHxOrXuK1ahjyw8_rTZ6WznHbrxT_utrhH926JRnRY3dFO35-ZjzfwyLnI6H2zKQ96azdirO_B5xx7I9F-Kd2Dnx8Z4kdcRyA0WEBQzthQAa32jTys80f4Dbn9Rtby4lHWkhmkmyn0ZuJZt2JOitgum_JgabNXwmn9w4EJjc7Ke3VsJeNTvLnDzhpQPBfPBIRaU4W3-cJ4iSjAnSz1KElLMfDDKpQxESArel4Caz4OauArZNzuaoX9ioGNP0rkxA3Redfwf6Y_iln6f6Qc1nzBaI6T0R1vlacg&redirect_url=%2F via 2606:4700:300a::6813:c21d → 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/arkanimalcare.app.svg)](https://aaaa.bot/arkanimalcare.app)

Check again

arkanimalcare.app Has IPv6

A (IPv4)	104.21.28.166 172.67.170.242
AAAA (IPv6)	2606:4700:3030::ac43:aaf2 2606:4700:3033::6815:1ca6

www.arkanimalcare.app Has IPv6

A (IPv4)	104.21.28.166 172.67.170.242
AAAA (IPv6)	2606:4700:3033::6815:1ca6 2606:4700:3030::ac43:aaf2

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: arkanimalcare.app
Measured 2026-11-14 04:18:09 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.28.166, 172.67.170.242
AAAA (IPv6): 2606:4700:3030::ac43:aaf2, 2606:4700:3033::6815:1ca6
www AAAA:    2606:4700:3033::6815:1ca6, 2606:4700:3030::ac43:aaf2

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: arkanimalcare.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3030::ac43:aaf2: answers (TCP 443)
    2606:4700:3033::6815:1ca6: answers (TCP 443)
- www over IPv6: www.arkanimalcare.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3033::6815:1ca6: answers (TCP 443)
    2606:4700:3030::ac43:aaf2: 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://arkanimalcare.app/ via 2606:4700:3030::ac43:aaf2 -> HTTP 302, certificate: valid
    https://gilded-vault.cloudflareaccess.com/cdn-cgi/access/login/arkanimalcare.app?kid=bd3dbce35fe7350a271666c416df1205a0819b2692caac75196ef1903da9738a&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6IjYxYmU4ZTlhYWI1ODllY2UyYmI0YzU1MmI0NWRhYmEzNjg0ZWI5M2Y4OGJlOWVhMjgyYmNhMzc2NTMxMjU1NGMifQ.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.Qxy1EygwHVVaFS8OPvmAb2hNQwNErlCvJXwZreQbw9jaVjvTfLUhaHxOrXuK1ahjyw8_rTZ6WznHbrxT_utrhH926JRnRY3dFO35-ZjzfwyLnI6H2zKQ96azdirO_B5xx7I9F-Kd2Dnx8Z4kdcRyA0WEBQzthQAa32jTys80f4Dbn9Rtby4lHWkhmkmyn0ZuJZt2JOitgum_JgabNXwmn9w4EJjc7Ke3VsJeNTvLnDzhpQPBfPBIRaU4W3-cJ4iSjAnSz1KElLMfDDKpQxESArel4Caz4OauArZNzuaoX9ioGNP0rkxA3Redfwf6Y_iln6f6Qc1nzBaI6T0R1vlacg&redirect_url=%2F via 2606:4700:300a::6813:c21d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/_G8i4vUq0x

Permanent link: aaaa.bot/r/_G8i4vUq0x · How we measure

Checked 2026-11-14 04:18:09 UTC. Full DNS report: dns.pizza/domain/arkanimalcare.app · Age, certificate and blocklists: how.is/arkanimalcare.app · JSON: /api/v1/arkanimalcare.app