Yes — baco.ing has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 baco.ing has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::6815:3766 answers · 443✓ 2606:4700:3034::ac43:9376 answers · 443	yes
www over IPv6 www.baco.ing has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:9376 answers · 443✓ 2606:4700:3037::6815:3766 answers · 443	yes
Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has an AAAA record.	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. amalia.ns.cloudflare.com ✓kipp.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://baco.ing/ via 2606:4700:3037::6815:3766 → 302https://divine-band-2091.cloudflareaccess.com/cdn-cgi/access/login/baco.ing?kid=45c7a6425ad2e2755ece3da3e5142e3e905d06cd9962d577f0bbd434c478c1a3&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVjNjhmMTgzYTIyOTk0MWIxNmNlMzFkZjhiZmMwYWY3ZjNkYWFlY2ZlYTlkNWY2NzA1OGJjMWI5NTFiZTk2NTMifQ.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.Cdp3Yeke-Dbw9JSK7UTAt70w6BpEvTO-0cPNWzaBexCZKEvlcyhTJAo0gmIErwG1PwAUax1i8rATIkkhBmaXSeDYnZML9OutbPti5RlKu5R1eqmXZTL1GvdCoQXjB4JihEeT2OrlDjKAo4p_RaiK6X0v3mVryyhBv4i3z8__ZawaEHVw0lkCWN-A2tQOX05bBVJcFX4lkRodNh3FsMovDY5bEsoR6tduL5Uxi6vTm0yPXuteWTBycPptYw8tsbWI5r76floe4QNeo0sgVdQDk2TOfYpG0ya8i2ukiGNWcpl2zgSejvZkL-QsaahM2rKfmeKLqD-c810omNZtnZSeZA&redirect_url=%2F via 2606:4700:300a::6813:c31d → 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/baco.ing.svg)](https://aaaa.bot/baco.ing)

Check again

baco.ing Has IPv6

A (IPv4)	104.21.55.102 172.67.147.118
AAAA (IPv6)	2606:4700:3037::6815:3766 2606:4700:3034::ac43:9376

www.baco.ing Has IPv6

A (IPv4)	172.67.147.118 104.21.55.102
AAAA (IPv6)	2606:4700:3034::ac43:9376 2606:4700:3037::6815:3766

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: baco.ing
Measured 2026-11-10 08:48:07 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.55.102, 172.67.147.118
AAAA (IPv6): 2606:4700:3037::6815:3766, 2606:4700:3034::ac43:9376
www AAAA:    2606:4700:3034::ac43:9376, 2606:4700:3037::6815:3766

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: baco.ing has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3037::6815:3766: answers (TCP 443)
    2606:4700:3034::ac43:9376: answers (TCP 443)
- www over IPv6: www.baco.ing has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:9376: answers (TCP 443)
    2606:4700:3037::6815:3766: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It 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://baco.ing/ via 2606:4700:3037::6815:3766 -> HTTP 302, certificate: valid
    https://divine-band-2091.cloudflareaccess.com/cdn-cgi/access/login/baco.ing?kid=45c7a6425ad2e2755ece3da3e5142e3e905d06cd9962d577f0bbd434c478c1a3&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6ImVjNjhmMTgzYTIyOTk0MWIxNmNlMzFkZjhiZmMwYWY3ZjNkYWFlY2ZlYTlkNWY2NzA1OGJjMWI5NTFiZTk2NTMifQ.eyJ0eXBlIjoibWV0YSIsImF1ZCI6IjQ1YzdhNjQyNWFkMmUyNzU1ZWNlM2RhM2U1MTQyZTNlOTA1ZDA2Y2Q5OTYyZDU3N2YwYmJkNDM0YzQ3OGMxYTMiLCJob3N0bmFtZSI6ImJhY28uaW5nIiwicmVkaXJlY3RfdXJsIjoiLyIsInNlcnZpY2VfdG9rZW5fc3RhdHVzIjpmYWxzZSwiaXNfd2FycCI6ZmFsc2UsImlzX2dhdGV3YXkiOmZhbHNlLCJleHAiOjE3OTQzMDA3ODcsIm5iZiI6MTc5NDMwMDQ4NywiaWF0IjoxNzk0MzAwNDg3LCJhdXRoX3N0YXR1cyI6Ik5PTkUiLCJtdGxzX2F1dGgiOnsiY2VydF9pc3N1ZXJfZG4iOiIiLCJjZXJ0X3NlcmlhbCI6IiIsImNlcnRfaXNzdWVyX3NraSI6IiIsImNlcnRfcHJlc2VudGVkIjpmYWxzZSwiY29tbW9uX25hbWUiOiIiLCJhdXRoX3N0YXR1cyI6Ik5PTkUifSwicmVhbF9jb3VudHJ5IjoiVVMiLCJhcHBfc2Vzc2lvbl9oYXNoIjoiMGU5ZDVkOTcyMDAzMmQ0OTRkOWQzYzIwMjk1MzBjYTdjNTk0NGUxNjg5OTA4NDdlMWI1MDUzZjAxMGFhN2E5OCJ9.Cdp3Yeke-Dbw9JSK7UTAt70w6BpEvTO-0cPNWzaBexCZKEvlcyhTJAo0gmIErwG1PwAUax1i8rATIkkhBmaXSeDYnZML9OutbPti5RlKu5R1eqmXZTL1GvdCoQXjB4JihEeT2OrlDjKAo4p_RaiK6X0v3mVryyhBv4i3z8__ZawaEHVw0lkCWN-A2tQOX05bBVJcFX4lkRodNh3FsMovDY5bEsoR6tduL5Uxi6vTm0yPXuteWTBycPptYw8tsbWI5r76floe4QNeo0sgVdQDk2TOfYpG0ya8i2ukiGNWcpl2zgSejvZkL-QsaahM2rKfmeKLqD-c810omNZtnZSeZA&redirect_url=%2F via 2606:4700:300a::6813:c31d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/kYXtI5bwm1

Permanent link: aaaa.bot/r/kYXtI5bwm1 · How we measure

Checked 2026-11-10 08:48:07 UTC. Full DNS report: dns.pizza/domain/baco.ing · Age, certificate and blocklists: how.is/baco.ing · JSON: /api/v1/baco.ing