Yes — jiaobaba.win has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 jiaobaba.win has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::6815:170b answers · 443✓ 2606:4700:3031::ac43:d045 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. piers.ns.cloudflare.com ✓susan.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://jiaobaba.win/ via 2606:4700:3036::6815:170b → 302https://super-wildflower-f721.cloudflareaccess.com/cdn-cgi/access/login/jiaobaba.win?kid=4a1858b455afbc5f65ef214e7a16c79a69a71772bc1229b7a31d9e08e4f65904&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.AdpbYiqF4quiYo0UvT2aeQQSQTvg0LQ2Rht2K2YzsWxfCOnKoJAOwHXTZPsoi7FUbYo_LxBCjtx5NAmaAHZ29Twd73oMqsy4FV-CDxp8FQNQ4KO9vYODjakmW1iWh5uXRaWf4Qjm0Ehl2r9jOeJD-slMOFg4dJvPJDzaEJVBJIRWQKjImqkZczSFosKLpe52J28whbxFh98kjaRGeyaoA3AZvfCFCttmcH6s42WFxyHSThYSWUBopH_f5m-5p001Ie1P3MTKtmZj23sznZkuyDX4JWZpC1u06G3_Z4es-Qskp5fL2V5Qrmmk9orDKeZ09qso95Fsb5dvSrxFbBIlpg&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/jiaobaba.win.svg)](https://aaaa.bot/jiaobaba.win)

Check again

jiaobaba.win Has IPv6

A (IPv4)	104.21.23.11 172.67.208.69
AAAA (IPv6)	2606:4700:3036::6815:170b 2606:4700:3031::ac43:d045

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: jiaobaba.win
Measured 2026-11-04 07:28:09 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.23.11, 172.67.208.69
AAAA (IPv6): 2606:4700:3036::6815:170b, 2606:4700:3031::ac43:d045

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: jiaobaba.win has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3036::6815:170b: answers (TCP 443)
    2606:4700:3031::ac43:d045: 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://jiaobaba.win/ via 2606:4700:3036::6815:170b -> HTTP 302, certificate: valid
    https://super-wildflower-f721.cloudflareaccess.com/cdn-cgi/access/login/jiaobaba.win?kid=4a1858b455afbc5f65ef214e7a16c79a69a71772bc1229b7a31d9e08e4f65904&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.AdpbYiqF4quiYo0UvT2aeQQSQTvg0LQ2Rht2K2YzsWxfCOnKoJAOwHXTZPsoi7FUbYo_LxBCjtx5NAmaAHZ29Twd73oMqsy4FV-CDxp8FQNQ4KO9vYODjakmW1iWh5uXRaWf4Qjm0Ehl2r9jOeJD-slMOFg4dJvPJDzaEJVBJIRWQKjImqkZczSFosKLpe52J28whbxFh98kjaRGeyaoA3AZvfCFCttmcH6s42WFxyHSThYSWUBopH_f5m-5p001Ie1P3MTKtmZj23sznZkuyDX4JWZpC1u06G3_Z4es-Qskp5fL2V5Qrmmk9orDKeZ09qso95Fsb5dvSrxFbBIlpg&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/VV6s0ZkGe1

Permanent link: aaaa.bot/r/VV6s0ZkGe1 · How we measure

Checked 2026-11-04 07:28:09 UTC. Full DNS report: dns.pizza/domain/jiaobaba.win · Age, certificate and blocklists: how.is/jiaobaba.win · JSON: /api/v1/jiaobaba.win