Yes — jserver26.online has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 jserver26.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:dd77 answers · 443✓ 2606:4700:3037::6815:2b44 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. andronicus.ns.cloudflare.com ✓audrey.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://jserver26.online/ via 2606:4700:3034::ac43:dd77 → 302https://rapid-sunset-f2f5.cloudflareaccess.com/cdn-cgi/access/login/jserver26.online?kid=91913eb139b8bc782760e09919103451a163ea27172ed013eacea358cb47ff1f&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.ULK--EqQ2DEwrwL4-4FyTGhip4MoOm_uUazKj0XBrW1ksBXA-DEGeePP77m_ukQu_REQyZJn9_qzqpL_Th46CeMq038Ju0km0_iaV7kUom6bL_RASWjTpB3cP4FxqZmTPyl1MI_w0WIWRqST9jUwrjotMYBiwqdkW-99zQ3KvcThnAyuRN2JqVB0XFIUhrKGuEZHPV2-aCqnM6e31vQRaL_UApkV5MJwXHmv-BqQwcMdaF5DWBCmoknedReEdKsQhv8MKNqcbjZc5QdlPluDBA-a043Rg1emrIeSnbXrfdr01ENGcNgrKZu_UpN9gihoFY3Wg2p-cLnDWOl9NQf-Zw&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/jserver26.online.svg)](https://aaaa.bot/jserver26.online)

Check again

jserver26.online Has IPv6

A (IPv4)	104.21.43.68 172.67.221.119
AAAA (IPv6)	2606:4700:3034::ac43:dd77 2606:4700:3037::6815:2b44

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: jserver26.online
Measured 2026-11-09 04:37:20 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.43.68, 172.67.221.119
AAAA (IPv6): 2606:4700:3034::ac43:dd77, 2606:4700:3037::6815:2b44

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: jserver26.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:dd77: answers (TCP 443)
    2606:4700:3037::6815:2b44: 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://jserver26.online/ via 2606:4700:3034::ac43:dd77 -> HTTP 302, certificate: valid
    https://rapid-sunset-f2f5.cloudflareaccess.com/cdn-cgi/access/login/jserver26.online?kid=91913eb139b8bc782760e09919103451a163ea27172ed013eacea358cb47ff1f&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.ULK--EqQ2DEwrwL4-4FyTGhip4MoOm_uUazKj0XBrW1ksBXA-DEGeePP77m_ukQu_REQyZJn9_qzqpL_Th46CeMq038Ju0km0_iaV7kUom6bL_RASWjTpB3cP4FxqZmTPyl1MI_w0WIWRqST9jUwrjotMYBiwqdkW-99zQ3KvcThnAyuRN2JqVB0XFIUhrKGuEZHPV2-aCqnM6e31vQRaL_UApkV5MJwXHmv-BqQwcMdaF5DWBCmoknedReEdKsQhv8MKNqcbjZc5QdlPluDBA-a043Rg1emrIeSnbXrfdr01ENGcNgrKZu_UpN9gihoFY3Wg2p-cLnDWOl9NQf-Zw&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/LS-FtRN7AY

Permanent link: aaaa.bot/r/LS-FtRN7AY · How we measure

Checked 2026-11-09 04:37:20 UTC. Full DNS report: dns.pizza/domain/jserver26.online · Age, certificate and blocklists: how.is/jserver26.online · JSON: /api/v1/jserver26.online