Yes — javmup.sbs has IPv6.

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

Measured 2026-11-03 04:33 UTC. We reuse a result for up to a week, so we aren't testing the same site over and over. Check javmup.sbs now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 javmup.sbs has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:abc5 answers · 443✓ 2606:4700:3034::6815:37ab answers · 443	yes
www over IPv6 www.javmup.sbs has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::ac43:abc5 answers · 443✓ 2606:4700:3034::6815:37ab 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. mariah.ns.cloudflare.com ✓neil.ns.cloudflare.com ✓	yes

First measured 2026-11-03; last confirmed 2026-11-03.

HTTPS over IPv6 · not part of the grade yet
www.javmup.sbs didn't complete an HTTPS request over IPv6 (timed out).

https://javmup.sbs/ via 2606:4700:3034::ac43:abc5 → 301https://www.javmup.sbs/ via 2606:4700:3034::ac43:abc5 · timed out

Nothing keeping you from an A

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

Check again

javmup.sbs Has IPv6

A (IPv4)	104.21.55.171 172.67.171.197
AAAA (IPv6)	2606:4700:3034::ac43:abc5 2606:4700:3034::6815:37ab

www.javmup.sbs Has IPv6

A (IPv4)	172.67.171.197 104.21.55.171
AAAA (IPv6)	2606:4700:3034::ac43:abc5 2606:4700:3034::6815:37ab

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: javmup.sbs
Measured 2026-11-03 04:32:56 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.55.171, 172.67.171.197
AAAA (IPv6): 2606:4700:3034::ac43:abc5, 2606:4700:3034::6815:37ab
www AAAA:    2606:4700:3034::ac43:abc5, 2606:4700:3034::6815:37ab

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: javmup.sbs has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:abc5: answers (TCP 443)
    2606:4700:3034::6815:37ab: answers (TCP 443)
- www over IPv6: www.javmup.sbs has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::ac43:abc5: answers (TCP 443)
    2606:4700:3034::6815:37ab: 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): www.javmup.sbs didn't complete an HTTPS request over IPv6 (timed out).
    https://javmup.sbs/ via 2606:4700:3034::ac43:abc5 -> HTTP 301, certificate: valid
    https://www.javmup.sbs/ via 2606:4700:3034::ac43:abc5, certificate: valid (timed out)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/ROkr2JZOlC

Permanent link: aaaa.bot/r/ROkr2JZOlC · How we measure

Checked 2026-11-03 04:32:56 UTC. Full DNS report: dns.pizza/domain/javmup.sbs · Age, certificate and blocklists: how.is/javmup.sbs · JSON: /api/v1/javmup.sbs