Yes — tuffhub.online has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 tuffhub.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::ac43:8676 answers · 443✓ 2606:4700:3035::6815:19b8 answers · 443	yes
www over IPv6 www.tuffhub.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::ac43:8676 answers · 443✓ 2606:4700:3035::6815:19b8 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. corey.ns.cloudflare.com ✓magnolia.ns.cloudflare.com ✓	yes

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

https://tuffhub.online/ via 2606:4700:3033::ac43:8676 · 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/tuffhub.online.svg)](https://aaaa.bot/tuffhub.online)

Check again

tuffhub.online Has IPv6

A (IPv4)	172.67.134.118 104.21.25.184
AAAA (IPv6)	2606:4700:3033::ac43:8676 2606:4700:3035::6815:19b8

www.tuffhub.online Has IPv6

A (IPv4)	172.67.134.118 104.21.25.184
AAAA (IPv6)	2606:4700:3033::ac43:8676 2606:4700:3035::6815:19b8

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: tuffhub.online
Measured 2026-11-13 23:09:37 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.134.118, 104.21.25.184
AAAA (IPv6): 2606:4700:3033::ac43:8676, 2606:4700:3035::6815:19b8
www AAAA:    2606:4700:3033::ac43:8676, 2606:4700:3035::6815:19b8

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: tuffhub.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3033::ac43:8676: answers (TCP 443)
    2606:4700:3035::6815:19b8: answers (TCP 443)
- www over IPv6: www.tuffhub.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3033::ac43:8676: answers (TCP 443)
    2606:4700:3035::6815:19b8: 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): tuffhub.online didn't complete an HTTPS request over IPv6 (timed out).
    https://tuffhub.online/ via 2606:4700:3033::ac43:8676, certificate: valid (timed out)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/44-t6yA3aF

Permanent link: aaaa.bot/r/44-t6yA3aF · How we measure

Checked 2026-11-13 23:09:37 UTC. Full DNS report: dns.pizza/domain/tuffhub.online · Age, certificate and blocklists: how.is/tuffhub.online · JSON: /api/v1/tuffhub.online