Yes — hot51.guide has IPv6.

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

This is a saved measurement from 2026-11-13 00:43 UTC. Check hot51.guide live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 hot51.guide has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:fb40:de1:76e4:1007:4c12 answers · 443✓ 2a02:4780:84:29fc:c4b4:3b44:b8e6:ec85 answers · 443	yes
www over IPv6 www.hot51.guide has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:bae3:7c6f:9176:4a23:f09 answers · 443✓ 2a02:4780:84:8542:3486:7395:5ee7:ed5c answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. mx2.hostinger.com ✓mx1.hostinger.com ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. aster.dns-parking.com ✓helios.dns-parking.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.

https://hot51.guide/ via 2a02:4780:84:fb40:de1:76e4:1007:4c12 → 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/hot51.guide.svg)](https://aaaa.bot/hot51.guide)

Check again

hot51.guide Has IPv6

A (IPv4)	84.32.84.154 2.57.91.70
AAAA (IPv6)	2a02:4780:84:fb40:de1:76e4:1007:4c12 2a02:4780:84:29fc:c4b4:3b44:b8e6:ec85

www.hot51.guide Has IPv6

Alias of	www.hot51.guide.cdn.hstgr.net
A (IPv4)	212.1.212.144 195.35.60.158
AAAA (IPv6)	2a02:4780:84:bae3:7c6f:9176:4a23:f09 2a02:4780:84:8542:3486:7395:5ee7:ed5c

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: hot51.guide
Measured 2026-11-13 00:43:11 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    84.32.84.154, 2.57.91.70
AAAA (IPv6): 2a02:4780:84:fb40:de1:76e4:1007:4c12, 2a02:4780:84:29fc:c4b4:3b44:b8e6:ec85
www AAAA:    2a02:4780:84:bae3:7c6f:9176:4a23:f09, 2a02:4780:84:8542:3486:7395:5ee7:ed5c

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: hot51.guide has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:fb40:de1:76e4:1007:4c12: answers (TCP 443)
    2a02:4780:84:29fc:c4b4:3b44:b8e6:ec85: answers (TCP 443)
- www over IPv6: www.hot51.guide has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:bae3:7c6f:9176:4a23:f09: answers (TCP 443)
    2a02:4780:84:8542:3486:7395:5ee7:ed5c: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server 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: HTTP 200.
    https://hot51.guide/ via 2a02:4780:84:fb40:de1:76e4:1007:4c12 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/iqDsiFMwWS

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

Checked 2026-11-13 00:43:11 UTC. Full DNS report: dns.pizza/domain/hot51.guide · Age, certificate and blocklists: how.is/hot51.guide · JSON: /api/v1/hot51.guide