Yes — probild.online has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 probild.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:57a:da1:4804:3fba:9537 answers · 443✓ 2a02:4780:84:6def:d800:84c3:4409:287d answers · 443	yes
www over IPv6 www.probild.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:5ba9:9307:5e9c:6d97:89fa answers · 443✓ 2a02:4780:84:c68a:779:8547:f127:8ef5 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. artemis.dns-parking.com ✓hermes.dns-parking.com ✓	yes

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

https://probild.online/ via 2a02:4780:84:57a:da1:4804:3fba:9537 → 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/probild.online.svg)](https://aaaa.bot/probild.online)

Check again

probild.online Has IPv6

A (IPv4)	84.32.84.157 88.222.222.8
AAAA (IPv6)	2a02:4780:84:57a:da1:4804:3fba:9537 2a02:4780:84:6def:d800:84c3:4409:287d

www.probild.online Has IPv6

Alias of	www.probild.online.cdn.hstgr.net
A (IPv4)	191.101.104.234 191.96.144.249
AAAA (IPv6)	2a02:4780:84:5ba9:9307:5e9c:6d97:89fa 2a02:4780:84:c68a:779:8547:f127:8ef5

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: probild.online
Measured 2026-11-06 22:18:45 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    84.32.84.157, 88.222.222.8
AAAA (IPv6): 2a02:4780:84:57a:da1:4804:3fba:9537, 2a02:4780:84:6def:d800:84c3:4409:287d
www AAAA:    2a02:4780:84:5ba9:9307:5e9c:6d97:89fa, 2a02:4780:84:c68a:779:8547:f127:8ef5

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: probild.online has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:57a:da1:4804:3fba:9537: answers (TCP 443)
    2a02:4780:84:6def:d800:84c3:4409:287d: answers (TCP 443)
- www over IPv6: www.probild.online has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:5ba9:9307:5e9c:6d97:89fa: answers (TCP 443)
    2a02:4780:84:c68a:779:8547:f127:8ef5: 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: HTTP 200.
    https://probild.online/ via 2a02:4780:84:57a:da1:4804:3fba:9537 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/OmADjpACBv

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

Checked 2026-11-06 22:18:45 UTC. Full DNS report: dns.pizza/domain/probild.online · Age, certificate and blocklists: how.is/probild.online · JSON: /api/v1/probild.online