Yes — summitbiz.org has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 summitbiz.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b answers · 443✓ 2a02:4780:84:8089:7063:53d2:4632:6002 answers · 443	yes
www over IPv6 www.summitbiz.org has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:1e:f0cd:3b9:fa2f:bcfd:f1f7 answers · 443✓ 2a02:4780:22:16bb:229c:31e2:653f:c78 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://summitbiz.org/ via 2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b → 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/summitbiz.org.svg)](https://aaaa.bot/summitbiz.org)

Check again

summitbiz.org Has IPv6

A (IPv4)	84.32.84.117 2.57.91.62
AAAA (IPv6)	2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b 2a02:4780:84:8089:7063:53d2:4632:6002

www.summitbiz.org Has IPv6

Alias of	www.summitbiz.org.cdn.hstgr.net
A (IPv4)	191.101.104.184 195.35.60.227
AAAA (IPv6)	2a02:4780:1e:f0cd:3b9:fa2f:bcfd:f1f7 2a02:4780:22:16bb:229c:31e2:653f:c78

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: summitbiz.org
Measured 2026-11-14 17:00:23 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    84.32.84.117, 2.57.91.62
AAAA (IPv6): 2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b, 2a02:4780:84:8089:7063:53d2:4632:6002
www AAAA:    2a02:4780:1e:f0cd:3b9:fa2f:bcfd:f1f7, 2a02:4780:22:16bb:229c:31e2:653f:c78

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: summitbiz.org has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b: answers (TCP 443)
    2a02:4780:84:8089:7063:53d2:4632:6002: answers (TCP 443)
- www over IPv6: www.summitbiz.org has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:1e:f0cd:3b9:fa2f:bcfd:f1f7: answers (TCP 443)
    2a02:4780:22:16bb:229c:31e2:653f:c78: 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://summitbiz.org/ via 2a02:4780:84:f1ae:4a95:d440:d0a2:cf4b -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/lJfF3bX3cJ

Permanent link: aaaa.bot/r/lJfF3bX3cJ · How we measure

Checked 2026-11-14 17:00:23 UTC. Full DNS report: dns.pizza/domain/summitbiz.org · Age, certificate and blocklists: how.is/summitbiz.org · JSON: /api/v1/summitbiz.org