Yes — larsonautomation.help has IPv6.

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

IPv6 readiness

Works over IPv6, with one gap: its mail servers lack IPv6.

Website over IPv6 larsonautomation.help has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::ac43:9157 answers · 443✓ 2606:4700:3032::6815:4780 answers · 443	yes
www over IPv6 www.larsonautomation.help has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3032::6815:4780 answers · 443✓ 2606:4700:3037::ac43:9157 answers · 443	yes
Mail servers (MX) have IPv6 None of the mail servers has an AAAA record. _dc-mx.ca111523bb35.larsonautomation.help ✗	no
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. daniella.ns.cloudflare.com ✓howard.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 403.

https://larsonautomation.help/ via 2606:4700:3037::ac43:9157 → 403

works

What's keeping larsonautomation.help from an A

Mail servers without IPv6
_dc-mx.ca111523bb35.larsonautomation.help has no AAAA record, so mail from IPv6-only servers can't reach it directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

larsonautomation.help Has IPv6

A (IPv4)	104.21.71.128 172.67.145.87
AAAA (IPv6)	2606:4700:3037::ac43:9157 2606:4700:3032::6815:4780

www.larsonautomation.help Has IPv6

A (IPv4)	104.21.71.128 172.67.145.87
AAAA (IPv6)	2606:4700:3032::6815:4780 2606:4700:3037::ac43:9157

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: larsonautomation.help
Measured 2026-11-08 10:56:18 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.71.128, 172.67.145.87
AAAA (IPv6): 2606:4700:3037::ac43:9157, 2606:4700:3032::6815:4780
www AAAA:    2606:4700:3032::6815:4780, 2606:4700:3037::ac43:9157

Readiness grade B: Works over IPv6, with one gap: its mail servers lack IPv6.
- Website over IPv6: larsonautomation.help has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3037::ac43:9157: answers (TCP 443)
    2606:4700:3032::6815:4780: answers (TCP 443)
- www over IPv6: www.larsonautomation.help has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3032::6815:4780: answers (TCP 443)
    2606:4700:3037::ac43:9157: answers (TCP 443)
- Mail servers (MX) have IPv6: None of the mail servers 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 403.
    https://larsonautomation.help/ via 2606:4700:3037::ac43:9157 -> HTTP 403, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/bQi3t-qLm_

Permanent link: aaaa.bot/r/bQi3t-qLm_ · How we measure

Checked 2026-11-08 10:56:18 UTC. Full DNS report: dns.pizza/domain/larsonautomation.help · Age, certificate and blocklists: how.is/larsonautomation.help · JSON: /api/v1/larsonautomation.help