Yes — vantrell.app 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 vantrell.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::ac43:ae7b answers · 443✓ 2606:4700:3030::6815:2feb answers · 443	yes
www over IPv6 www.vantrell.app has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::6815:2feb answers · 443✓ 2606:4700:3030::ac43:ae7b answers · 443	yes
Mail servers (MX) have IPv6 None of the mail servers has an AAAA record. fwd1.porkbun.com ✗fwd2.porkbun.com ✗	no
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. damian.ns.cloudflare.com ✓yolanda.ns.cloudflare.com ✓	yes

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

https://vantrell.app/ via 2606:4700:3030::ac43:ae7b → 200

works

What's keeping vantrell.app from an A

Mail servers without IPv6
fwd1.porkbun.com, fwd2.porkbun.com have no AAAA record, so mail from IPv6-only servers can't reach them directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

vantrell.app Has IPv6

A (IPv4)	104.21.47.235 172.67.174.123
AAAA (IPv6)	2606:4700:3030::ac43:ae7b 2606:4700:3030::6815:2feb

www.vantrell.app Has IPv6

A (IPv4)	172.67.174.123 104.21.47.235
AAAA (IPv6)	2606:4700:3030::6815:2feb 2606:4700:3030::ac43:ae7b

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: vantrell.app
Measured 2026-11-07 21:44:28 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.47.235, 172.67.174.123
AAAA (IPv6): 2606:4700:3030::ac43:ae7b, 2606:4700:3030::6815:2feb
www AAAA:    2606:4700:3030::6815:2feb, 2606:4700:3030::ac43:ae7b

Readiness grade B: Works over IPv6, with one gap: its mail servers lack IPv6.
- Website over IPv6: vantrell.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3030::ac43:ae7b: answers (TCP 443)
    2606:4700:3030::6815:2feb: answers (TCP 443)
- www over IPv6: www.vantrell.app has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3030::6815:2feb: answers (TCP 443)
    2606:4700:3030::ac43:ae7b: 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 200.
    https://vantrell.app/ via 2606:4700:3030::ac43:ae7b -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/pF_Q0mdEvh

Permanent link: aaaa.bot/r/pF_Q0mdEvh · How we measure

Checked 2026-11-07 21:44:28 UTC. Full DNS report: dns.pizza/domain/vantrell.app · Age, certificate and blocklists: how.is/vantrell.app · JSON: /api/v1/vantrell.app