Yes — posher-verify.work has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 posher-verify.work has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::6815:6ac answers · 443✓ 2606:4700:3030::ac43:8710 answers · 443	yes
www over IPv6 www.posher-verify.work has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::6815:6ac answers · 443✓ 2606:4700:3030::ac43:8710 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. mallory.ns.cloudflare.com ✓noel.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 404.

https://posher-verify.work/ via 2606:4700:3035::6815:6ac → 302https://poshmark.0rder-accept.cfd/193381404 via 2606:4700:3034::6815:5f3 → 404

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/posher-verify.work.svg)](https://aaaa.bot/posher-verify.work)

Check again

posher-verify.work Has IPv6

A (IPv4)	104.21.6.172 172.67.135.16
AAAA (IPv6)	2606:4700:3035::6815:6ac 2606:4700:3030::ac43:8710

www.posher-verify.work Has IPv6

A (IPv4)	172.67.135.16 104.21.6.172
AAAA (IPv6)	2606:4700:3035::6815:6ac 2606:4700:3030::ac43:8710

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: posher-verify.work
Measured 2026-11-09 05:37:48 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.6.172, 172.67.135.16
AAAA (IPv6): 2606:4700:3035::6815:6ac, 2606:4700:3030::ac43:8710
www AAAA:    2606:4700:3035::6815:6ac, 2606:4700:3030::ac43:8710

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: posher-verify.work has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::6815:6ac: answers (TCP 443)
    2606:4700:3030::ac43:8710: answers (TCP 443)
- www over IPv6: www.posher-verify.work has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::6815:6ac: answers (TCP 443)
    2606:4700:3030::ac43:8710: 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 after 1 redirect: HTTP 404.
    https://posher-verify.work/ via 2606:4700:3035::6815:6ac -> HTTP 302, certificate: valid
    https://poshmark.0rder-accept.cfd/193381404 via 2606:4700:3034::6815:5f3 -> HTTP 404, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/wGj5XmgB1g

Permanent link: aaaa.bot/r/wGj5XmgB1g · How we measure

Checked 2026-11-09 05:37:48 UTC. Full DNS report: dns.pizza/domain/posher-verify.work · Age, certificate and blocklists: how.is/posher-verify.work · JSON: /api/v1/posher-verify.work