Yes — boulmont.dev has IPv6.

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

This is a saved measurement from 2026-11-04 04:19 UTC. Check boulmont.dev live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 boulmont.dev has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::6815:4b0 answers · 443✓ 2606:4700:3035::ac43:8450 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. cosmin.ns.cloudflare.com ✓irma.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.

https://boulmont.dev/ via 2606:4700:3035::6815:4b0 → 302https://praedom.cloudflareaccess.com/cdn-cgi/access/login/boulmont.dev?kid=1f8dcfc2cabccb66420a04059f2607e6096e0a094511a4c61b667e941317c9be&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.NfT2qRfzlQTCBRO_HbIUSNUeX4nViQBP6Jbum24NovjXMQ2PFCflpVgsWWeqLBWtEM2FZbWliTJqEb5d7nYSH8zfPBxTF5jfAM4x1vLuw0PAaN4ztA4kTYuOabNykPzScmOapPvydd7u5gE0T0gKul_JPC6gJky6nyufZm0tH01WHadace_i_7AAk82sNTgA5sjMW831eeLh_OBvSkILEVDS9KULcqJvQEjcD2t3DwOAvNwKT-th4kI2Qs2WjImGrramZQrSbjZ1yscWpDmldg7wxoPhZsXwf0DZMIXtGXzXGcLi8YuD1iJAOcX0aaVtvzuAEiMJEcACE1lurcUBPQ&redirect_url=%2F via 2606:4700:300a::6813:c31d → 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/boulmont.dev.svg)](https://aaaa.bot/boulmont.dev)

Check again

boulmont.dev Has IPv6

A (IPv4)	104.21.4.176 172.67.132.80
AAAA (IPv6)	2606:4700:3035::6815:4b0 2606:4700:3035::ac43:8450

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: boulmont.dev
Measured 2026-11-04 04:19:32 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.4.176, 172.67.132.80
AAAA (IPv6): 2606:4700:3035::6815:4b0, 2606:4700:3035::ac43:8450

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: boulmont.dev has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::6815:4b0: answers (TCP 443)
    2606:4700:3035::ac43:8450: 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 200.
    https://boulmont.dev/ via 2606:4700:3035::6815:4b0 -> HTTP 302, certificate: valid
    https://praedom.cloudflareaccess.com/cdn-cgi/access/login/boulmont.dev?kid=1f8dcfc2cabccb66420a04059f2607e6096e0a094511a4c61b667e941317c9be&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.NfT2qRfzlQTCBRO_HbIUSNUeX4nViQBP6Jbum24NovjXMQ2PFCflpVgsWWeqLBWtEM2FZbWliTJqEb5d7nYSH8zfPBxTF5jfAM4x1vLuw0PAaN4ztA4kTYuOabNykPzScmOapPvydd7u5gE0T0gKul_JPC6gJky6nyufZm0tH01WHadace_i_7AAk82sNTgA5sjMW831eeLh_OBvSkILEVDS9KULcqJvQEjcD2t3DwOAvNwKT-th4kI2Qs2WjImGrramZQrSbjZ1yscWpDmldg7wxoPhZsXwf0DZMIXtGXzXGcLi8YuD1iJAOcX0aaVtvzuAEiMJEcACE1lurcUBPQ&redirect_url=%2F via 2606:4700:300a::6813:c31d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/UpDB_DPye9

Permanent link: aaaa.bot/r/UpDB_DPye9 · How we measure

Checked 2026-11-04 04:19:32 UTC. Full DNS report: dns.pizza/domain/boulmont.dev · Age, certificate and blocklists: how.is/boulmont.dev · JSON: /api/v1/boulmont.dev