Yes — datakflow.online has IPv6.

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

This is a saved measurement from 2026-11-06 13:03 UTC. Check datakflow.online live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 datakflow.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3036::6815:154f answers · 443✓ 2606:4700:3031::ac43:c50b answers · 443	yes
www over IPv6 www.datakflow.online has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:c50b answers · 443✓ 2606:4700:3036::6815:154f answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. smtp.google.com ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. annabel.ns.cloudflare.com ✓rodrigo.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://datakflow.online/ via 2606:4700:3036::6815:154f → 301https://kaizenflow.us/ via 2606:4700:3030::6815:38a → 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/datakflow.online.svg)](https://aaaa.bot/datakflow.online)

Check again

datakflow.online Has IPv6

A (IPv4)	104.21.21.79 172.67.197.11
AAAA (IPv6)	2606:4700:3036::6815:154f 2606:4700:3031::ac43:c50b

www.datakflow.online Has IPv6

A (IPv4)	172.67.197.11 104.21.21.79
AAAA (IPv6)	2606:4700:3031::ac43:c50b 2606:4700:3036::6815:154f

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: datakflow.online
Measured 2026-11-06 13:03:34 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.21.79, 172.67.197.11
AAAA (IPv6): 2606:4700:3036::6815:154f, 2606:4700:3031::ac43:c50b
www AAAA:    2606:4700:3031::ac43:c50b, 2606:4700:3036::6815:154f

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: datakflow.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3036::6815:154f: answers (TCP 443)
    2606:4700:3031::ac43:c50b: answers (TCP 443)
- www over IPv6: www.datakflow.online has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::ac43:c50b: answers (TCP 443)
    2606:4700:3036::6815:154f: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server 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://datakflow.online/ via 2606:4700:3036::6815:154f -> HTTP 301, certificate: valid
    https://kaizenflow.us/ via 2606:4700:3030::6815:38a -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/QKusX28m7B

Permanent link: aaaa.bot/r/QKusX28m7B · How we measure

Checked 2026-11-06 13:03:34 UTC. Full DNS report: dns.pizza/domain/datakflow.online · Age, certificate and blocklists: how.is/datakflow.online · JSON: /api/v1/datakflow.online