Yes — ogawamembers.com has IPv6.

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

This is a saved measurement from 2026-11-15 05:02 UTC. Check ogawamembers.com live now

IPv6 readiness

Works over IPv6, with one gap: its nameservers lack IPv6.

Website over IPv6 ogawamembers.com has 4 IPv6 addresses and answers on every one we tested (1 more not tested). ✓ 2606:4700:440b::cb0c:7b90 answers · 443✓ 2606:4700:9645::9fdf:f304 answers · 443✓ 2606:4700:4401::a0bb:ea4 answers · 443✓ 2606:4700:4407::13de:895b answers · 443– 2606:4700:4408::201e:7dc1 not tested	yes
www over IPv6 www.ogawamembers.com has 4 IPv6 addresses and answers on every one we tested (1 more not tested). ✓ 2606:4700:440b::cb0c:7b90 answers · 443✓ 2606:4700:9645::9fdf:f304 answers · 443✓ 2606:4700:4401::a0bb:ea4 answers · 443✓ 2606:4700:4407::13de:895b answers · 443– 2606:4700:4408::201e:7dc1 not tested	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 No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS. ns1.julydns.com ✗ns2.julydns.com ✗	no

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

https://ogawamembers.com/ via 2606:4700:4407::13de:895b → 403

works

What's keeping ogawamembers.com from an A

Nameservers without IPv6
ns1.julydns.com, ns2.julydns.com all have no AAAA record, so a resolver that only speaks IPv6 can't look your domain up. Most DNS providers offer IPv6 nameservers; ask yours, or move DNS to one that does.

Check again

ogawamembers.com Has IPv6

Alias of	a.dnsapi12.com → baidu.cloudflare.182682.xyz
A (IPv4)	172.66.200.139 172.66.211.195 104.25.251.231 172.66.138.49 172.66.139.208
AAAA (IPv6)	2606:4700:440b::cb0c:7b90 2606:4700:9645::9fdf:f304 2606:4700:4401::a0bb:ea4 2606:4700:4407::13de:895b 2606:4700:4408::201e:7dc1

www.ogawamembers.com Has IPv6

Alias of	a.dnsapi12.com → baidu.cloudflare.182682.xyz
A (IPv4)	172.66.138.49 172.66.139.208 172.66.200.139 172.66.211.195 104.25.251.231
AAAA (IPv6)	2606:4700:440b::cb0c:7b90 2606:4700:9645::9fdf:f304 2606:4700:4401::a0bb:ea4 2606:4700:4407::13de:895b 2606:4700:4408::201e:7dc1

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: ogawamembers.com
Measured 2026-11-15 05:02:06 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.66.200.139, 172.66.211.195, 104.25.251.231, 172.66.138.49, 172.66.139.208
AAAA (IPv6): 2606:4700:440b::cb0c:7b90, 2606:4700:9645::9fdf:f304, 2606:4700:4401::a0bb:ea4, 2606:4700:4407::13de:895b, 2606:4700:4408::201e:7dc1
www AAAA:    2606:4700:440b::cb0c:7b90, 2606:4700:9645::9fdf:f304, 2606:4700:4401::a0bb:ea4, 2606:4700:4407::13de:895b, 2606:4700:4408::201e:7dc1

Readiness grade B: Works over IPv6, with one gap: its nameservers lack IPv6.
- Website over IPv6: ogawamembers.com has 4 IPv6 addresses and answers on every one we tested (1 more not tested).
    2606:4700:440b::cb0c:7b90: answers (TCP 443)
    2606:4700:9645::9fdf:f304: answers (TCP 443)
    2606:4700:4401::a0bb:ea4: answers (TCP 443)
    2606:4700:4407::13de:895b: answers (TCP 443)
    2606:4700:4408::201e:7dc1: not tested
- www over IPv6: www.ogawamembers.com has 4 IPv6 addresses and answers on every one we tested (1 more not tested).
    2606:4700:440b::cb0c:7b90: answers (TCP 443)
    2606:4700:9645::9fdf:f304: answers (TCP 443)
    2606:4700:4401::a0bb:ea4: answers (TCP 443)
    2606:4700:4407::13de:895b: answers (TCP 443)
    2606:4700:4408::201e:7dc1: not tested
- 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: No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS.

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://ogawamembers.com/ via 2606:4700:4407::13de:895b -> HTTP 403, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/pbCw6dQvpw

Permanent link: aaaa.bot/r/pbCw6dQvpw · How we measure

Checked 2026-11-15 05:02:06 UTC. Full DNS report: dns.pizza/domain/ogawamembers.com · Age, certificate and blocklists: how.is/ogawamembers.com · JSON: /api/v1/ogawamembers.com