Yes — j5jj74na.com has IPv6.

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

IPv6 readiness

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

Website over IPv6 j5jj74na.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700::6812:171d answers · 443✓ 2606:4700::6812:161d answers · 443	yes
www over IPv6 www.j5jj74na.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700::6812:161d answers · 443✓ 2606:4700::6812:171d 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 No nameserver has an AAAA record — an IPv6-only resolver can't reach this domain's DNS. a.share-dns.com ✗b.share-dns.net ✗	no

HTTPS over IPv6 · not part of the grade yet
j5jj74na.com didn't complete an HTTPS request over IPv6 (ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE).

https://j5jj74na.com/ via 2606:4700::6812:171d · ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE

What's keeping j5jj74na.com from an A

Nameservers without IPv6
a.share-dns.com, b.share-dns.net 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

j5jj74na.com Has IPv6

Alias of	tiaozhuan-7445437.b-l-5-n.com
A (IPv4)	104.18.23.29 104.18.22.29
AAAA (IPv6)	2606:4700::6812:171d 2606:4700::6812:161d

www.j5jj74na.com Has IPv6

Alias of	tiaozhuan-7445437.b-l-5-n.com
A (IPv4)	104.18.23.29 104.18.22.29
AAAA (IPv6)	2606:4700::6812:161d 2606:4700::6812:171d

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: j5jj74na.com
Measured 2026-11-06 18:45:55 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.18.23.29, 104.18.22.29
AAAA (IPv6): 2606:4700::6812:171d, 2606:4700::6812:161d
www AAAA:    2606:4700::6812:161d, 2606:4700::6812:171d

Readiness grade B: Works over IPv6, with one gap: its nameservers lack IPv6.
- Website over IPv6: j5jj74na.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700::6812:171d: answers (TCP 443)
    2606:4700::6812:161d: answers (TCP 443)
- www over IPv6: www.j5jj74na.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700::6812:161d: answers (TCP 443)
    2606:4700::6812:171d: 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: 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): j5jj74na.com didn't complete an HTTPS request over IPv6 (ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE).
    https://j5jj74na.com/ via 2606:4700::6812:171d (ERR_SSL_SSL/TLS_ALERT_HANDSHAKE_FAILURE)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/_4WCALykVj

Permanent link: aaaa.bot/r/_4WCALykVj · How we measure

Checked 2026-11-06 18:45:55 UTC. Full DNS report: dns.pizza/domain/j5jj74na.com · Age, certificate and blocklists: how.is/j5jj74na.com · JSON: /api/v1/j5jj74na.com