Yes — sydltsj.com has IPv6.

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

?
IPv6 readiness
Publishes IPv6, but we couldn't test whether it answers right now.
Website over IPv6
sydltsj.com has an AAAA record, but we couldn't test whether it answers right now.		record only
www over IPv6
www.sydltsj.com has an AAAA record, but we couldn't test whether it answers right now.		record only
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.
bowen.ns.cloudflare.com ✓emma.ns.cloudflare.com ✓
yes

We couldn't test whether the addresses answer right now, so this grade is based on DNS alone.

 Which outside scripts, fonts, payments or chat sydltsj.com loads from have no IPv6.
 Load sydltsj.com over IPv6 from up to six other places — a second opinion.

sydltsj.com  Has IPv6

A (IPv4)172.67.178.16
104.21.35.173
AAAA (IPv6)2606:4700:3030::6815:23ad
2606:4700:3030::ac43:b210

www.sydltsj.com  Has IPv6

A (IPv4)172.67.178.16
104.21.35.173
AAAA (IPv6)2606:4700:3030::ac43:b210
2606:4700:3030::6815:23ad

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

 Permanent link: aaaa.bot/r/mK0XqKu9Gw · How we measure

Checked 2026-11-06 09:57:51 UTC. Full DNS report: dns.pizza/domain/sydltsj.com · Age, certificate and blocklists: how.is/sydltsj.com · JSON: /api/v1/sydltsj.com