Yes — sinaservicesplus.com has IPv6.

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

B
IPv6 readiness
Works over IPv6, with one gap: www doesn't fully work over IPv6.
Website over IPv6
sinaservicesplus.com has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3031::ac43:a53b answers · 443✓ 2606:4700:3032::6815:51db answers · 443
yes
www over IPv6
www.sinaservicesplus.com has no AAAA record.		no
Mail servers (MX) have IPv6
Every mail server has an AAAA record.
route2.mx.cloudflare.net ✓route1.mx.cloudflare.net ✓route3.mx.cloudflare.net ✓
yes
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
keyla.ns.cloudflare.com ✓norman.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Answered over IPv6 with a server error (HTTP 530) — can't tell whether that's specific to IPv6.
https://sinaservicesplus.com/ via 2606:4700:3031::ac43:a53b → 530
?
 Which outside scripts, fonts, payments or chat sinaservicesplus.com loads from have no IPv6.
 Load sinaservicesplus.com over IPv6 from up to six other places — a second opinion.

What's keeping sinaservicesplus.com from an A

  1. Add IPv6 for www.sinaservicesplus.com
    www.sinaservicesplus.com has no AAAA record. Get www's IPv6 address from whoever hosts www and add it as an AAAA record. If the same server already serves both names (and its certificate covers www), you can reuse sinaservicesplus.com's AAAA record(s) for www. How to add an AAAA record

Check again

sinaservicesplus.com  Has IPv6

A (IPv4)172.67.165.59
104.21.81.219
AAAA (IPv6)2606:4700:3031::ac43:a53b
2606:4700:3032::6815:51db

www.sinaservicesplus.com  No address

A (IPv4)none
AAAA (IPv6)none

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/7V2LXPGzVY · How we measure

Checked 2026-11-08 23:53:27 UTC. Full DNS report: dns.pizza/domain/sinaservicesplus.com · Age, certificate and blocklists: how.is/sinaservicesplus.com · JSON: /api/v1/sinaservicesplus.com