Yes — hdhbuilding.com has IPv6.

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

B
IPv6 readiness
Works over IPv6, with one gap: its nameservers lack IPv6.
Website over IPv6
hdhbuilding.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2a05:d018:1d22:800:6673:f7c3:558e:5d73 answers · 443✓ 2a05:d014:179b:c403:bd92:efe7:3ba:1161 answers · 443✓ 2a05:d014:179b:c400:a327:40ee:24cc:6180 answers · 443✓ 2a05:d014:179b:c403:6ba5:73bc:907b:b1d4 answers · 443– 2a05:d018:1d22:801:d2f9:a416:8dd7:17c8 not tested– 2a05:d014:179b:c403:7d9b:ae2c:dbdd:cdd3 not tested– 2406:da1e:214:c901:85f9:e397:190d:62b7 not tested– 2600:1f1c:6db:8800:808:5412:ef2f:a702 not tested
yes
www over IPv6
www.hdhbuilding.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2a05:d018:1d22:800:6673:f7c3:558e:5d73 answers · 443✓ 2a05:d014:179b:c403:bd92:efe7:3ba:1161 answers · 443✓ 2a05:d014:179b:c400:a327:40ee:24cc:6180 answers · 443✓ 2a05:d014:179b:c403:6ba5:73bc:907b:b1d4 answers · 443– 2a05:d018:1d22:801:d2f9:a416:8dd7:17c8 not tested– 2a05:d014:179b:c403:7d9b:ae2c:dbdd:cdd3 not tested– 2406:da1e:214:c901:85f9:e397:190d:62b7 not tested– 2600:1f1c:6db:8800:808:5412:ef2f:a702 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.dns-redirect.com ✗ns2.dns-redirect.com ✗
no
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 403.
https://hdhbuilding.com/ via 2a05:d018:1d22:800:6673:f7c3:558e:5d73 → 301https://expireddomains.com/domain/hdhbuilding.com?utm_source=redi via 2606:4700:20::681a:e7a → 403
works
 Which outside scripts, fonts, payments or chat hdhbuilding.com loads from have no IPv6.
 Load hdhbuilding.com over IPv6 from up to six other places — a second opinion.

What's keeping hdhbuilding.com from an A

  1. Nameservers without IPv6
    ns1.dns-redirect.com, ns2.dns-redirect.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

hdhbuilding.com  Has IPv6

A (IPv4)5.161.230.87
76.223.91.20
195.201.128.179
46.62.237.138
5.161.47.86
5.78.156.59
AAAA (IPv6)2a05:d018:1d22:800:6673:f7c3:558e:5d73
2a05:d014:179b:c403:bd92:efe7:3ba:1161
2a05:d014:179b:c400:a327:40ee:24cc:6180
2a05:d014:179b:c403:6ba5:73bc:907b:b1d4
2a05:d018:1d22:801:d2f9:a416:8dd7:17c8
2a05:d014:179b:c403:7d9b:ae2c:dbdd:cdd3
2406:da1e:214:c901:85f9:e397:190d:62b7
2600:1f1c:6db:8800:808:5412:ef2f:a702

www.hdhbuilding.com  Has IPv6

A (IPv4)5.161.230.87
195.201.128.179
76.223.91.20
5.78.156.59
46.62.237.138
5.161.47.86
AAAA (IPv6)2a05:d018:1d22:800:6673:f7c3:558e:5d73
2a05:d014:179b:c403:bd92:efe7:3ba:1161
2a05:d014:179b:c400:a327:40ee:24cc:6180
2a05:d014:179b:c403:6ba5:73bc:907b:b1d4
2a05:d018:1d22:801:d2f9:a416:8dd7:17c8
2a05:d014:179b:c403:7d9b:ae2c:dbdd:cdd3
2406:da1e:214:c901:85f9:e397:190d:62b7
2600:1f1c:6db:8800:808:5412:ef2f:a702

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/LgiCHF2iVD · How we measure

Checked 2026-11-10 09:28:04 UTC. Full DNS report: dns.pizza/domain/hdhbuilding.com · Age, certificate and blocklists: how.is/hdhbuilding.com · JSON: /api/v1/hdhbuilding.com