Yes — theguardian.com has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 theguardian.com has 4 IPv6 addresses and answers on every one we tested. ✓ 2a04:4e42:600::367 answers · 443✓ 2a04:4e42::367 answers · 443✓ 2a04:4e42:200::367 answers · 443✓ 2a04:4e42:400::367 answers · 443	yes
www over IPv6 www.theguardian.com has 4 IPv6 addresses and answers on every one we tested. ✓ 2a04:4e42:200::367 answers · 443✓ 2a04:4e42:400::367 answers · 443✓ 2a04:4e42:600::367 answers · 443✓ 2a04:4e42::367 answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. aspmx.l.google.com ✓alt4.aspmx.l.google.com ✓alt3.aspmx.l.google.com ✓alt2.aspmx.l.google.com ✓alt1.aspmx.l.google.com ✓	yes
Nameservers have IPv6 4 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. dns1.p04.nsone.net ✓dns2.p04.nsone.net ✓dns3.p04.nsone.net ✓dns4.p04.nsone.net ✓ns01.theguardiandns.com ✗ns02.theguardiandns.com ✗ns03.theguardiandns.com ✗ns04.theguardiandns.com ✗	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.

https://theguardian.com/ via 2a04:4e42:600::367 → 301https://www.theguardian.com/ via 2a04:4e42:200::367 → 302https://www.theguardian.com/us via 2a04:4e42:200::367 → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/theguardian.com.svg)](https://aaaa.bot/theguardian.com)

Check again

theguardian.com Has IPv6

A (IPv4)	151.101.193.111 151.101.1.111 151.101.65.111 151.101.129.111
AAAA (IPv6)	2a04:4e42:600::367 2a04:4e42::367 2a04:4e42:200::367 2a04:4e42:400::367

www.theguardian.com Has IPv6

Alias of	dualstack.guardian.map.fastly.net
A (IPv4)	151.101.129.111 151.101.193.111 151.101.1.111 151.101.65.111
AAAA (IPv6)	2a04:4e42:200::367 2a04:4e42:400::367 2a04:4e42:600::367 2a04:4e42::367

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: theguardian.com
Measured 2026-10-30 18:04:31 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    151.101.193.111, 151.101.1.111, 151.101.65.111, 151.101.129.111
AAAA (IPv6): 2a04:4e42:600::367, 2a04:4e42::367, 2a04:4e42:200::367, 2a04:4e42:400::367
www AAAA:    2a04:4e42:200::367, 2a04:4e42:400::367, 2a04:4e42:600::367, 2a04:4e42::367

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: theguardian.com has 4 IPv6 addresses and answers on every one we tested.
    2a04:4e42:600::367: answers (TCP 443)
    2a04:4e42::367: answers (TCP 443)
    2a04:4e42:200::367: answers (TCP 443)
    2a04:4e42:400::367: answers (TCP 443)
- www over IPv6: www.theguardian.com has 4 IPv6 addresses and answers on every one we tested.
    2a04:4e42:200::367: answers (TCP 443)
    2a04:4e42:400::367: answers (TCP 443)
    2a04:4e42:600::367: answers (TCP 443)
    2a04:4e42::367: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server has an AAAA record.
- Nameservers have IPv6: 4 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.
    https://theguardian.com/ via 2a04:4e42:600::367 -> HTTP 301, certificate: valid
    https://www.theguardian.com/ via 2a04:4e42:200::367 -> HTTP 302, certificate: valid
    https://www.theguardian.com/us via 2a04:4e42:200::367 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/iiI-DCkEKf

Permanent link: aaaa.bot/r/iiI-DCkEKf · How we measure

Checked 2026-10-30 18:04:31 UTC — one of the top 1,000 sites, re-checked weekly. Re-check now. Full DNS report: dns.pizza/domain/theguardian.com · JSON: /api/v1/theguardian.com