Yes — espn.com has IPv6.

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

This is a saved measurement from 2026-10-31 04:05 UTC. Check espn.com live now

B
IPv6 readiness
Works over IPv6, with one gap: its mail servers lack IPv6.
Website over IPv6
espn.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2600:9000:24f4:d000:d:ac18:e2c0:93a1 answers · 443✓ 2600:9000:24f4:9200:d:ac18:e2c0:93a1 answers · 443✓ 2600:9000:24f4:6e00:d:ac18:e2c0:93a1 answers · 443✓ 2600:9000:24f4:800:d:ac18:e2c0:93a1 answers · 443– 2600:9000:24f4:b400:d:ac18:e2c0:93a1 not tested– 2600:9000:24f4:9400:d:ac18:e2c0:93a1 not tested– 2600:9000:24f4:f600:d:ac18:e2c0:93a1 not tested– 2600:9000:24f4:2600:d:ac18:e2c0:93a1 not tested
yes
www over IPv6
www.espn.com has 4 IPv6 addresses and answers on every one we tested (4 more not tested).
✓ 2600:9000:2202:b200:e:fe33:5580:93a1 answers · 443✓ 2600:9000:2202:4400:e:fe33:5580:93a1 answers · 443✓ 2600:9000:2202:8400:e:fe33:5580:93a1 answers · 443✓ 2600:9000:2202:4800:e:fe33:5580:93a1 answers · 443– 2600:9000:2202:e600:e:fe33:5580:93a1 not tested– 2600:9000:2202:2400:e:fe33:5580:93a1 not tested– 2600:9000:2202:3e00:e:fe33:5580:93a1 not tested– 2600:9000:2202:dc00:e:fe33:5580:93a1 not tested
yes
Mail servers (MX) have IPv6
None of the mail servers has an AAAA record.
espn-com.mail.protection.outlook.com ✗
no
Nameservers have IPv6
4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
ns-1045.awsdns-02.org ✓ns-122.awsdns-15.com ✓ns-1936.awsdns-50.co.uk ✓ns-846.awsdns-41.net ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.
https://espn.com/ via 2600:9000:24f4:d000:d:ac18:e2c0:93a1 → 301https://www.espn.com/ via 2600:9000:2202:b200:e:fe33:5580:93a1 → 200
works

What's keeping espn.com from an A

  1. Mail servers without IPv6
    espn-com.mail.protection.outlook.com has no AAAA record, so mail from IPv6-only servers can't reach it directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

espn.com  Has IPv6

A (IPv4)18.165.83.90
18.165.83.20
18.165.83.113
18.165.83.78
AAAA (IPv6)2600:9000:24f4:d000:d:ac18:e2c0:93a1
2600:9000:24f4:9200:d:ac18:e2c0:93a1
2600:9000:24f4:6e00:d:ac18:e2c0:93a1
2600:9000:24f4:800:d:ac18:e2c0:93a1
2600:9000:24f4:b400:d:ac18:e2c0:93a1
2600:9000:24f4:9400:d:ac18:e2c0:93a1
2600:9000:24f4:f600:d:ac18:e2c0:93a1
2600:9000:24f4:2600:d:ac18:e2c0:93a1

www.espn.com  Has IPv6

A (IPv4)13.227.65.15
13.227.65.12
13.227.65.6
13.227.65.39
AAAA (IPv6)2600:9000:2202:b200:e:fe33:5580:93a1
2600:9000:2202:4400:e:fe33:5580:93a1
2600:9000:2202:8400:e:fe33:5580:93a1
2600:9000:2202:4800:e:fe33:5580:93a1
2600:9000:2202:e600:e:fe33:5580:93a1
2600:9000:2202:2400:e:fe33:5580:93a1
2600:9000:2202:3e00:e:fe33:5580:93a1
2600:9000:2202:dc00:e:fe33:5580:93a1

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/q5RHz9x0B9 · How we measure

Checked 2026-10-31 04:05:14 UTC. Full DNS report: dns.pizza/domain/espn.com · JSON: /api/v1/espn.com