Has both IPv4 (A) and IPv6 (AAAA) addresses.
Measured 2026-11-01 14:50 UTC. We reuse a result for up to a week, so we aren't testing the same site over and over. Check about.com now
| Website over IPv6 about.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:7::1d8 answers · 443✓ 2a06:98c1:58::1d8 answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. aspmx.l.google.com ✓alt1.aspmx.l.google.com ✓alt2.aspmx.l.google.com ✓aspmx2.googlemail.com ✓aspmx3.googlemail.com ✓ | yes |
| Nameservers have IPv6 3 of 3 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. blue.foundationdns.com ✓blue.foundationdns.net ✓blue.foundationdns.org ✓ | yes |
First measured 2026-11-01; last confirmed 2026-11-01.
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200. https://about.com/ via 2606:4700:7::1d8 → 301https://www.dotdashmeredith.com/ via 2a06:98c1:58::1d8 → 301https://www.people.inc/ via 2a06:98c1:58::1d8 → 200 | works |
about.com Has IPv6
| A (IPv4) | 162.159.141.224 172.66.1.220 |
|---|---|
| AAAA (IPv6) | 2606:4700:7::1d8 2a06:98c1:58::1d8 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/kkN47JnxIM · How we measure
Checked 2026-11-01 14:50:55 UTC. Full DNS report: dns.pizza/domain/about.com · JSON: /api/v1/about.com