Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 columbia-sc-tree-service.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3030::6815:118a answers · 443✓ 2606:4700:3033::ac43:b0cf answers · 443 | yes |
| www over IPv6 www.columbia-sc-tree-service.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::ac43:b0cf answers · 443✓ 2606:4700:3030::6815:118a answers · 443 | yes |
| Mail servers (MX) have IPv6 Every mail server has an AAAA record. route1.mx.cloudflare.net ✓route3.mx.cloudflare.net ✓route2.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. archer.ns.cloudflare.com ✓cecelia.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://columbia-sc-tree-service.com/ via 2606:4700:3030::6815:118a → 200 | works |
columbia-sc-tree-service.com Has IPv6
| A (IPv4) | 172.67.176.207 104.21.17.138 |
|---|---|
| AAAA (IPv6) | 2606:4700:3030::6815:118a 2606:4700:3033::ac43:b0cf |
www.columbia-sc-tree-service.com Has IPv6
| A (IPv4) | 104.21.17.138 172.67.176.207 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::ac43:b0cf 2606:4700:3030::6815:118a |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/QeAUcwfwPF · How we measure
Checked 2026-11-05 07:02:50 UTC. Full DNS report: dns.pizza/domain/columbia-sc-tree-service.com · Age, certificate and blocklists: how.is/columbia-sc-tree-service.com · JSON: /api/v1/columbia-sc-tree-service.com