Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 madisoncounty911alerts.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:9236 answers · 443✓ 2606:4700:3033::6815:5fa7 answers · 443 | yes |
| www over IPv6 www.madisoncounty911alerts.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3033::6815:5fa7 answers · 443✓ 2606:4700:3031::ac43:9236 answers · 443 | 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 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. dina.ns.cloudflare.com ✓jack.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Answered over IPv6 with a server error (HTTP 525) — can't tell whether that's specific to IPv6. https://madisoncounty911alerts.com/ via 2606:4700:3031::ac43:9236 → 525 | ? |
madisoncounty911alerts.com Has IPv6
| A (IPv4) | 172.67.146.54 104.21.95.167 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::ac43:9236 2606:4700:3033::6815:5fa7 |
www.madisoncounty911alerts.com Has IPv6
| A (IPv4) | 172.67.146.54 104.21.95.167 |
|---|---|
| AAAA (IPv6) | 2606:4700:3033::6815:5fa7 2606:4700:3031::ac43:9236 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/vANiqRalpA · How we measure
Checked 2026-11-01 04:28:05 UTC. Full DNS report: dns.pizza/domain/madisoncounty911alerts.com · JSON: /api/v1/madisoncounty911alerts.com