Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 fctracker.stream has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:b4cd answers · 443✓ 2606:4700:3033::6815:1249 answers · 443 | yes |
| www over IPv6 www.fctracker.stream has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:b4cd answers · 443✓ 2606:4700:3033::6815:1249 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. newt.ns.cloudflare.com ✓summer.ns.cloudflare.com ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://fctracker.stream/ via 2606:4700:3031::ac43:b4cd → 200 | works |
fctracker.stream Has IPv6
| A (IPv4) | 172.67.180.205 104.21.18.73 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::ac43:b4cd 2606:4700:3033::6815:1249 |
www.fctracker.stream Has IPv6
| A (IPv4) | 172.67.180.205 104.21.18.73 |
|---|---|
| AAAA (IPv6) | 2606:4700:3031::ac43:b4cd 2606:4700:3033::6815:1249 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/snjwYy2AsD · How we measure
Checked 2026-11-11 09:19:07 UTC. Full DNS report: dns.pizza/domain/fctracker.stream · Age, certificate and blocklists: how.is/fctracker.stream · JSON: /api/v1/fctracker.stream