Has an IPv4 address but no IPv6 (AAAA) record. IPv6-only visitors can't reach it directly.
This is a saved measurement from 2026-11-02 01:00 UTC. Check signifier.academy live now
| Website over IPv6 signifier.academy has no AAAA record. | no |
| www over IPv6 www.signifier.academy has no AAAA record. | no |
| Mail servers (MX) have IPv6 No MX records, so mail goes to the domain's own address (implicit MX). It has no AAAA record. | no |
| Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. dara.ns.cloudflare.com ✓rudy.ns.cloudflare.com ✓ | yes |
signifier.academy IPv4 only
| A (IPv4) | 216.198.79.1 |
|---|---|
| AAAA (IPv6) | none |
www.signifier.academy IPv4 only
| Alias of | cname.vercel-dns.com |
|---|---|
| A (IPv4) | 76.76.21.241 66.33.60.193 |
| AAAA (IPv6) | none |
Visitors on IPv6-only networks (many mobile carriers) can still reach it, but only through a translator their carrier runs (NAT64). The site itself has no IPv6 address — and you can't make one up from the IPv4. Why some hosts don't offer it
Permanent link: aaaa.bot/r/lURTnu7ItR · How we measure
Checked 2026-11-02 01:00:18 UTC. Full DNS report: dns.pizza/domain/signifier.academy · JSON: /api/v1/signifier.academy