Has both IPv4 (A) and IPv6 (AAAA) addresses.
| Website over IPv6 learnwithrecall.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested). ✓ 2600:9000:2870:1200:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:c000:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:5200:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:b800:a:fdc3:d4c0:93a1 answers · 443– 2600:9000:2870:ba00:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:cc00:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:3c00:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:5a00:a:fdc3:d4c0:93a1 not tested | yes |
| www over IPv6 www.learnwithrecall.app has 4 IPv6 addresses and answers on every one we tested (4 more not tested). ✓ 2600:9000:2870:aa00:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:6c00:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:1400:a:fdc3:d4c0:93a1 answers · 443✓ 2600:9000:2870:6a00:a:fdc3:d4c0:93a1 answers · 443– 2600:9000:2870:2e00:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:b600:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:f600:a:fdc3:d4c0:93a1 not tested– 2600:9000:2870:9200:a:fdc3:d4c0:93a1 not tested | 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 4 of 4 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. ns-1181.awsdns-19.org ✓ns-1732.awsdns-24.co.uk ✓ns-406.awsdns-50.com ✓ns-700.awsdns-23.net ✓ | yes |
| HTTPS over IPv6 · not part of the grade yet Loads over IPv6 with a valid certificate: HTTP 200. https://learnwithrecall.app/ via 2600:9000:2870:1200:a:fdc3:d4c0:93a1 → 200 | works |
learnwithrecall.app Has IPv6
| A (IPv4) | 3.170.42.126 3.170.42.56 3.170.42.16 3.170.42.83 |
|---|---|
| AAAA (IPv6) | 2600:9000:2870:1200:a:fdc3:d4c0:93a1 2600:9000:2870:c000:a:fdc3:d4c0:93a1 2600:9000:2870:5200:a:fdc3:d4c0:93a1 2600:9000:2870:b800:a:fdc3:d4c0:93a1 2600:9000:2870:ba00:a:fdc3:d4c0:93a1 2600:9000:2870:cc00:a:fdc3:d4c0:93a1 2600:9000:2870:3c00:a:fdc3:d4c0:93a1 2600:9000:2870:5a00:a:fdc3:d4c0:93a1 |
www.learnwithrecall.app Has IPv6
| A (IPv4) | 3.170.42.56 3.170.42.126 3.170.42.16 3.170.42.83 |
|---|---|
| AAAA (IPv6) | 2600:9000:2870:aa00:a:fdc3:d4c0:93a1 2600:9000:2870:6c00:a:fdc3:d4c0:93a1 2600:9000:2870:1400:a:fdc3:d4c0:93a1 2600:9000:2870:6a00:a:fdc3:d4c0:93a1 2600:9000:2870:2e00:a:fdc3:d4c0:93a1 2600:9000:2870:b600:a:fdc3:d4c0:93a1 2600:9000:2870:f600:a:fdc3:d4c0:93a1 2600:9000:2870:9200:a:fdc3:d4c0:93a1 |
Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).
Permanent link: aaaa.bot/r/LhsHDG5HVl · How we measure
Checked 2026-11-08 10:56:19 UTC. Full DNS report: dns.pizza/domain/learnwithrecall.app · Age, certificate and blocklists: how.is/learnwithrecall.app · JSON: /api/v1/learnwithrecall.app