Yes — cashcalcs.site has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 cashcalcs.site has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:84:59dd:ac28:21cd:70a6:e967 answers · 443✓ 2a02:4780:84:bdd6:defd:9355:b283:713 answers · 443	yes
www over IPv6 www.cashcalcs.site has 2 IPv6 addresses and answers on every one we tested. ✓ 2a02:4780:4c:65fe:4ac8:5926:9653:6fdc answers · 443✓ 2a02:4780:4d:297e:82a3:6476:154f:9dab answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. mx2.hostinger.com ✓mx1.hostinger.com ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. nova.dns-parking.com ✓cosmos.dns-parking.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.

https://cashcalcs.site/ via 2a02:4780:84:59dd:ac28:21cd:70a6:e967 → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/cashcalcs.site.svg)](https://aaaa.bot/cashcalcs.site)

Check again

cashcalcs.site Has IPv6

A (IPv4)	84.32.84.11 88.222.222.2
AAAA (IPv6)	2a02:4780:84:59dd:ac28:21cd:70a6:e967 2a02:4780:84:bdd6:defd:9355:b283:713

www.cashcalcs.site Has IPv6

Alias of	www.cashcalcs.site.cdn.hstgr.net
A (IPv4)	145.223.124.196 147.79.79.252
AAAA (IPv6)	2a02:4780:4c:65fe:4ac8:5926:9653:6fdc 2a02:4780:4d:297e:82a3:6476:154f:9dab

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: cashcalcs.site
Measured 2026-11-01 07:38:22 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    84.32.84.11, 88.222.222.2
AAAA (IPv6): 2a02:4780:84:59dd:ac28:21cd:70a6:e967, 2a02:4780:84:bdd6:defd:9355:b283:713
www AAAA:    2a02:4780:4c:65fe:4ac8:5926:9653:6fdc, 2a02:4780:4d:297e:82a3:6476:154f:9dab

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: cashcalcs.site has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:84:59dd:ac28:21cd:70a6:e967: answers (TCP 443)
    2a02:4780:84:bdd6:defd:9355:b283:713: answers (TCP 443)
- www over IPv6: www.cashcalcs.site has 2 IPv6 addresses and answers on every one we tested.
    2a02:4780:4c:65fe:4ac8:5926:9653:6fdc: answers (TCP 443)
    2a02:4780:4d:297e:82a3:6476:154f:9dab: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server has an AAAA record.
- Nameservers have IPv6: 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate: HTTP 200.
    https://cashcalcs.site/ via 2a02:4780:84:59dd:ac28:21cd:70a6:e967 -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/sLcNHe-nWJ

Permanent link: aaaa.bot/r/sLcNHe-nWJ · How we measure

Checked 2026-11-01 07:38:22 UTC. Full DNS report: dns.pizza/domain/cashcalcs.site · JSON: /api/v1/cashcalcs.site