Yes — 81600901.xyz has IPv6.

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

This is a saved measurement from 2026-11-02 13:51 UTC. Check 81600901.xyz live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 81600901.xyz has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::6815:3de5 answers · 443✓ 2606:4700:3037::ac43:d80a 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. ainsley.ns.cloudflare.com ✓mark.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 1 redirect: HTTP 200.

https://81600901.xyz/ via 2606:4700:3031::6815:3de5 → 302https://round-dust-6bea.cloudflareaccess.com/cdn-cgi/access/login/81600901.xyz?kid=56c2d3ef0fabae56b147a403d6f1104836f405c6c43be6572354d71e53d2fc2a&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.bKzfqCqXgxFhyezPM1WiipO6vY_fk7Zs_4O5jzzJJtR1ALf3cptEcOg8u250jUUHn50AaKCSQC33kpggCgf66Au-TVad6T2d5hBPKtOH5n7DEfEhpZZUF4tUBbArebyBwrRJn8ssBx0drVR-uS6yEIbWDszBTduHvyp9uyekLAqYKmk05lbK12GeNNcJMxZFYaHM6CNkLlUPs-3CbANCt0qGZs5mWxXVrj4T-KcmwS-4RGrqBz0NVAFpDq0v2gavEWSlTUlDzdpMNlfkzKJC6OkfIRiRyBH0XgQdZP_MBe2FCwuJOFGNBkDR_r5Dr0CSjOIcbLjx9A6_V-V4UuJyQQ&redirect_url=%2F via 2606:4700:300a::6813:c31d → 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/81600901.xyz.svg)](https://aaaa.bot/81600901.xyz)

Check again

81600901.xyz Has IPv6

A (IPv4)	172.67.216.10 104.21.61.229
AAAA (IPv6)	2606:4700:3031::6815:3de5 2606:4700:3037::ac43:d80a

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: 81600901.xyz
Measured 2026-11-02 13:51:31 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.216.10, 104.21.61.229
AAAA (IPv6): 2606:4700:3031::6815:3de5, 2606:4700:3037::ac43:d80a

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: 81600901.xyz has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::6815:3de5: answers (TCP 443)
    2606:4700:3037::ac43:d80a: answers (TCP 443)
- Mail servers (MX) have IPv6: No MX records, so mail goes to the domain's own address (implicit MX). It 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 after 1 redirect: HTTP 200.
    https://81600901.xyz/ via 2606:4700:3031::6815:3de5 -> HTTP 302, certificate: valid
    https://round-dust-6bea.cloudflareaccess.com/cdn-cgi/access/login/81600901.xyz?kid=56c2d3ef0fabae56b147a403d6f1104836f405c6c43be6572354d71e53d2fc2a&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.eyJ0eXBlIjoibWV0YSIsImF1ZCI6IjU2YzJkM2VmMGZhYmFlNTZiMTQ3YTQwM2Q2ZjExMDQ4MzZmNDA1YzZjNDNiZTY1NzIzNTRkNzFlNTNkMmZjMmEiLCJob3N0bmFtZSI6IjgxNjAwOTAxLnh5eiIsInJlZGlyZWN0X3VybCI6Ii8iLCJzZXJ2aWNlX3Rva2VuX3N0YXR1cyI6ZmFsc2UsImlzX3dhcnAiOmZhbHNlLCJpc19nYXRld2F5IjpmYWxzZSwiZXhwIjoxNzkzNjI3NzkxLCJuYmYiOjE3OTM2Mjc0OTEsImlhdCI6MTc5MzYyNzQ5MSwiYXV0aF9zdGF0dXMiOiJOT05FIiwibXRsc19hdXRoIjp7ImNlcnRfaXNzdWVyX2RuIjoiIiwiY2VydF9zZXJpYWwiOiIiLCJjZXJ0X2lzc3Vlcl9za2kiOiIiLCJjZXJ0X3ByZXNlbnRlZCI6ZmFsc2UsImNvbW1vbl9uYW1lIjoiIiwiYXV0aF9zdGF0dXMiOiJOT05FIn0sInJlYWxfY291bnRyeSI6IlVTIiwiYXBwX3Nlc3Npb25faGFzaCI6ImJlZTgxNjFkOTU5ZDRiN2Y2NTI2OGI1NzY2ZTFjYmFkMWY3NDlkNWU5OGQ2YzA0N2M2OGNlMmMxZjhjMGNkZTgifQ.bKzfqCqXgxFhyezPM1WiipO6vY_fk7Zs_4O5jzzJJtR1ALf3cptEcOg8u250jUUHn50AaKCSQC33kpggCgf66Au-TVad6T2d5hBPKtOH5n7DEfEhpZZUF4tUBbArebyBwrRJn8ssBx0drVR-uS6yEIbWDszBTduHvyp9uyekLAqYKmk05lbK12GeNNcJMxZFYaHM6CNkLlUPs-3CbANCt0qGZs5mWxXVrj4T-KcmwS-4RGrqBz0NVAFpDq0v2gavEWSlTUlDzdpMNlfkzKJC6OkfIRiRyBH0XgQdZP_MBe2FCwuJOFGNBkDR_r5Dr0CSjOIcbLjx9A6_V-V4UuJyQQ&redirect_url=%2F via 2606:4700:300a::6813:c31d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/8e9yvHmTuG

Permanent link: aaaa.bot/r/8e9yvHmTuG · How we measure

Checked 2026-11-02 13:51:31 UTC. Full DNS report: dns.pizza/domain/81600901.xyz · Age, certificate and blocklists: how.is/81600901.xyz · JSON: /api/v1/81600901.xyz