Yes — 1wsrbi.win has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 1wsrbi.win has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::ac43:d5fc answers · 443✓ 2606:4700:3035::6815:17e3 answers · 443	yes
www over IPv6 www.1wsrbi.win has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3035::ac43:d5fc answers · 443✓ 2606:4700:3035::6815:17e3 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. brenda.ns.cloudflare.com ✓yoxall.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Redirects to r1witww.com, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all.

https://1wsrbi.win/ via 2606:4700:3035::ac43:d5fc → 303https://r1witww.com/casino/list?open=register&p=ce7m&sub1=mLrpYEMx9Yuc3R4JUwjEO1VhUVBGS0YyT0pNNmg3ZjdKRjdSUVE9PQ · redirects to r1witww.com, which has no IPv6 address

problem

Nothing keeping you from an A

A redirect leads off IPv6
Redirects to r1witww.com, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all. Give the redirect target IPv6 too, or redirect somewhere that has it.

Check again

1wsrbi.win Has IPv6

A (IPv4)	172.67.213.252 104.21.23.227
AAAA (IPv6)	2606:4700:3035::ac43:d5fc 2606:4700:3035::6815:17e3

www.1wsrbi.win Has IPv6

A (IPv4)	172.67.213.252 104.21.23.227
AAAA (IPv6)	2606:4700:3035::ac43:d5fc 2606:4700:3035::6815:17e3

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: 1wsrbi.win
Measured 2026-11-11 14:54:04 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.213.252, 104.21.23.227
AAAA (IPv6): 2606:4700:3035::ac43:d5fc, 2606:4700:3035::6815:17e3
www AAAA:    2606:4700:3035::ac43:d5fc, 2606:4700:3035::6815:17e3

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: 1wsrbi.win has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::ac43:d5fc: answers (TCP 443)
    2606:4700:3035::6815:17e3: answers (TCP 443)
- www over IPv6: www.1wsrbi.win has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3035::ac43:d5fc: answers (TCP 443)
    2606:4700:3035::6815:17e3: 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): Redirects to r1witww.com, which has no IPv6 address — so IPv6 visitors end up needing IPv4 after all.
    https://1wsrbi.win/ via 2606:4700:3035::ac43:d5fc -> HTTP 303, certificate: valid
    https://r1witww.com/casino/list?open=register&p=ce7m&sub1=mLrpYEMx9Yuc3R4JUwjEO1VhUVBGS0YyT0pNNmg3ZjdKRjdSUVE9PQ (redirects to r1witww.com, which has no IPv6 address)
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/dfU1OkjeLG

Permanent link: aaaa.bot/r/dfU1OkjeLG · How we measure

Checked 2026-11-11 14:54:04 UTC. Full DNS report: dns.pizza/domain/1wsrbi.win · Age, certificate and blocklists: how.is/1wsrbi.win · JSON: /api/v1/1wsrbi.win