Yes — nextleads.info has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 nextleads.info has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3031::ac43:c04c answers · 443✓ 2606:4700:3034::6815:21d6 answers · 443	yes
www over IPv6 www.nextleads.info has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3034::6815:21d6 answers · 443✓ 2606:4700:3031::ac43:c04c answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. smtp.google.com ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. brynne.ns.cloudflare.com ✓chad.ns.cloudflare.com ✓	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate after 2 redirects: HTTP 200.

https://nextleads.info/ via 2606:4700:3031::ac43:c04c → 301https://google.com/ via 2607:f8b0:4004:c09::8a → 301https://www.google.com/ via 2001:4860:482d:7700:: → 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/nextleads.info.svg)](https://aaaa.bot/nextleads.info)

Check again

nextleads.info Has IPv6

A (IPv4)	104.21.33.214 172.67.192.76
AAAA (IPv6)	2606:4700:3031::ac43:c04c 2606:4700:3034::6815:21d6

www.nextleads.info Has IPv6

A (IPv4)	172.67.192.76 104.21.33.214
AAAA (IPv6)	2606:4700:3034::6815:21d6 2606:4700:3031::ac43:c04c

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: nextleads.info
Measured 2026-11-08 13:02:24 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    104.21.33.214, 172.67.192.76
AAAA (IPv6): 2606:4700:3031::ac43:c04c, 2606:4700:3034::6815:21d6
www AAAA:    2606:4700:3034::6815:21d6, 2606:4700:3031::ac43:c04c

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: nextleads.info has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3031::ac43:c04c: answers (TCP 443)
    2606:4700:3034::6815:21d6: answers (TCP 443)
- www over IPv6: www.nextleads.info has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3034::6815:21d6: answers (TCP 443)
    2606:4700:3031::ac43:c04c: 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 after 2 redirects: HTTP 200.
    https://nextleads.info/ via 2606:4700:3031::ac43:c04c -> HTTP 301, certificate: valid
    https://google.com/ via 2607:f8b0:4004:c09::8a -> HTTP 301, certificate: valid
    https://www.google.com/ via 2001:4860:482d:7700:: -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/YCe_njS3y3

Permanent link: aaaa.bot/r/YCe_njS3y3 · How we measure

Checked 2026-11-08 13:02:24 UTC. Full DNS report: dns.pizza/domain/nextleads.info · Age, certificate and blocklists: how.is/nextleads.info · JSON: /api/v1/nextleads.info