Yes — rba-crm.com has IPv6.

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

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 rba-crm.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2606:4700:3037::6815:56db answers · 443✓ 2606:4700:3033::ac43:893e answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. route1.mx.cloudflare.net ✓route2.mx.cloudflare.net ✓route3.mx.cloudflare.net ✓	yes
Nameservers have IPv6 2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. vern.ns.cloudflare.com ✓wren.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://rba-crm.com/ via 2606:4700:3037::6815:56db → 302https://purple-frog-52c4.cloudflareaccess.com/cdn-cgi/access/login/rba-crm.com?kid=fe2cad9dc14b8280925c092ee867ca6efe067142400d20a31db46d0aaa7240fe&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.OQe4ccRKht3CYVkAIEtowY6j2tvcp6RS3F6sV-CBnQ4XXHcLjXwbdJOHihwgj7g7TPEpwCL_TcOGQHiNjiNBCUwZxBaAo5Svb5hdDIYrNZMATneTY8qYMl8ym0J0U2cQslCYA1XP_3D4CJNWk8RFkYZ9yZ980pycuwAp9F4CbaOn7oTxg5fIyzjIlsJKBuJQ7EiIM7rJxdusogfBTX3_cTjHUp41I45Q9p_QnqK0E1_LDCODqQHMNiwq0SvBJgEN2rY1jDlImsGdG-1r9vosQujOpo_9JgeQw4OBmGHi_lfOIVb4-L8_S-0DSkldI4cO9q4s3N3xh1vcBbGIsQ48Kw&redirect_url=%2F via 2606:4700:300a::6813:c21d → 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/rba-crm.com.svg)](https://aaaa.bot/rba-crm.com)

Check again

rba-crm.com Has IPv6

A (IPv4)	172.67.137.62 104.21.86.219
AAAA (IPv6)	2606:4700:3037::6815:56db 2606:4700:3033::ac43:893e

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: rba-crm.com
Measured 2026-11-07 00:29:08 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    172.67.137.62, 104.21.86.219
AAAA (IPv6): 2606:4700:3037::6815:56db, 2606:4700:3033::ac43:893e

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: rba-crm.com has 2 IPv6 addresses and answers on every one we tested.
    2606:4700:3037::6815:56db: answers (TCP 443)
    2606:4700:3033::ac43:893e: 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 1 redirect: HTTP 200.
    https://rba-crm.com/ via 2606:4700:3037::6815:56db -> HTTP 302, certificate: valid
    https://purple-frog-52c4.cloudflareaccess.com/cdn-cgi/access/login/rba-crm.com?kid=fe2cad9dc14b8280925c092ee867ca6efe067142400d20a31db46d0aaa7240fe&meta=eyJ0eXAiOiJKV1QiLCJhbGciOiJSUzI1NiIsImtpZCI6Ijg2OGFmMjMzMzMwYTk2ZmFjNTUzMTBhMmQyN2E2MmQ1ZWM1YWY5Zjg3ZDBhOTg5OTNhMzk0MjZlMDg1NGI2NzcifQ.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.OQe4ccRKht3CYVkAIEtowY6j2tvcp6RS3F6sV-CBnQ4XXHcLjXwbdJOHihwgj7g7TPEpwCL_TcOGQHiNjiNBCUwZxBaAo5Svb5hdDIYrNZMATneTY8qYMl8ym0J0U2cQslCYA1XP_3D4CJNWk8RFkYZ9yZ980pycuwAp9F4CbaOn7oTxg5fIyzjIlsJKBuJQ7EiIM7rJxdusogfBTX3_cTjHUp41I45Q9p_QnqK0E1_LDCODqQHMNiwq0SvBJgEN2rY1jDlImsGdG-1r9vosQujOpo_9JgeQw4OBmGHi_lfOIVb4-L8_S-0DSkldI4cO9q4s3N3xh1vcBbGIsQ48Kw&redirect_url=%2F via 2606:4700:300a::6813:c21d -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/yxp_BkynZG

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

Checked 2026-11-07 00:29:08 UTC. Full DNS report: dns.pizza/domain/rba-crm.com · Age, certificate and blocklists: how.is/rba-crm.com · JSON: /api/v1/rba-crm.com