Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rraccountants.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 01:22:48 UTC · ↺ Refresh
MX Hostnames
- mx.stackmail.com
MX Priorities
- mx.stackmail.com: 10
A / AAAA Records
- 104.21.1.125 (no PTR)
- 172.67.152.62 (no PTR)
- 2606:4700:3037::6815:17d (no PTR)
- 2606:4700:3035::ac43:983e (no PTR)
Mail Server IPs
- 185.151.28.67 ↩ mx.stackmail.com
SOA Record
Raw SOA
carioca.ns.cloudflare.com dns.cloudflare.com 2399392347 10000 2400 604800 1800
Primary NS (mname)
carioca.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399392347
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jobs.ns.cloudflare.com
carioca.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a ip4:194.26.222.86 include:spf.stackmail.com include:spf.bryxodakia.com include:_spf.maileroo.com include:my.accountancypractice.uk -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],mailto:[email protected],mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected],mailto:[email protected],mailto:[email protected]
DKIM Selectors
✓ 1 found
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s2
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- google-site-verification=nCi-g4SKr_d_WZJXe6FPCPrdBWNNFjmqGwQZalH3NB4
- stripe-verification=5eb3060960db76aeabffa03d0098494567e13e0054343fd7bd363ca3563e191a
- SPFv=spf1 mx a ip4:194.26.222.86 include:spf.stackmail.com include:spf.bryxodakia.com include:_spf.maileroo.com include:my.accountancypractice.uk -all
- google-site-verification=2NMUHvkPd_a45KU3m1wlvAqyaRe44NND_Psi417PTVQ
- google-site-verification=O27L08WrS6wrypx0IF68Pqb_MBrRIsxQBGxlQaMp4zc
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for rraccountants.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits