Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
johnsonscoaches.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 16:37:21 UTC · ↺ Refresh
MX Hostnames
- d240752.b.ess.uk.barracudanetworks.com
- d240752.a.ess.uk.barracudanetworks.com
MX Priorities
- d240752.a.ess.uk.barracudanetworks.com: 0
- d240752.b.ess.uk.barracudanetworks.com: 1
A / AAAA Records
- 104.21.72.230 (no PTR)
- 172.67.155.169 (no PTR)
- 2606:4700:3035::ac43:9ba9 (no PTR)
- 2606:4700:3036::6815:48e6 (no PTR)
Mail Server IPs
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
kanye.ns.cloudflare.com dns.cloudflare.com 2398948868 10000 2400 604800 1800
Primary NS (mname)
kanye.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398948868
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
vera.ns.cloudflare.com
kanye.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 a ip4:212.84.69.4 include:spf.ess.uk.barracudanetworks.com include:spf.exclaimer.net include:_spf.google.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- _7z33zo1opqgkc3mx351zzvlxv2z3ad6
- db6rblb4wnbcw2lfcv5npvgzd8lxt5dt
- google-site-verification=X8J9DyTNRnOvJ3XIMuizG7418zuTWVPNfC7WC5IoS-o
- SPFv=spf1 a ip4:212.84.69.4 include:spf.ess.uk.barracudanetworks.com include:spf.exclaimer.net include:_spf.google.com ~all
- y9xsgqqc1qhg1qpvnfyw9wkx3zplt7qy
- z73ldkc9ht9rd0ggn807vvpjb6f5bbtf
- 11m9sltrvntnltbyk33xkgmc4pxj7ylv
- MS=ms18407699
- MS=ms78616719
- _0h3gebrqq2h92i1a7xom22gv52fqysd
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 johnsonscoaches.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits