Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lsa-technology.co.uk
Yes
✓ Yes
Barracuda
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 02:23:33 UTC · ↺ Refresh
MX Hostnames
- d222928.a.ess.uk.barracudanetworks.com
- d222928.b.ess.uk.barracudanetworks.com
MX Priorities
- d222928.b.ess.uk.barracudanetworks.com: 5
- d222928.a.ess.uk.barracudanetworks.com: 0
A / AAAA Records
- 77.68.64.5 ↩ server77-68-64-5.fasthosts.net.uk
Mail Server IPs
- 18.133.136.187 ↩ mail.ess.uk.barracuda.com
- 18.133.136.188 ↩ mail.ess.uk.barracuda.com
- 18.133.136.186 ↩ mail.ess.uk.barracuda.com
SOA Record
Raw SOA
ns1.livedns.co.uk administrator.lsa-technology.co.uk 1564578063 10800 3600 604800 3600
Primary NS (mname)
ns1.livedns.co.uk
Admin Email (rname)
administrator@lsa-technology.co.uk
Serial
1564578063
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.livedns.co.uk
ns1.livedns.co.uk
ns3.livedns.co.uk
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.mailjet.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
4 records- apple-domain-verification=w1yF7epejgX1VWR-DYjPM2WyQxS2WgjKcrAiGMSeYDc
- SPFv=spf1 include:spf.ess.uk.barracudanetworks.com include:spf.mailjet.com ~all
- MS=ms92040337
- 3ZPM1GBQHYPHEWGU1YDI3SRIUYRQAO43WRZBDJV8
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 lsa-technology.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits