Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
sprinklersystems.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-23 19:21:06 UTC · ↺ Refresh
MX Hostnames
- sprinklersystems-co-uk.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 45.223.153.46
- 45.223.60.46
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
b.portsdns.net
a.portsdns.se
SPF Record
✓ Strict (-all)
v=spf1 +ip4:51.52.191.222 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;fo=1;ri=3600;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 +ip4:51.52.191.222 include:spf.protection.outlook.com -all
- globalsign-domain-verification=1105CFC16861531315CED25E22ED195D
- globalsign-domain-verification=2825311B836C82DB423F3A4C528783CC
- google-site-verification=eYc4r16EvaoC2-lqapDwlEAY0FoKcETV5Xk3H5uLVJc
- globalsign-domain-verification=32A51D20A5355F614362043C88A9B456
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 · Customize →
See demo & docs
Deep verification
Full email verification for sprinklersystems.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits