Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
aandco.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 13:30:30 UTC · ↺ Refresh
MX Hostnames
- aandco-co-uk.mail.protection.outlook.com
MX Priorities
- aandco-co-uk.mail.protection.outlook.com: 0
A / AAAA Records
- 52.19.19.82 ↩ ec2-52-19-19-82.eu-west-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.fish-server.net hostmaster.fish-media.net 2005100669 3600 600 604800 3600
Primary NS (mname)
dns1.fish-server.net
Admin Email (rname)
hostmaster@fish-media.net
Serial
2005100669
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns2.fish-server.net
dns1.fish-server.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.uk.exclaimer.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
✓ 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:spf.uk.exclaimer.net -all
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 aandco.co.uk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits