Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
carlson.ie
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 00:32:37 UTC · ↺ Refresh
MX Hostnames
- carlson-ie.mail.protection.outlook.com
MX Priorities
- carlson-ie.mail.protection.outlook.com: 1
A / AAAA Records
- 63.33.150.239 ↩ ec2-63-33-150-239.eu-west-1.compute.amazonaws.com
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.reg365.net support.reg365.net 2025080104 28800 3600 604800 86400
Primary NS (mname)
ns0.reg365.net
Admin Email (rname)
support@reg365.net
Serial
2025080104
Refresh
28800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns1.reg365.net
ns2.reg365.net
ns0.reg365.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:144.2.246.50 include:mailgun.org include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 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
3 records- MS=ms25838252
- SPFv=spf1 ip4:144.2.246.50 include:mailgun.org include:spf.protection.outlook.com -all
- ipo3ld845gpv4l16rvp5ftlgs0
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 carlson.ie
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits