Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dcmn.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-31 06:26:45 UTC · ↺ Refresh
MX Hostnames
- dcmn-com.mail.protection.outlook.com
MX Priorities
- dcmn-com.mail.protection.outlook.com: 10
A / AAAA Records
- 192.0.78.241 (no PTR)
- 192.0.78.191 (no PTR)
Mail Server IPs
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-710.awsdns-24.net awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-710.awsdns-24.net
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1564.awsdns-03.co.uk
ns-406.awsdns-50.com
ns-710.awsdns-24.net
ns-1344.awsdns-40.org
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.google.com include:transmail.net include:%{s}._spf.dcmn.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected];
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
google._domainkey
selector1._domainkey
selector2._domainkey
k1._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- dropbox-domain-verification=tyokhikzba97
- google-site-verification=MbEUC9FxjaexxVcAfFQLmFuNbbgnSymZ1MK2jWbQOyI
- google-site-verification=d7tgNO65KPdLEK6zQxk0hW4SqMQuup-D_kRNcb7FAMUrm_verify=127ef423ae
- jamf-site-verification=nkznnXt7OhfQZYYmOIMApQ
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.google.com include:transmail.net include:%{s}._spf.dcmn.com -all
- apple-domain-verification=m2As47HHQXp1ElXv
- asv=88928d7281ccb079ce9dd328ab879bd4
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 dcmn.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits