Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
duca.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-23 07:59:11 UTC · ↺ Refresh
MX Hostnames
- duca-com.mail.protection.outlook.com
MX Priorities
- duca-com.mail.protection.outlook.com: 0
A / AAAA Records
- 3.171.139.12 ↩ server-3-171-139-12.jfk52.r.cloudfront.net
- 3.171.139.45 ↩ server-3-171-139-45.jfk52.r.cloudfront.net
- 3.171.139.46
- 3.171.139.124
Mail Server IPs
- 52.101.190.2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
- 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
- 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1924.awsdns-48.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1924.awsdns-48.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-739.awsdns-28.net
ns-1234.awsdns-26.org
ns-1924.awsdns-48.co.uk
ns-504.awsdns-63.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:67.69.107.14 ip4:69.46.98.68 include:spf.protection.outlook.com include:spfca.doxim.com include:spf.mandrillapp.com include:39949045.spf05.hubspotemail.net include:emailus.freshservice.com exists:%{i}.spf.hc368-39.ca.iphmx.com ~all
📊 DNS lookups: 6/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- MS=ms30740006
- apple-domain-verification=hhZHJU1S1FLziGDe
- atlassian-domain-verification=uLEtKgg2esaC4nqQJYRzIeBgS/T8QysyiGST8RJUfANz/EUEWptaGeFYJj3gPtfg
- docusign=63c2f361-64e2-4603-a6f2-7181006f6a5a
- facebook-domain-verification=ko3pefzo098m9tvlwmnu40iagyf6ik
- google-site-verification=RG1wRI19Qo5ek_mHqi6UhxM4NLR0QdWDzk2rbAk4kBQ
- SPFv=spf1 ip4:67.69.107.14 ip4:69.46.98.68 include:spf.protection.outlook.com include:spfca.doxim.com include:spf.mandrillapp.com include:39949045.spf05.hubspotemail.net include:emailus.freshservice.com exists:%{i}.spf.hc368-39.ca.iphmx.com ~all
Full email verification for duca.com
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