Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
duagon.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 10:36:15 UTC · ↺ Refresh
MX Hostnames
- duagon-com.mail.protection.outlook.com
MX Priorities
- duagon-com.mail.protection.outlook.com: 10
A / AAAA Records
- 172.67.203.107 (no PTR)
- 104.21.37.29 (no PTR)
- 2606:4700:3033::6815:251d
- 2606:4700:3037::ac43:cb6b
Mail Server IPs
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::8 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::d ↩ mail-as9pr05cu01305.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
harlee.ns.cloudflare.com dns.cloudflare.com 2398722736 10000 2400 604800 1800
Primary NS (mname)
harlee.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398722736
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
harlee.ns.cloudflare.com
norm.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mail.hostpoint.ch include:spf.emailsignatures365.com include:_spf1.duagon.com include:_spf2.duagon.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; ri=86400; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 13 found
google._domainkey
selector1._domainkey
selector2._domainkey
default._domainkey
mail._domainkey
dkim._domainkey
k1._domainkey
s1._domainkey
s2._domainkey
zoho._domainkey
sendgrid._domainkey
mxvault._domainkey
amazonses._domainkey
⚠ Public key (p=) missing in DKIM record for selector google.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
10 records- google-site-verification=9ABlLoGt-UE44znRa8rmTNJ0JQJnIE3DqyXumTVuatg
- google-site-verification=fCa6-GmFhQKkq3YIh2gk0_qHDYBFhoA8TUV5hMEEbUA
- have-i-been-pwned-verification=05bccd5f2375071915320a689c4b3677
- swisssign-check=Vz6svvD3DCHPG_DvZ12LA9ZVpN4
- swisssign-check=iWGa4WkDgRKLK-Kz0Lgr41ryYgo
- swisssign-check=zmPCp5ezcoPDzsP360L4g6Dl3U8
- SPFv=spf1 include:spf.protection.outlook.com include:spf.mail.hostpoint.ch include:spf.emailsignatures365.com include:_spf1.duagon.com include:_spf2.duagon.com -all
- _zuiadv2lo7i712mbiogvci8ucz8t5ff
- fplqQXxYigDMB0TbpScIW+QQdwUUkogLB46LkibhxevhBuLHuxQsk8RB5eL7sekv1OznvBx8frkyp4Jl/WV7+Q==
- google-site-verification=15jwPkPhFfGNSeJh_fCWjuZ6Yi7vdob2hzNx41_dAaA
Full email verification for duagon.com
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