Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
duphil.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 17:37:58 UTC · ↺ Refresh
MX Hostnames
- duphil-com.mail.protection.outlook.com
MX Priorities
- duphil-com.mail.protection.outlook.com: 0
A / AAAA Records
- 208.109.18.224 ↩ 224.18.109.208.host.secureserver.net
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:f902:: ↩ mail-bl2pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns61.domaincontrol.com dns.jomax.net 2025072102 28800 7200 604800 3600
Primary NS (mname)
ns61.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025072102
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns62.domaincontrol.com
ns61.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:52.171.136.13 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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- v=verifydomain MS=5075094
- MS=ms70815477
- SPFv=spf1 ip4:52.171.136.13 include:spf.protection.outlook.com -all
Full email verification for duphil.com
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