Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
davidpatston.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 11:56:02 UTC · ↺ Refresh
MX Hostnames
- davidpatston-com.mail.protection.outlook.com
MX Priorities
- davidpatston-com.mail.protection.outlook.com: 10
A / AAAA Records
- 199.26.87.95 ↩ dal01.mithrilnetwork.com
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.9.17 (no PTR)
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-us05.mithrilnetwork.com troy.redinsight.com 2026013001 3600 1800 1209600 86400
Primary NS (mname)
ns-us05.mithrilnetwork.com
Admin Email (rname)
troy@redinsight.com
Serial
2026013001
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-us06.mithrilnetwork.com
ns-us05.mithrilnetwork.com
SPF Record
✓ Strict (-all)
v=spf1 +a +mx +ip4:199.26.87.92 +ip4:199.26.87.95 +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100; ri=43200
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
1 record- SPFv=spf1 +a +mx +ip4:199.26.87.92 +ip4:199.26.87.95 +include:spf.protection.outlook.com -all
Full email verification for davidpatston.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits