Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dowdleandsonsmech.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 16:02:23 UTC · ↺ Refresh
MX Hostnames
- dowdleandsonsmech-com.mail.protection.outlook.com
MX Priorities
- dowdleandsonsmech-com.mail.protection.outlook.com: 0
A / AAAA Records
- 199.16.173.219 (no PTR)
- 199.16.172.107 (no PTR)
Mail Server IPs
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
kareem.ns.cloudflare.com dns.cloudflare.com 2397354908 10000 2400 604800 1800
Primary NS (mname)
kareem.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397354908
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
kareem.ns.cloudflare.com
stevie.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:12.124.188.114/29 ip4:76.237.6.134 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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 ip4:12.124.188.114/29 ip4:76.237.6.134 include:spf.protection.outlook.com -all
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