Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
coolinghouse.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 06:17:32 UTC · ↺ Refresh
MX Hostnames
- coolinghouse-com.mail.protection.outlook.com
MX Priorities
- coolinghouse-com.mail.protection.outlook.com: 10
A / AAAA Records
- 46.183.250.82 ↩ vs00003-02.businessconnect.nl
Mail Server IPs
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.6 ↩ mail-am6pr04cu00306.inbound.protection.outlook.com
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
- 2a01:111:f403:ca04::c ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.thednscompany.com ns1.thednscompany.com 2026022601 7200 7200 1209600 3600
Primary NS (mname)
ns1.thednscompany.com
Admin Email (rname)
ns1@thednscompany.com
Serial
2026022601
Refresh
7200s
Retry
7200s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2.thednscompany.com
ns3.thednscompany.com
ns1.thednscompany.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 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
2 records- MS=ms48714308
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for coolinghouse.com
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