Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thermalcomforthvac.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 12:28:13 UTC · ↺ Refresh
MX Hostnames
- thermalcomforthvac-com.mail.protection.outlook.com
MX Priorities
- thermalcomforthvac-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.21.24.50 (no PTR)
- 172.67.216.221 (no PTR)
- 2606:4700:3033::ac43:d8dd
- 2606:4700:3033::6815:1832
Mail Server IPs
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
alberto.ns.cloudflare.com dns.cloudflare.com 2396547085 10000 2400 604800 1800
Primary NS (mname)
alberto.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2396547085
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
alberto.ns.cloudflare.com
maleah.ns.cloudflare.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; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- google-site-verification=yh6Y_pMxdh8wDEkq-NtOpBkU3JFldtcYtQJDq9iF5FA
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms33189545
- apple-domain-verification=q4T4DaT4qngya7YK6qAtGpsw_Dyg-DzYjdnkWyCGu94
Full email verification for thermalcomforthvac.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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