Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
thomasconstructors.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-26 06:05:30 UTC · ↺ Refresh
MX Hostnames
- thomasconstructors-com.mail.protection.outlook.com
MX Priorities
- thomasconstructors-com.mail.protection.outlook.com: 0
A / AAAA Records
- 160.153.0.45 ↩ 45.0.153.160.host.secureserver.net
Mail Server IPs
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f802:: ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
SOA Record
Raw SOA
ns19.domaincontrol.com dns.jomax.net 2023112102 28800 7200 604800 3600
Primary NS (mname)
ns19.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2023112102
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns19.domaincontrol.com
ns20.domaincontrol.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
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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- ca3-c25e63b651d7432eb63ebfecda7a1d0b
- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms15964565
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