Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
crconstructionco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 13:46:51 UTC · ↺ Refresh
MX Hostnames
- crconstructionco-com.mail.protection.outlook.com
MX Priorities
- crconstructionco-com.mail.protection.outlook.com: 0
A / AAAA Records
- 72.167.208.146 ↩ 146.208.167.72.host.secureserver.net
Mail Server IPs
- 52.101.42.16 ↩ mail-co1pr05cu00300.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
SOA Record
Raw SOA
ns33.domaincontrol.com dns.jomax.net 2025081300 28800 7200 604800 600
Primary NS (mname)
ns33.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025081300
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns33.domaincontrol.com
ns34.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:74.62.108.131/32 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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- SPFv=spf1 ip4:74.62.108.131/32 include:spf.protection.outlook.com -all
- MS=ms89643971
- duo_sso_verification=N08wZnNuMzTWrHqi8VfV7iRysfjZAfP3UORyfYNkdhRhN8Ir8ql4rG5vSoMVRFPB
- 82s1SN6FShVbKK6EISDXTR7jOnC7geB9o045/eTUP8j1uisQFqSOSOWtT3M4YIOGxtV3qKcHRod2DqY3+CUGgQ==
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