Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mwhconstructors.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 07:53:55 UTC · ↺ Refresh
MX Hostnames
- mwhconstructors-com.mail.protection.outlook.com
MX Priorities
- mwhconstructors-com.mail.protection.outlook.com: 0
A / AAAA Records
- 198.202.211.1 (no PTR)
Mail Server IPs
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
pdns79.ultradns.com hostmaster.mwhglobal.com 2013011649 10800 1800 1209600 3600
Primary NS (mname)
pdns79.ultradns.com
Admin Email (rname)
hostmaster@mwhglobal.com
Serial
2013011649
Refresh
10800s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
pdns79.ultradns.biz
pdns79.ultradns.com
pdns79.ultradns.net
pdns79.ultradns.org
udns1.ultradns.net
udns2.ultradns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf-a.mycoitracking.com include:spf.protection.outlook.com include:spfa.cpmails.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com include:_spf.brainier.com -all
📊 DNS lookups: 7/10
✓ 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
4 records- SPFv=spf1 include:spf-a.mycoitracking.com include:spf.protection.outlook.com include:spfa.cpmails.com include:_spf.salesforce.com include:_spf.psm.knowbe4.com include:_spf.brainier.com -all
- MS=ms67140309
- apple-domain-verification=p0Sy43gXfPelkMhG
- 1password-site-verification=OSNA7L4NEZDJXIZGXZON7GBQ5E
Full email verification for mwhconstructors.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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