contracting-mcs.com

Valid Email Server
Domain Lookup › contracting-mcs.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
contracting-mcs.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 12:01:31 UTC · ↺ Refresh

MX Hostnames

  • contractingmcs-com02i.mail.protection.outlook.com

MX Priorities

  • contractingmcs-com02i.mail.protection.outlook.com: 0

A / AAAA Records

  • 65.254.227.224 ↩ 65-254-227-224.yourhostingaccount.com

Mail Server IPs

  • 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
  • 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.fatcow.com dnsadmin.fatcow.com 2011042847 10800 3600 604800 86400
Primary NS (mname)
ns1.fatcow.com
Admin Email (rname)
dnsadmin@fatcow.com
Serial
2011042847
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns2.fatcow.com
ns1.fatcow.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 3 found
selector1._domainkey
selector2._domainkey
dkim._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

2 records
  • MS=ms37485411
  • SPFv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.com -all
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