graycontracting.net

Valid Email Server
Domain Lookup › graycontracting.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
graycontracting.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-18 17:50:44 UTC · ↺ Refresh

MX Hostnames

  • graycontracting-net.mail.protection.outlook.com
  • mx1-us1.ppe-hosted.com
  • mx2-us1.ppe-hosted.com

MX Priorities

  • mx1-us1.ppe-hosted.com: 10
  • graycontracting-net.mail.protection.outlook.com: 0
  • mx2-us1.ppe-hosted.com: 20

A / AAAA Records

  • 75.101.134.27

Mail Server IPs

  • 67.231.154.162 ↩ mx1-us1.ppe-hosted.com
  • 148.163.129.50 ↩ mx1-us1.ppe-hosted.com
  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
  • 148.163.129.51
  • 67.231.154.163

SOA Record

Raw SOA ns1.mydomain.com namehost\@worldnic.com 124103015 10800 3600 604800 3600
Primary NS (mname)
ns1.mydomain.com
Admin Email (rname)
namehost\@worldnic@com
Serial
124103015
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns1.mydomain.com
ns2.mydomain.com

SPF Record

✓ Strict (-all)
v=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.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

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 a:dispatch-us.ppe-hosted.com include:spf.protection.outlook.com -all
  • MS=ms70118560
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