thegrassmaster.com

Valid Email Server
Domain Lookup › thegrassmaster.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
thegrassmaster.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-21 17:02:04 UTC · ↺ Refresh

MX Hostnames

  • thegrassmaster-com.mail.protection.outlook.com

MX Priorities

  • thegrassmaster-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 141.193.213.21 (no PTR)
  • 141.193.213.20 (no PTR)

Mail Server IPs

  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
  • 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
  • 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
  • 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:f90b:: ↩ mail-bn6pr04cu00100.inbound.protection.outlook.com

SOA Record

Raw SOA curitiba.ns.porkbun.com dns.cloudflare.com 2368676694 10000 2400 604800 1800
Primary NS (mname)
curitiba.ns.porkbun.com
Admin Email (rname)
dns@cloudflare.com
Serial
2368676694
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

maceio.ns.porkbun.com
salvador.ns.porkbun.com
curitiba.ns.porkbun.com
fortaleza.ns.porkbun.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf.smtp2go.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

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

All TXT Records

1 record
  • SPFv=spf1 include:spf.protection.outlook.com include:mailgun.org include:spf.smtp2go.com ~all
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