metalfrio.com.br

Valid Email Server
Domain Lookup › metalfrio.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
metalfrio.com.br
Yes
✓ Yes
Proofpoint
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-20 13:33:11 UTC · ↺ Refresh

MX Hostnames

  • mxb-00a55101.gslb.pphosted.com
  • mxa-00a55101.gslb.pphosted.com

MX Priorities

  • mxb-00a55101.gslb.pphosted.com: 20
  • mxa-00a55101.gslb.pphosted.com: 10

A / AAAA Records

  • 18.228.148.254 ↩ ec2-18-228-148-254.sa-east-1.compute.amazonaws.com

Mail Server IPs

  • 148.163.137.129 ↩ mx0b-00a55101.pphosted.com
  • 148.163.133.129 ↩ mx0a-00a55101.pphosted.com

SOA Record

Raw SOA ns-1166.awsdns-17.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1166.awsdns-17.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns-861.awsdns-43.net
ns-1166.awsdns-17.org
ns-1669.awsdns-16.co.uk
ns-197.awsdns-24.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf-00a55101.pphosted.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=s; adkim=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No 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

5 records
  • google-site-verification=szxpygBLcYnG6pZrewusrcQfB_U_XMXaMDp9vrCh_F4
  • tF9LeMlAGeOuChioellrQgGwWCg344IbJTNZvb/3X7WntQD53gEB08yYoWzOc7bOUd3OQ4izgwPDlckSpJQKKg==
  • SPFv=spf1 include:spf.protection.outlook.com include:spf-00a55101.pphosted.com -all
  • MS=BEE3128B880F37997E72EFE02B9B2D2F400842EB
  • _globalsign-domain-verification=h6dR5Ph2q81FPCXZmoNgFOM5_kJSpLoF3cH6xX80eV
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