martecapital.com.br

Valid Email Server
Domain Lookup › martecapital.com.br

Domain Overview

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

Checked via [email protected] · 2026-03-30 08:45:32 UTC · ↺ Refresh

MX Hostnames

  • martecapital-com-br.mail.protection.outlook.com

MX Priorities

  • martecapital-com-br.mail.protection.outlook.com: 0

A / AAAA Records

  • 162.241.203.25 ↩ 162-241-203-25.unifiedlayer.com

Mail Server IPs

  • 52.101.42.14 ↩ mail-mw2pr04cu00106.inbound.protection.outlook.com
  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
  • 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com

SOA Record

Raw SOA ns256.prodns.com.br adm.grupodsrh.com.br 2026031903 86400 7200 3600000 86400
Primary NS (mname)
ns256.prodns.com.br
Admin Email (rname)
adm@grupodsrh.com.br
Serial
2026031903
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns256.prodns.com.br
ns257.prodns.com.br

SPF Record

✓ Strict (-all)
v=spf1 +a +mx +ip4:162.241.203.22 +ip4:162.241.203.25 +include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

DKIM Selectors

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

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

All TXT Records

2 records
  • SPFv=spf1 +a +mx +ip4:162.241.203.22 +ip4:162.241.203.25 +include:spf.protection.outlook.com -all
  • MS=ms46881435
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