castroconsultores.com.ar

Valid Email Server
Domain Lookup › castroconsultores.com.ar

Domain Overview

DNS: ✓ 2d ago Checker: ✓ 2d ago
castroconsultores.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 14:05:12 UTC · ↺ Refresh

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MX Hostnames

  • castroconsultores-com-ar.mail.protection.outlook.com

MX Priorities

  • castroconsultores-com-ar.mail.protection.outlook.com: 0

A / AAAA Records

  • 167.250.5.40 ↩ nb40.servidoraweb.net

Mail Server IPs

  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
  • 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:c946:: ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA dns1.servidoraweb.net servers.servidoraweb.net 2026050505 3600 1800 1209600 86400
Primary NS (mname)
dns1.servidoraweb.net
Admin Email (rname)
servers@servidoraweb.net
Serial
2026050505
Refresh
3600s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

dns1.servidoraweb.net
dns2.servidoraweb.net

SPF Record

✓ Strict (-all)
v=spf1 ip4:167.250.5.40 include:servidoraweb.net ip4:167.250.5.23 +a +mx +include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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 ip4:167.250.5.40 include:servidoraweb.net ip4:167.250.5.23 +a +mx +include:spf.protection.outlook.com -all
  • MS=ms71458593
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