Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
perezmarzo.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 09:44:27 UTC · ↺ Refresh
MX Hostnames
- perezmarzo-com-ar.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 167.250.5.7
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns2.bdm.microsoftonline.com
ns3.bdm.microsoftonline.com
ns4.bdm.microsoftonline.com
ns1.bdm.microsoftonline.com
SPF Record
✓ Strict (-all)
v=spf1 a ip4:167.250.5.7 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=1; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
⚠ Policy applies to 1% of failing messages only
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
8 records- MS=ms79092257
- perezmarzo.com.ar
- perezmarzo-com-ar.mail.protection.outlook.com
- ip4:167.250.5.7 include:spf.protection.outlook.com -all
- google-site-verification=4_I25W7oWBXW3_I9Cdz8Zz0BCm7-mDeBLvXyZYLbKJE
- SPFv=spf1 a ip4:167.250.5.7 include:spf.protection.outlook.com -all
- mscid=P0vmiuGQENnNQtNK4sTbOrDuGKhaLse78ws9Ox1DfnzGqfpd8X+oazhHKPV7JSg4WPURlRQwuhBp3so5Y6hioQ==
- MS=ms93171107
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