Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
cerestolvas.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-21 10:41:27 UTC · ↺ Refresh
MX Hostnames
- cerestolvas-com-ar.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 172.67.132.31
- 104.21.4.135
- 2606:4700:3036::ac43:841f
- 2606:4700:3037::6815:487
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
dara.ns.cloudflare.com
leonidas.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.ipzmarketing.com ip4:167.114.211.26 +a +mx -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;sp=none;adkim=r;aspf=r;pct=100;fo=1;rf=afrf;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
3 records- SPFv=spf1 include:spf.protection.outlook.com include:spf.ipzmarketing.com ip4:167.114.211.26 +a +mx -all
- MS=8C0335D51D070E5B271BF2A66D6A669DFBDC66E3
- MS=ms73007988
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