Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
zalba-caldu.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 17:50:16 UTC · ↺ Refresh
MX Hostnames
- zalbacaldu-com01c.mail.protection.outlook.com
- aon.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 37.27.137.112
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
nancy.ns.cloudflare.com
thomas.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.aon.net include:spf.acumbamail.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; fo=1; rua=mailto:[email protected]; ruf=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- MS=ms25057671
- cisco-ci-domain-verification=727960634cfe40f005f159f1c0bcaa4aa434f35461795b41a7fad26360069e6c
- figma-domain-verification=4edf6bb712dfce6e6182b1b7b030583195567d37834e8e24e495152f92eaef82-1760028563
- SPFv=spf1 include:spf.aon.net include:spf.acumbamail.com -all
- webexdomainverification.4C675B877D2DB136E053AB06FC0A3F65=61b100ed-d507-4c7b-a98f-8887668b9d4d
- 3AB17820E5A00D3FDB1DBBEF827C3E1BE1DAFACE
- 5f923f19-d439-4f87-8b12-bc624a7fce04
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