a2-ai.com

Valid Email Server
Domain Lookup › a2-ai.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
a2-ai.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 00:09:46 UTC · ↺ Refresh

MX Hostnames

  • a2ai-com0e.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 98.84.224.111
  • 18.208.88.157

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

dns3.p03.nsone.net
dns2.p03.nsone.net
dns4.p03.nsone.net
dns1.p03.nsone.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

4 records
  • cursor-domain-verification-1y4jaa=CQ6d3t9hA7S5IFwtZ87xSFe18
  • atlassian-domain-verification=mXfwoEXZJy5BYVn8y755rY8mE5m9XMhnecU2IEF1wcvjpPuo9PcOXda2LMMq5FEK
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • openai-domain-verification=dv-Mi3vWjRWdqIJ9owm8RG8CyKo
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