Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
optimax.com.do
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-05-20 23:12:55 UTC · ↺ Refresh
MX Hostnames
- optimax-com-do.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 35.209.129.10
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 include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1;p=reject;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]
DKIM Selectors
✓ 3 found
google._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net -all
- facebook-domain-verification=yct31hljc7fsq5qw5cv8qyzb6tnvd8
- MS=ms21458412
- MS=ms70988213
- mscid=dKq6kXO38Z2MUvJcKbxUtYsDZ1ALsp3cC4Zl7o+4eH+NUI4pqroabYGwGKIpfUASiwLkgD84PEDDbFKGHIksvg==
Full email verification for optimax.com.do
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