Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eco-three.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 23:26:29 UTC · ↺ Refresh
MX Hostnames
- ecothree-com0i.mail.protection.outlook.com
MX Priorities
- ecothree-com0i.mail.protection.outlook.com: 0
A / AAAA Records
- 23.96.5.181 (no PTR)
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.10.5 ↩ mail-bn6pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f804::3 ↩ mail-co1pr03cu00403.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.he.net hostmaster.he.net 2025060300 86400 7200 3600000 86400
Primary NS (mname)
ns1.he.net
Admin Email (rname)
hostmaster@he.net
Serial
2025060300
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns5.he.net
ns4.he.net
ns2.he.net
ns3.he.net
ns1.he.net
SPF Record
✓ Strict (-all)
v=spf1 a include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 a include:spf.protection.outlook.com -all
- MS=ms13454502
- google-site-verification=W45JPzmki7wpVQAhAVcrHPX_LAU9405MwFYRPgmrAiA
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