Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
expertisepositive.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 22:17:49 UTC · ↺ Refresh
MX Hostnames
- expertisepositive-com.mail.protection.outlook.com
MX Priorities
- expertisepositive-com.mail.protection.outlook.com: 0
A / AAAA Records
- 51.210.184.207 (no PTR)
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
SOA Record
Raw SOA
dns105.ovh.net tech.ovh.net 2026031400 86400 3600 3600000 300
Primary NS (mname)
dns105.ovh.net
Admin Email (rname)
tech@ovh.net
Serial
2026031400
Refresh
86400s
Retry
3600s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
ns105.ovh.net
dns105.ovh.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:5.226.2.176/28 a:smtp-gw1.silae.fr -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo 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
3 records- SPFv=spf1 include:spf.protection.outlook.com ip4:5.226.2.176/28 a:smtp-gw1.silae.fr -all
- 4|https://www.aventy.fr
- MS=ms53942226
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