Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
firstcom.fr
Disposable
✓ Yes
Unknown
⚠ Yes
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 16:12:02 UTC · ↺ Refresh
MX Hostnames
- mx-mibc-fr-06.mailinblack.com
MX Priorities
- mx-mibc-fr-06.mailinblack.com: 5
A / AAAA Records
- 37.187.240.88 ↩ vps-5446511c.vps.ovh.net
Mail Server IPs
- 51.103.85.55 ↩ mx-mibc-fr-06.mailinblack.com
SOA Record
Raw SOA
dns200.anycast.me tech.ovh.net 2026022400 86400 3600 3600000 300
Primary NS (mname)
dns200.anycast.me
Admin Email (rname)
tech@ovh.net
Serial
2026022400
Refresh
86400s
Retry
3600s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
dns200.anycast.me
ns200.anycast.me
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mailjet.com a ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 include:spf.infomaniak.ch include:email.prnewswire.com -all
📊 DNS lookups: 5/10
✓ 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 include:spf.protection.outlook.com include:spf.mailjet.com a ip4:167.89.0.0/17 ip4:208.117.48.0/20 ip4:50.31.32.0/19 ip4:198.37.144.0/20 ip4:198.21.0.0/21 ip4:192.254.112.0/20 ip4:168.245.0.0/17 include:spf.infomaniak.ch include:email.prnewswire.com -all
- MS=ms65172378
- Hy5t74fo576yj4
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