Domain Overview
DNS: ✓ just now
Checker: ✓ just now
interoc.fr
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-09-04 18:09:37 UTC · ↺ Refresh
MX Hostnames
- mx-mibc-fr-05.mailinblack.com
MX Priorities
- mx-mibc-fr-05.mailinblack.com: 5
A / AAAA Records
- 213.186.33.5 ↩ redirect.ovh.net
Mail Server IPs
- 51.103.112.132 (no PTR)
SOA Record
Raw SOA
dns10.ovh.net tech.ovh.net 2024071300 86400 3600 3600000 86400
Primary NS (mname)
dns10.ovh.net
Admin Email (rname)
tech@ovh.net
Serial
2024071300
Refresh
86400s
Retry
3600s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns10.ovh.net
dns10.ovh.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.mailinblack.com ip4:90.80.71.65 ip4:80.11.79.210 ip4:80.247.239.237 ip4:185.218.212.103 -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- MS=ms11655918
- SPFv=spf1 include:spf.protection.outlook.com include:spf.mailinblack.com ip4:90.80.71.65 ip4:80.11.79.210 ip4:80.247.239.237 ip4:185.218.212.103 -all
- MS=371764F3953FF95BB794FB7775D02B79F06362AA
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for interoc.fr
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits