Domain Overview
DNS: ✓ just now
Checker: ✓ just now
serfiex.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-09-23 11:29:35 UTC · ↺ Refresh
MX Hostnames
- mx.serviciodecorreo.es
MX Priorities
- mx.serviciodecorreo.es: 10
A / AAAA Records
- 51.254.16.36 ↩ cluster023.hosting.ovh.net
Mail Server IPs
- 82.223.190.100 ↩ mx.serviciodecorreo.es
SOA Record
Raw SOA
dns5.servidoresdns.net hostmaster.servidoresdns.net 2005060470 21600 3600 2419200 86400
Primary NS (mname)
dns5.servidoresdns.net
Admin Email (rname)
hostmaster@servidoresdns.net
Serial
2005060470
Refresh
21600s
Retry
3600s
Expire
2419200s
Minimum TTL
86400s
Nameservers (NS)
dns5.servidoresdns.net
dns6.servidoresdns.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.serviciodecorreo.es ~all
📊 DNS lookups: 1/10
~ Soft fail (~all) — moderate 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=ms32107056
- SPFv=spf1 include:_spf.serviciodecorreo.es ~all
- google-site-verification=iHvlAyTNTn8W-F8s2Ax2ZML2khBAA71wgLTy6T-Dubs
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 serfiex.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits