Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cportoclinic.pt
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-20 07:23:53 UTC · ↺ Refresh
MX Hostnames
- mail-pt.securemail.pro
MX Priorities
- mail-pt.securemail.pro: 10
A / AAAA Records
- 81.88.57.70 (no PTR)
Mail Server IPs
- 81.88.48.101 ↩ massenet.register.it
SOA Record
Raw SOA
ns1.amenworld.com root.amen.fr 2022031101 86400 7200 2592000 300
Primary NS (mname)
ns1.amenworld.com
Admin Email (rname)
root@amen.fr
Serial
2022031101
Refresh
86400s
Retry
7200s
Expire
2592000s
Minimum TTL
300s
Nameservers (NS)
ns1.amenworld.com
ns2.amenworld.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.webapps.net ~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
1 record- SPFv=spf1 include:spf.webapps.net ~all
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
See demo & docs
Deep verification
Full email verification for cportoclinic.pt
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits