Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
kaptena.se
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 11:44:58 UTC · ↺ Refresh
MX Hostnames
- kaptena-se.mail.protection.outlook.com
MX Priorities
No priority data.
A / AAAA Records
- 185.15.122.22
- 185.15.122.23
- 2a01:2b0:301d:600::1022
- 2a01:2b0:301d:600::1023
Mail Server IPs
No IPs resolved.
SOA Record
No SOA record found.
Nameservers (NS)
ns.aname.net
ns2.aname.net
ns3.aname.se
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:sendgrid.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:spf.protection.outlook.com include:sendgrid.net -all
- google-site-verification=Pgg3XsD2QVYcCEbUz7qIIrlSdzLUvjCKOCBXR2MxLDQ
- include:139514286.spf07.hubspotemail.net
- MS=ms50449092
- google-site-verification=cQU5cuVMFwHSSixuqcyUR_JNVMhrBXDt2DthNDnPMc8
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 kaptena.se
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits