Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
realdania.dk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-10-29 15:25:52 UTC · ↺ Refresh
MX Hostnames
- mx1-dk.centerasecurity.dk
- mx3-dk.centerasecurity.dk
- mx2-dk.centerasecurity.dk
MX Priorities
- mx3-dk.centerasecurity.dk: 20
- mx2-dk.centerasecurity.dk: 10
- mx1-dk.centerasecurity.dk: 10
A / AAAA Records
- 20.105.216.32 (no PTR)
Mail Server IPs
- 89.233.19.129 (no PTR)
- 128.76.60.187 ↩ mx6.centerasecurity.dk
- 89.233.19.128 (no PTR)
- 128.76.60.168 ↩ mx6.centerasecurity.dk
- 128.76.60.169 ↩ mx6.centerasecurity.dk
- 89.233.19.188 (no PTR)
- 89.233.19.127 (no PTR)
- 128.76.60.167 ↩ mx6.centerasecurity.dk
SOA Record
Raw SOA
ns.scannet2.dk hostmaster.scannet.dk 2026090701 14400 3600 1209600 300
Primary NS (mname)
ns.scannet2.dk
Admin Email (rname)
hostmaster@scannet.dk
Serial
2026090701
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns.scannet2.dk
ns2.scannet2.dk
SPF Record
✓ Strict (-all)
v=spf1 include:_spf73420.spf-protect.dk -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
15 records- E/5s8W7rDfwtsIL7qYyJCbzw9DZMUsFaVzDLmzHqCXLA5VhbRqoZjYprSw+12ZLb5VZN5sB4wpxDjh3LERF7Zg==
- Gd9o9QxjvbIoEsKIlUQ08/Ex8QZ3oQj9z1HDGRcQ/3mIWXOdl6SvP5tlPG7K3vyiK+lxq3Mziyxc0XBm9eB90w==
- MS=ms51841026
- MS=ms87116847
- _globalsign-domain-verification=9Wg5YWRfe5p7rTKkUAE8j51dMe1skMVeIG6FwhItN1
- apple-domain-verification=e5s7fXshKVEyOzuw
- atlassian-domain-verification=vYPpNIbEUgk2UVRBkNMN7TJyXCnWIZPc4NJUDsbbWa1VQUSAgEArgWa1aJskkKaF
- atlassian-sending-domain-verification=96997bcf-cb2d-49f5-964e-11449c31e5b9
- google-site-verification=PHamMuVMibcha-HDY4v8RbeQlMRFZfbQfbz194RHv8s
- mistral-domain-verification=2dc8fb1b30bb699974160e27a4fcc5d208b5789e
- ms-domain-verification=e33d76af-1888-4217-90df-2fe861226383
- openai-domain-verification=dv-dy6r1IA37hgA15iBXSgAgw1V
- sofXnARsyfxJNj05Hejj5EmOyTmDHcEkKrewE00rMbA=
- SPFv=spf1 include:_spf73420.spf-protect.dk -all
- D6FC860251C9E2C5DA0BD4727A752D8E7646390A0D13C12B04632A313A05C030
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 realdania.dk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits