Live data — DNS records and disposable check were just fetched and saved.
Domain Overview
DNS: ⚡ live
Checker: ⚡ live
atlab.dk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-10-29 14:16:12 UTC · ↺ Refresh
MX Hostnames
- atlab-dk.mail.protection.outlook.com
MX Priorities
- atlab-dk.mail.protection.outlook.com: 0
A / AAAA Records
- 34.88.230.205 ↩ 205.230.88.34.bc.googleusercontent.com
Mail Server IPs
- 52.101.103.39 ↩ mail-miypr05cu00207.inbound.protection.outlook.com
- 52.101.103.36 ↩ mail-miypr05cu00104.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 52.101.73.126 ↩ mail-am8pr83cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c967::c ↩ mail-cpjpr05cu00204.inbound.protection.outlook.com
- 2a01:111:f403:ca09::26 ↩ mail-am8pr83cu00106.inbound.protection.outlook.com
- 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.curanet.dk hostmaster.curanet.dk 2026102307 14400 3600 1209600 300
Primary NS (mname)
ns1.curanet.dk
Admin Email (rname)
hostmaster@curanet.dk
Serial
2026102307
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns1.curanet.dk
ns2.curanet.dk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:141477707.spf02.hubspotemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; np=reject; aspf=s; adkim=s; rua=mailto:[email protected]; ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
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
4 records- apple-domain-verification=DCl9D4gnpcxmZ73r
- google-site-verification=_QVncXV1IHyIm6AgkPIXj2fecm1OwKclY7hGbGxOR8g
- MS=ms37686385
- SPFv=spf1 include:spf.protection.outlook.com include:141477707.spf02.hubspotemail.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 · Customize →
See demo & docs
Deep verification
Full email verification for atlab.dk
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits