aab40.dk

Valid Email Server

Domain Overview

DNS: ✓ 16h ago Checker: ✓ 16h ago
aab40.dk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-10-30 10:59:26 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • mx01.dandomain.dk

MX Priorities

  • mx01.dandomain.dk: 10

A / AAAA Records

  • 87.116.13.122 ↩ s6.stom.dk

Mail Server IPs

  • 212.237.249.50 ↩ mx1.dandomain.dk

SOA Record

Raw SOA ns01.one.com hostmaster.one.com 2026093001 14400 3600 1209600 600
Primary NS (mname)
ns01.one.com
Admin Email (rname)
hostmaster@one.com
Serial
2026093001
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

ns01.one.com
ns02.one.com

SPF Record

✓ Soft Fail (~all)
v=spf1 +mx +a +ip4:87.116.13.122 include:sendgrid.net include:spf.stom.dk ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate 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

✗ None detected

No 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

2 records
  • SPFv=spf1 +mx +a +ip4:87.116.13.122 include:sendgrid.net include:spf.stom.dk ~all
  • DKIMv=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4RLlAASaY+gHd5gIZsK/Mw1lk9Qg7cN6WmxZwlFZEtp9DjcVUrP8D9M7Bs+SxRtxS1lyG/DWbUuLnjNr7d4w7OyNy//Gkk+bAEetmgn1780Z+gc7LHYaN3PcoebKeFBoCx1TaDrJWM41GXyL21tkEZCJcdH74oLITDF8orfk0K/6/g5szbyQxbxXJFZ69CSqCv1+de19y8VFU+k2rT48M//isJShe/htuML3PFwvYTcP5uiIj8XCUu+GYVWpvkpfqGAwsn4iklA30Bos5B0gyEiWKqOyUq2LKanzOU9WV3TLnTocubJrXdEA34/WRGdcOqIlay2mARcxzc6lH0y2rwIDAQAB;
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 aab40.dk

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits