Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
eisbaeren.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-01 09:43:06 UTC · ↺ Refresh
MX Hostnames
- eisbaeren-de.mail.protection.outlook.com
MX Priorities
- eisbaeren-de.mail.protection.outlook.com: 0
A / AAAA Records
- 52.4.54.3 ↩ ec2-52-4-54-3.compute-1.amazonaws.com
Mail Server IPs
- 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.10 ↩ mail-mw2pr02cu00502.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:c91d:: ↩ mail-mw2pr04cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-03.azure-dns.com hostmaster.aegeurope.com 2025030301 3600 300 2419200 300
Primary NS (mname)
ns1-03.azure-dns.com
Admin Email (rname)
hostmaster@aegeurope.com
Serial
2025030301
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-03.azure-dns.org
ns4-03.azure-dns.info
ns1-03.azure-dns.com
ns2-03.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com a:mx4.eventim.de include:mail.zendesk.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; sp=reject; pct=100; rua=mailto:[email protected]; adkim=s; aspf=s
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.protection.outlook.com a:mx4.eventim.de include:mail.zendesk.com -all
- onetrust-domain-verification=af8eeceee5b444e4837c442787885535
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 eisbaeren.de
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits