Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
prinzregent.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 08:25:48 UTC · ↺ Refresh
MX Hostnames
- mail1.prinzregent.de
- mail.prinzregent.de
MX Priorities
- mail1.prinzregent.de: 20
- mail.prinzregent.de: 10
A / AAAA Records
- 157.97.40.89 (no PTR)
Mail Server IPs
- 212.114.253.26 ↩ mail.prinzregent.de
SOA Record
Raw SOA
ns.udag.de hostmaster.united-domains.de 2024121965 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024121965
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns.udag.org
ns.udag.de
ns.udag.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.mailjet.com include:_smtp.udag.de include:spf.customice.de include:spf.webapps.net include:spf.zeppelin-group.com ~all
📊 DNS lookups: 5/10
~ 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
✓ 3 found
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:spf.mailjet.com include:_smtp.udag.de include:spf.customice.de include:spf.webapps.net include:spf.zeppelin-group.com ~all
- google-site-verification=qcLM3Z5YxPomcIgAC0XKsCN7h02ndweTyESHv_5Il1Y
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