blue-bizz.com

Valid Email Server
Domain Lookup › blue-bizz.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
blue-bizz.com
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-22 07:52:42 UTC · ↺ Refresh

MX Hostnames

  • mail.blue-bizz.com

MX Priorities

  • mail.blue-bizz.com: 10

A / AAAA Records

  • 62.153.122.95 (no PTR)
  • 2a01:488:42:1000:50ed:84af:ff83:75d1 (no PTR)

Mail Server IPs

  • 80.237.138.5 ↩ mx0.webpack.hosteurope.de

SOA Record

Raw SOA ns.udag.de hostmaster.united-domains.de 2024121688 10800 3600 604800 3600
Primary NS (mname)
ns.udag.de
Admin Email (rname)
hostmaster@united-domains.de
Serial
2024121688
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

ns.udag.de
ns.udag.net
ns.udag.org

SPF Record

✓ Soft Fail (~all)
v=spf1 a mx ip4:80.237.132.175 ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

4 records
  • SPFv=spf1 a mx ip4:80.237.132.175 ~all
  • MS=ms32223483
  • apple-domain-verification=p8K8kv3UvGaU7eCH
  • apple-domain-verification=KSmGslDttrYPABP7
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