buchholz-und-partner.de

Valid Email Server
Domain Lookup › buchholz-und-partner.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
buchholz-und-partner.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 12:06:50 UTC · ↺ Refresh

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MX Hostnames

  • mx01.hornetsecurity.com
  • mx02.hornetsecurity.com
  • mx04.hornetsecurity.com
  • mx03.hornetsecurity.com

MX Priorities

  • mx03.hornetsecurity.com: 30
  • mx01.hornetsecurity.com: 10
  • mx04.hornetsecurity.com: 40
  • mx02.hornetsecurity.com: 20

A / AAAA Records

  • 85.13.151.231 ↩ dd35030.kasserver.com

Mail Server IPs

  • 94.100.134.8 ↩ mx03.hornetsecurity.com
  • 94.100.132.8 ↩ mx01.hornetsecurity.com
  • 94.100.136.7 ↩ mx04.hornetsecurity.com
  • 94.100.136.8 ↩ mx02.hornetsecurity.com

SOA Record

Raw SOA ns1.marfie-server.de hostmaster.alfahosting.de 2026032720 28800 7200 604800 86400
Primary NS (mname)
ns1.marfie-server.de
Admin Email (rname)
hostmaster@alfahosting.de
Serial
2026032720
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns3.marfie-server.de
ns2.marfie-server.de
ns1.marfie-server.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:149.154.100.65 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.hornetsecurity.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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

5 records
  • google-site-verification=qoeizernEP563ZbHFAXcU_r4yVawHuOnrdH4YyLs_NQ
  • 4ySKWy3PA+HxnIFotGVAM2coE8BeCkkUOWyivWQprp3UFgaOB/HqzdWqcBBh+PlJPUc5hm86X+L19sKIdUSRTQ==
  • SPFv=spf1 ip4:149.154.100.65 include:spf.protection.outlook.com include:spf.emailsignatures365.com include:spf.hornetsecurity.com -all
  • MS=ms91082000
  • cisco-ci-domain-verification=10daf75dc2f3bd8616c78c492bb5b01d24f271d39f0cfd8d13143a4aa1a40209
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