buesum.de

Valid Email Server
Domain Lookup › buesum.de

Domain Overview

DNS: ✓ 1mo ago Checker: ✓ 1mo ago
buesum.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-06 14:45:03 UTC · ↺ Refresh

MX Hostnames

  • mx-01-eu-central-1.prod.hydra.sophos.com
  • mx-02-eu-central-1.prod.hydra.sophos.com

MX Priorities

  • mx-01-eu-central-1.prod.hydra.sophos.com: 10
  • mx-02-eu-central-1.prod.hydra.sophos.com: 20

A / AAAA Records

  • 185.48.220.77 ↩ nds-p1-nx-ha-01.neusta-is.de

Mail Server IPs

  • 52.57.183.85 ↩ ec2-52-57-183-85.eu-central-1.compute.amazonaws.com
  • 52.28.39.216 ↩ ec2-52-28-39-216.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA nsa4.schlundtech.de supportteam.neusta.de 2025102203 43200 7200 1209600 600
Primary NS (mname)
nsa4.schlundtech.de
Admin Email (rname)
supportteam@neusta.de
Serial
2025102203
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

nsc4.schlundtech.de
nsa4.schlundtech.de
nsb4.schlundtech.de
nsd4.schlundtech.de

SPF Record

✓ Strict (-all)
v=spf1 a:mail.amt-buesum-wesselburen.de a:mx00.kundenserver.de a:mx01.kundenserver.de ip4:47.130.20.27 include:_spf.zimpel.de include:spf.mailjet.com include:_spf_eucentral1.prod.hydra.sophos.com include:smtp.neusta-is.de -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict 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
  • sophos-domain-verification=a23211a6f88dc3b934a03117371d20ebd6437a78
  • SPFv=spf1 a:mail.amt-buesum-wesselburen.de a:mx00.kundenserver.de a:mx01.kundenserver.de ip4:47.130.20.27 include:_spf.zimpel.de include:spf.mailjet.com include:_spf_eucentral1.prod.hydra.sophos.com include:smtp.neusta-is.de -all
  • MS=C2FA0E5B83144CEA646B8F37C068411B2FCABC8D
  • google-site-verification=CP0vXGOf3ajP7BGa34D8B0IdP9yCnLxNrfw5HAkXNss
Full email verification for buesum.de

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits