simon-und-partner.de

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

Domain Overview

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

Checked via [email protected] · 2026-03-20 04:12:57 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-02-eu-central-1.prod.hydra.sophos.com: 20
  • mx-01-eu-central-1.prod.hydra.sophos.com: 0

A / AAAA Records

  • 99.83.190.102 ↩ aacb0a264e514dd48.awsglobalaccelerator.com
  • 75.2.70.75 ↩ aacb0a264e514dd48.awsglobalaccelerator.com

Mail Server IPs

  • 18.159.237.67 ↩ ec2-18-159-237-67.eu-central-1.compute.amazonaws.com
  • 52.57.79.230 ↩ ec2-52-57-79-230.eu-central-1.compute.amazonaws.com

SOA Record

Raw SOA ns27.domaincontrol.com dns.jomax.net 2025102302 28800 7200 604800 600
Primary NS (mname)
ns27.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025102302
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns28.domaincontrol.com
ns27.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 mx include:spf-de.emailsignatures365.com include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com include:_spf_eucentral1.prod.hydra.sophos.com ip4:93.241.255.52 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

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

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

3 records
  • sophos-domain-verification=dd786f8f7c20344502fb2e1efc5058f36d55c7ca519843c090237fb320f69d18
  • sophos-domain-verification=0e594a79ab1f3ecf85f86d00840dfeab3cc80f91
  • SPFv=spf1 mx include:spf-de.emailsignatures365.com include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com include:_spf_eucentral1.prod.hydra.sophos.com ip4:93.241.255.52 -all
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