smartmicro.de

Valid Email Server
Domain Lookup › smartmicro.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
smartmicro.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 12:43:02 UTC · ↺ Refresh

MX Hostnames

  • firewall.smartmicro.de

MX Priorities

  • firewall.smartmicro.de: 9

A / AAAA Records

  • 217.160.0.15 ↩ 217-160-0-15.elastic-ssl.ui-r.com
  • 2001:8d8:100f:f000::200 ↩ 2001-08d8-100f-f000-0000-0000-0000-0200.elastic-ssl.ui-r.com

Mail Server IPs

  • 80.156.186.182 ↩ firewall.smartmicro.de

SOA Record

Raw SOA ns1053.ui-dns.biz hostmaster.kundenserver.de 2016072158 28800 7200 604800 300
Primary NS (mname)
ns1053.ui-dns.biz
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2016072158
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1053.ui-dns.de
ns1053.ui-dns.biz
ns1053.ui-dns.com
ns1053.ui-dns.org

SPF Record

✓ Strict (-all)
v=spf1 +mx ip4:217.13.78.73 ip4:80.156.186.182 include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.salesforce.com include:cust-spf.exacttarget.com include:_spf.kundenserver.de -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; ri=172800
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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=7d971a89d9194e9365749deb4fd8612fa33ab96ff9ed5b4b40eabc058f9548aa
  • SPFv=spf1 +mx ip4:217.13.78.73 ip4:80.156.186.182 include:spf.protection.outlook.com include:_spf.perfora.net include:_spf.salesforce.com include:cust-spf.exacttarget.com include:_spf.kundenserver.de -all
  • MS=1C317414D7ECD199404621772D7F1EB5992DDBD4
  • v=verifydomain MS=5315944
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