bildungszentrum-konstanz.de

Valid Email Server
Domain Lookup › bildungszentrum-konstanz.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
bildungszentrum-konstanz.de
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-28 21:36:38 UTC · ↺ Refresh

MX Hostnames

  • de-smtp-inbound-2.mimecast.com
  • de-smtp-inbound-1.mimecast.com

MX Priorities

  • de-smtp-inbound-1.mimecast.com: 10
  • de-smtp-inbound-2.mimecast.com: 20

A / AAAA Records

  • 78.47.183.173 ↩ static.173.183.47.78.clients.your-server.de

Mail Server IPs

  • 194.104.110.22 ↩ de-smtp-inbound-1.mimecast.com
  • 194.104.108.22 ↩ de-smtp-inbound-1.mimecast.com

SOA Record

Raw SOA ns1101.ui-dns.com hostmaster.kundenserver.de 2015100724 28800 7200 604800 300
Primary NS (mname)
ns1101.ui-dns.com
Admin Email (rname)
hostmaster@kundenserver.de
Serial
2015100724
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

ns1101.ui-dns.com
ns1101.ui-dns.org
ns1101.ui-dns.de
ns1101.ui-dns.biz

SPF Record

✓ Strict (-all)
v=spf1 ip4:213.164.76.193 include:spf-sesam.haake.com include:spf1.aufwind-solutions.de include:de._netblocks.mimecast.com -all
📊 DNS lookups: 3/10
✓ 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

2 records
  • 0ed1fe018abf2c3ae68d8542088c751ad273c81e78
  • SPFv=spf1 ip4:213.164.76.193 include:spf-sesam.haake.com include:spf1.aufwind-solutions.de include:de._netblocks.mimecast.com -all
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