krontec.de

Valid Email Server
Domain Lookup › krontec.de

Domain Overview

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

Checked via [email protected] · 2026-03-21 04:48:35 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 85.236.47.199 ↩ server.filterverlag.de
  • 2001:4178:2:1342:85:236:47:199 ↩ server.filterverlag.de

Mail Server IPs

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

SOA Record

Raw SOA a.ns14.net hostmaster.filterverlag.de 2025121800 43200 7200 1209600 86400
Primary NS (mname)
a.ns14.net
Admin Email (rname)
hostmaster@filterverlag.de
Serial
2025121800
Refresh
43200s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

a.ns14.net
b.ns14.net
d.ns14.net
c.ns14.net

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:81.27.169.34/32 include:spf.hornetsecurity.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

4 records
  • MS=ms58175117
  • apple-domain-verification=VMbMcW2XPlyc1V4v
  • SPFv=spf1 mx a ip4:81.27.169.34/32 include:spf.hornetsecurity.com -all
  • google-site-verification=bzdYfv4NDisXsPa8xFE_0gFgw196iwfW2V9BnGFkqmA
Full email verification for krontec.de

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

SPF / DKIM / DMARC Get 1,000 Free Credits