isprz.de

Valid Email Server
Domain Lookup › isprz.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
isprz.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-31 22:19:47 UTC · ↺ Refresh

MX Hostnames

  • mail.isprz.de

MX Priorities

  • mail.isprz.de: 10

A / AAAA Records

  • 81.7.14.174 ↩ jena174.isprz.com
  • 2a02:180:6:1::409 ↩ jena174.isprz.com

Mail Server IPs

  • 81.7.14.174 ↩ jena174.isprz.com

SOA Record

Raw SOA ns1.start-dns.de abuse.isprz.de.isprz.de 2025090703 14400 3600 604800 180
Primary NS (mname)
ns1.start-dns.de
Admin Email (rname)
abuse@isprz.de.isprz.de
Serial
2025090703
Refresh
14400s
Retry
3600s
Expire
604800s
Minimum TTL
180s

Nameservers (NS)

ns2.start-dns.de
ns3.start-dns.de
ns1.start-dns.de

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:85.31.188.163 -all
📊 DNS lookups: 2/10
✓ 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

1 record
  • SPFv=spf1 a mx ip4:85.31.188.163 -all
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