cryps.de

Valid Email Server
Domain Lookup › cryps.de

Domain Overview

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

Checked via [email protected] · 2026-03-30 23:05:42 UTC · ↺ Refresh

MX Hostnames

  • smx00.udag.de
  • smx01.udag.de

MX Priorities

  • smx01.udag.de: 20
  • smx00.udag.de: 10

A / AAAA Records

  • 5.9.124.173 ↩ cryps.de

Mail Server IPs

  • 62.146.106.51 ↩ smx01.udag.de
  • 62.146.106.50 ↩ smx00.udag.de

SOA Record

Raw SOA hydrogen.ns.hetzner.com dns.hetzner.com 2026032203 43200 7200 2419200 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026032203
Refresh
43200s
Retry
7200s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

oxygen.ns.hetzner.com
helium.ns.hetzner.de
hydrogen.ns.hetzner.com

SPF Record

✓ Strict (-all)
v=spf1 include:_smtp.udag.de -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; sp=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s; pct=100;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

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 include:_smtp.udag.de -all
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