skywarn.de

Valid Email Server
Domain Lookup › skywarn.de

Domain Overview

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

Checked via [email protected] · 2026-03-22 08:55:12 UTC · ↺ Refresh

MX Hostnames

  • mail20.skywarn.de

MX Priorities

  • mail20.skywarn.de: 10

A / AAAA Records

  • 157.90.8.144 ↩ web20.skywarn.de
  • 2a01:4f8:162:5413::ffff:9d5a:890 ↩ web20.skywarn.de

Mail Server IPs

  • 157.90.8.145 ↩ mail20.skywarn.de
  • 2a01:4f8:162:5413::ffff:9d5a:891 ↩ mail20.skywarn.de

SOA Record

Raw SOA ns1.first-ns.de dns.hetzner.com 2024102904 3600 1800 604800 3600
Primary NS (mname)
ns1.first-ns.de
Admin Email (rname)
dns@hetzner.com
Serial
2024102904
Refresh
3600s
Retry
1800s
Expire
604800s
Minimum TTL
3600s

Nameservers (NS)

robotns3.second-ns.com
ns1.first-ns.de
robotns2.second-ns.de

SPF Record

✓ Strict (-all)
v=spf1 mx -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: dkim

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • google-site-verification=D8tK5ET7b1-gPNZdh04khTerdkdFGuTL69cBUb1499o
  • SPFv=spf1 mx -all
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