slashdev.de

Valid Email Server
Domain Lookup › slashdev.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 17:08:55 UTC · ↺ Refresh

MX Hostnames

  • mx2.martinweber.net

MX Priorities

  • mx2.martinweber.net: 1337

A / AAAA Records

  • 159.69.110.17 ↩ www.martinweber.net
  • 2a01:4f8:c2c:5fd::1 ↩ www.martinweber.net

Mail Server IPs

  • 116.203.37.228 ↩ mx2.martinweber.net
  • 2a01:4f8:c0c:c9d0::1 ↩ mx2.martinweber.net

SOA Record

Raw SOA hydrogen.ns.hetzner.com dns.hetzner.com 2026021900 86400 10800 3600000 3600
Primary NS (mname)
hydrogen.ns.hetzner.com
Admin Email (rname)
dns@hetzner.com
Serial
2026021900
Refresh
86400s
Retry
10800s
Expire
3600000s
Minimum TTL
3600s

Nameservers (NS)

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

SPF Record

✓ Strict (-all)
v=spf1 ip4:159.69.110.17 ip4:116.203.37.228 ip6:2a01:4f8:c2c:5fd::1 ip6:2a01:4f8:c0c:c9d0::1 ip4:217.92.131.239 ip6:2003:a:3:ec04::200 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; adkim=s; aspf=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

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 ip4:159.69.110.17 ip4:116.203.37.228 ip6:2a01:4f8:c2c:5fd::1 ip6:2a01:4f8:c0c:c9d0::1 ip4:217.92.131.239 ip6:2003:a:3:ec04::200 -all
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