mdammer.net

Valid Email Server
Domain Lookup › mdammer.net

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
mdammer.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-14 03:07:13 UTC · ↺ Refresh

MX Hostnames

  • mx.runbox.com

MX Priorities

  • mx.runbox.com: 10

A / AAAA Records

  • 95.217.5.85 ↩ static.85.5.217.95.clients.your-server.de

Mail Server IPs

  • 185.226.149.25 ↩ aibo.runbox.com

SOA Record

Raw SOA deb.ns.cloudflare.com dns.cloudflare.com 2398348997 10000 2400 604800 1800
Primary NS (mname)
deb.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398348997
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

deb.ns.cloudflare.com
paul.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.runbox.com include:servers.mcsv.net -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

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: selector1

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

All TXT Records

1 record
  • SPFv=spf1 include:spf.runbox.com include:servers.mcsv.net -all
Full email verification for mdammer.net

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

SPF / DKIM / DMARC Get 1,000 Free Credits