zahnarztpraxis-karatzia.de

Valid Email Server
Domain Lookup › zahnarztpraxis-karatzia.de

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
zahnarztpraxis-karatzia.de
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-23 18:54:28 UTC · ↺ Refresh

MX Hostnames

  • mx01.firmenemails.de

MX Priorities

  • mx01.firmenemails.de: 10

A / AAAA Records

  • 104.21.50.171 (no PTR)
  • 172.67.164.105 (no PTR)
  • 2606:4700:3033::6815:32ab (no PTR)
  • 2606:4700:3036::ac43:a469 (no PTR)

Mail Server IPs

  • 212.144.97.21 ↩ mx01.firmenemails.de

SOA Record

Raw SOA jasmine.ns.cloudflare.com dns.cloudflare.com 2398016258 10000 2400 604800 1800
Primary NS (mname)
jasmine.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398016258
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

jasmine.ns.cloudflare.com
major.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 a mx ip4:212.144.97.8 ip4:212.144.97.9 ip4:212.144.97.10 ip4:212.144.97.11 ip4:212.144.97.12 ip4:212.144.97.13 ip4:212.144.97.14 ip4:212.144.97.23 ip4:212.144.97.25 ip4:212.144.97.21 -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

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

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

All TXT Records

1 record
  • SPFv=spf1 a mx ip4:212.144.97.8 ip4:212.144.97.9 ip4:212.144.97.10 ip4:212.144.97.11 ip4:212.144.97.12 ip4:212.144.97.13 ip4:212.144.97.14 ip4:212.144.97.23 ip4:212.144.97.25 ip4:212.144.97.21 -all
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