tesdorpf.de

Valid Email Server
Domain Lookup › tesdorpf.de

Domain Overview

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

Checked via [email protected] · 2026-04-04 07:02:34 UTC · ↺ Refresh

MX Hostnames

  • mailgw2.hawesko.de
  • mailgw3.hawesko.de
  • mailgw1.hawesko.de

MX Priorities

  • mailgw3.hawesko.de: 150
  • mailgw1.hawesko.de: 50
  • mailgw2.hawesko.de: 100

A / AAAA Records

  • 104.26.12.8 (no PTR)
  • 104.26.13.8 (no PTR)
  • 172.67.73.210 (no PTR)
  • 2606:4700:20::ac43:49d2 (no PTR)
  • 2606:4700:20::681a:c08 (no PTR)
  • 2606:4700:20::681a:d08 (no PTR)

Mail Server IPs

  • 217.110.20.143 ↩ mailgw3.hawesko.de
  • 217.110.20.141 ↩ mailgw1.hawesko.de
  • 217.110.20.142 ↩ mailgw2.hawesko.de

SOA Record

Raw SOA crystal.ns.cloudflare.com dns.cloudflare.com 2399986541 10000 2400 604800 1800
Primary NS (mname)
crystal.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399986541
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

donovan.ns.cloudflare.com
crystal.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 +mx ip4:5.35.253.163 a:exchange.hawesko.de a:tesdorpf-production.hawdev.de include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; adkim=s; aspf=r; rf=afrf;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · 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

3 records
  • SPFv=spf1 +mx ip4:5.35.253.163 a:exchange.hawesko.de a:tesdorpf-production.hawdev.de include:spf.protection.outlook.com -all
  • LZtwEb4dvufAU2HNpOSxu/dV5CIzIqjtGBJOt73yNDMJ4FhwHPZWWNGofPfNbpRcOb6kXGiTB1+8MqWygYGQCA==
  • MS=ms90950333
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