cresult.de

Valid Email Server

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cresult.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-04-03 08:45:54 UTC · ↺ Refresh

MX Hostnames

  • cresult-de.mail.protection.outlook.com

MX Priorities

  • cresult-de.mail.protection.outlook.com: 10

A / AAAA Records

  • 81.169.145.169 ↩ wa9.rzone.de
  • 2a01:238:20a:202:1169:: ↩ wa9.rzone.de

Mail Server IPs

  • 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 52.101.68.16 ↩ mail-db4pr02cu00400.inbound.protection.outlook.com
  • 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::4 ↩ mail-am0pr04cu00504.inbound.protection.outlook.com

SOA Record

Raw SOA docks03.rzone.de hostmaster.strato-rz.de 2020050857 86400 7200 604800 300
Primary NS (mname)
docks03.rzone.de
Admin Email (rname)
hostmaster@strato-rz.de
Serial
2020050857
Refresh
86400s
Retry
7200s
Expire
604800s
Minimum TTL
300s

Nameservers (NS)

shades19.rzone.de
docks03.rzone.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:217.31.89.81 ip4:3.120.0.4 ip4:3.122.21.86 ip4:52.58.12.247 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

~ Quarantine
v=DMARC1; pct=100; p=quarantine
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

4 records
  • google-site-verification=TqrmgY7eD4MBz6ZN9nG03-IRqHGQ9NyPa6Iy2LnCKXI
  • SPFv=spf1 ip4:217.31.89.81 ip4:3.120.0.4 ip4:3.122.21.86 ip4:52.58.12.247 include:spf.protection.outlook.com -all
  • google-gws-recovery-domain-verification=49391796
  • atlassian-domain-verification=Izr50lZqIMcLhfOJiJvWU0aSfmGSdy7ZBJ18sV5lsD4hwRASMB4SixzDu6VS1Lmd
Full email verification for cresult.de

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

SPF / DKIM / DMARC Get 1,000 Free Credits