Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wdt.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-27 11:39:18 UTC · ↺ Refresh
MX Hostnames
- wdt-de.mail.protection.outlook.com
MX Priorities
- wdt-de.mail.protection.outlook.com: 10
A / AAAA Records
- 5.22.145.16 ↩ relay.mail-forwarder.io
- 5.22.145.121 ↩ relay.mail-forwarder.io
- 2a00:18e0:5:3:dfe2:c743:85aa:61bc
- 2a00:18e0:5:2:7577:4e4d:413b:f507
Mail Server IPs
- 52.101.170.2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
- 52.101.170.0 ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 52.101.168.0 ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 52.101.170.1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca2d:: ↩ mail-fr5p281cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::1 ↩ mail-fr4p281cu03101.inbound.protection.outlook.com
- 2a01:111:f403:ca27:: ↩ mail-beup281cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca2d::2 ↩ mail-fr6p281cu00202.inbound.protection.outlook.com
SOA Record
Raw SOA
ns2.domaindiscount24.net tech.key-systems.net 2026032502 10800 3600 604800 28800
Primary NS (mname)
ns2.domaindiscount24.net
Admin Email (rname)
tech@key-systems.net
Serial
2026032502
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
28800s
Nameservers (NS)
ns3.domaindiscount24.net
ns2.domaindiscount24.net
ns1.domaindiscount24.net
SPF Record
✓ Soft Fail (~all)
v=spf1 mx a:mail.wdt.de ip4:81.14.176.5 ip4:195.252.149.19 ip4:195.252.129.55 include:spf.protection.outlook.com include:emarsys.net include:emsmtp.com ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; aspf=r; fo=1:s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- SPFv=spf1 mx a:mail.wdt.de ip4:81.14.176.5 ip4:195.252.149.19 ip4:195.252.129.55 include:spf.protection.outlook.com include:emarsys.net include:emsmtp.com ~all
- apple-domain-verification=tvJbtBhHQ4Y6wN92
- google-site-verification=9pJcOmKJGj4LtZePWRpKUcRBGOFbUmt3DEYRLn1QHak
- 201711021014232am9hkb89npeg0akdxs1hp12qtmea1p38qghsyojfqj2ns5gso
- MS=ms92984200
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