Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
wlschroeder.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-03 10:27:02 UTC · ↺ Refresh
MX Hostnames
- wlschroeder-de.mail.protection.outlook.com
MX Priorities
- wlschroeder-de.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.41 ↩ 217-160-0-41.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.5 ↩ mail-du2pr03cu00105.inbound.protection.outlook.com
- 52.101.73.2 ↩ mail-as9pr07cu00302.inbound.protection.outlook.com
- 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca09::5 ↩ mail-am1pr04cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1029.ui-dns.biz hostmaster.1und1.de 2017042103 28800 7200 604800 300
Primary NS (mname)
ns1029.ui-dns.biz
Admin Email (rname)
hostmaster@1und1.de
Serial
2017042103
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1029.ui-dns.de
ns1029.ui-dns.com
ns1029.ui-dns.org
ns1029.ui-dns.biz
SPF Record
✓ Strict (-all)
v=spf1 mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com a:mail.wlschroeder.de mx:mail.wlschroeder.de ip4:80.152.132.36 ip4:80.154.14.83 ip4:212.118.186.10 -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
2 records- SPFv=spf1 mx include:spf.protection.outlook.com include:spf-de.emailsignatures365.com a:mail.wlschroeder.de mx:mail.wlschroeder.de ip4:80.152.132.36 ip4:80.154.14.83 ip4:212.118.186.10 -all
- MS=ms45842483
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