Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
courtyard-wiesbaden.de
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-24 17:39:50 UTC · ↺ Refresh
MX Hostnames
- courtyardwiesbaden-de02c.mail.protection.outlook.com
MX Priorities
- courtyardwiesbaden-de02c.mail.protection.outlook.com: 0
A / AAAA Records
- 217.160.0.175 ↩ 217-160-0-175.elastic-ssl.ui-r.com
- 2001:8d8:100f:f000::211 ↩ 2001-08d8-100f-f000-0000-0000-0000-0211.elastic-ssl.ui-r.com
Mail Server IPs
- 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
- 52.101.73.12 ↩ mail-am4pr0401cu00104.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::5 ↩ mail-db3pr0202cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09::b ↩ mail-am7pr05cu00103.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1087.ui-dns.org hostmaster.1und1.de 2017041621 28800 7200 604800 300
Primary NS (mname)
ns1087.ui-dns.org
Admin Email (rname)
hostmaster@1und1.de
Serial
2017041621
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1087.ui-dns.biz
ns1087.ui-dns.org
ns1087.ui-dns.com
ns1087.ui-dns.de
SPF Record
✓ Soft Fail (~all)
v=spf1 mx include:spf.protection.outlook.com ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1:d:s; adkim=r; aspf=r
⚠ p=none — monitoring only, no enforcement
📋 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
2 records- SPFv=spf1 mx include:spf.protection.outlook.com ~all
- v=verifydomain MS=1431079
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